windshield motor recall: 1996 Chevy GMC Z-71

Question:

– Hide quoted text — Show quoted text ->I believe the problem is with the motor itself. A former boss of mine >had a 95 and he fixed it himself. I don’t know about any recall. > Has anyone heard, or can you help me with information on a windshield >wiper > motor or harness recall.  Sometimes my windshield wiper motor works > and >some > time it does not. > Thanks > Eric > — > Retired and Sailing "the sweet water sea"

It is actually the circuit board that controls the motor.  The solder joints on the board were not high enough quality and over time they start to develop bad connections.  The recall also applies to S series vehicles such as the S-10.  Mine started to develop wiper problems two summers ago and I still haven’t fixed it…Being lazy. -Rob —–= Posted via Newsfeeds.Com, Uncensored Usenet News =—– http://www.newsfeeds.com – The #1 Newsgroup Service in the World! —–==  Over 80,000 Newsgroups – 16 Different Servers! =—–

Response:

>I believe the problem is with the motor itself. A former boss of mine had a >95 and he fixed it himself. I don’t know about any recall.

Here’s the text of the recall. CAMPAIGN: WINDSHIELD WIPER MOTOR FAILS #98043 PRODUCT CAMPAIGNS 98043 SEPTEMBER, 1998 MODELS: 1994-96 CHEVROLET AND GMC C/K 1995-96 CHEVROLET, GMC, OLDSMOBILE S/T DEFECT INVOLVED GENERAL MOTORS HAS DECIDED THAT A DEFECT WHICH RELATES TO MOTOR VEHICLE SAFETY EXISTS IN CERTAIN 1994-96 CHEVROLET AND GMC C/K MODEL VEHICLES, AND 1995-96 CHEVROLET, GMC, AND OLDSMOBILE S/T MODEL VEHICLES. THESE VEHICLES MAY EXHIBIT A CONDITION IN WHICH THE WINDSHIELD WIPER MOTORS MAY FAIL AFTER A YEAR OR MORE OF VEHICLE OPERATION. THESE FAILURES ARE THE RESULT OF CRACKED SOLDER JOINTS ON THE CONTROLLER CIRCUIT BOARD NEAR THE WIRING HARNESS CONNECTOR. DEPENDING ON WHICH SOLDER JOINTS CRACK OR THE SEVERITY OF THE CRACK, THE WINDSHIELD WIPERS COULD WORK INTERMITTENTLY OR NOT AT ALL. IF THIS WERE TO OCCUR IN A SEVERE WEATHER SITUATION, DRIVER VISIBILITY COULD BE REDUCED, WHICH COULD RESULT IN A VEHICLE CRASH WITHOUT PRIOR WARNING. TO PREVENT THE POSSIBILITY OF THIS CONDITION OCCURRING, DEALERS ARE TO REPLACE THE WIPER MOTOR CIRCUIT BOARD AND COVER. VEHICLES INVOLVED INVOLVED ARE CERTAIN 1994-96 CHEVROLET AND GMC C/K MODEL VEHICLES, AND 1995-96 CHEVROLET, GMC, AND OLDSMOBILE S/T MODEL VEHICLES BUILT WITHIN THE FOLLOWING VIN BREAKPOINTS: YEAR DIVISION MODEL PLANT CODE FROM THROUGH 1994 CHEVROLET C/K PONTIAC EAST "E" RE285342 RE314490 1995 CHEVROLET C/K FT. WAYNE "Z" SZ140060 SZ289886 1995 CHEVROLET C/K PONTIAC EAST "E" SE100057 SE284664 1996 CHEVROLET C/K FT. WAYNE "Z" TZ100006 TZ197208 1996 CHEVROLET C/K PONTIAC EAST "E" TE100003 TE231793 1995 CHEVROLET CREW CAB FLINT "F" SF000002 SF009527 1996 CHEVROLET CREW CAB FLINT "F" TF000004 TF018937 1994 CHEVROLET C3500HD JANESVILLE "J" RJ115485 RJ116721 1995 CHEVROLET C3500HD JANESVILLE "J" SJ100696 SJ119926 1996 CHEVROLET C3500HD JANESVILLE "J" TJ100589 TJ110642 1994 CHEVROLET SUBURBAN JANESVILLE "J" RJ421379 RJ447584 1995 CHEVROLET SUBURBAN JANESVILLE "J" SJ300063 SJ464680 1995 CHEVROLET SUBURBAN SILAO "G" SG100176 SG120928 1996 CHEVROLET SUBURBAN JANESVILLE "J" TJ300001 TJ392528 1996 CHEVROLET SUBURBAN SILAO "G" TG100005 TG147693 1994 CHEVROLET TAHOE (2 DR.) JANESVILLE "J" RJ421569 RJ447586 1995 CHEVROLET TAHOE (2 DR.) JANESVILLE "J" SJ300058 SJ414511 1995 CHEVROLET TAHOE (2 DR.) SILAO "G" SG100633 SG120897 1996 CHEVROLET TAHOE (2 DR.) SILAO "G" TG100011 TG147675 1995 CHEVROLET TAHOE (4 DR.) JANESVILLE "J" SJ312427 SJ464681 1996 CHEVROLET TAHOE (4 DR.) JANESVILLE "J" TJ300003 TJ392529 1995 CHEVROLET S10 LINDEN "K" SK112592 SK263009 1995 CHEVROLET S10 SHREVEPORT "8" S8104836 S8266203 1996 CHEVROLET S10 LINDEN "K" TK100007 TK219604 1996 CHEVROLET S10 SHREVEPORT "8" T8100001 T8209267 1995 CHEVROLET BLAZER LINDEN "K" SK116163 SK263010 1995 CHEVROLET BLAZER MORAINE "2" S2103828 S2266695 1996 CHEVROLET BLAZER LINDEN "K" TK100001 TK219605 1996 CHEVROLET BLAZER MORAINE "2" T2100001 T2281099 1994 GMC SIERRA PONTIAC EAST "E" RE558317 RE566244 1995 GMC SIERRA FT. WAYNE "Z" SZ530035 SZ571167 1995 GMC SIERRA PONTIAC EAST "E" SE500026 SE550511 1996 GMC SIERRA FT. WAYNE "Z" TZ500001 TX533826 1996 GMC SIERRA PONTIAC EAST "E" TE500003 TE543650 1995 GMC CREW CAB FLINT "F" SF000006 SF009514 1996 GMC CREW CAB FLINT "F" TF000003 TF018907 1994 GMC C3500HD JANESVILLE "J" RJ524200 RJ524830 1995 GMC C3500HD JANESVILLE "J" SJ502735 SJ528241 1996 GMC C3500HD JANESVILLE "J" TJ501139 TJ515488 1994 GMC SUBURBAN JANESVILLE "J" RJ761993 RJ772082 1995 GMC SUBURBAN JANESVILLE "J" SJ700051 SJ771687 1995 GMC SUBURBAN SILAO "G" SG500024 SG508199 1996 GMC SUBURBAN JANESVILLE "J" TJ700002 TJ741369 1996 GMC SUBURBAN SILAO "G" TG500001 TG514716 1994 GMC YUKON (2 DR.) JANESVILLE "J" RJ758620 RJ772071 1995 GMC YUKON (2 DR.) JANESVILLE "J" SJ700050 SJ751633 1995 GMC YUKON (2 DR.) SILAO "G" SG500046 SG508105 1996 GMC YUKON (2 DR.) SILAO "G" TG500003 TG514704 1995 GMC YUKON (4 DR.) JANESVILLE "J" SJ706157 SJ771690 1996 GMC YUKON (4 DR.) JANESVILLE "J" TJ700006 TJ741372 1995 GMC SONOMA LINDEN "K" SK501018 SK545837 1995 GMC SONOMA SHREVEPORT "8" S8500511 S8541081 1996 GMC SONOMA LINDEN "K" TK500012 TK526478 1996 GMC SONOMA SHREVEPORT "8" T8500001 T8530158 1995 GMC JIMMY LINDEN "K" SK504414 SK545839 1995 GMC JIMMY MORAINE "2" S2502042 S2559899 1996 GMC JIMMY LINDEN "K" TK500001 TK526477 1996 GMC JIMMY MORAINE "2" T2500001 T2566698 1996 OLDSMOBILE BRAVADA MORAINE "2" T2700001 T2705033 IMPORTANT: DEALERS SHOULD CONFIRM VEHICLE ELIGIBILITY THROUGH VISS (VEHICLE INFORMATION SERVICE SYSTEM) OR SERVICENET (GMC ONLY) PRIOR TO BEGINNING CAMPAIGN REPAIRS. NOT ALL VEHICLES WITHIN THE ABOVE BREAKPOINTS MAY BE INVOLVED. COMPUTER LISTINGS CONTAINING THE COMPLETE VEHICLE IDENTIFICATION NUMBER, CUSTOMER NAME AND ADDRESS DATA WILL BE SUPPLIED IN NOVEMBER, 1998 WHEN OWNER NOTIFICATION BEGINS. PARTS INFORMATION PARTS REQUIRED TO COMPLETE THIS CAMPAIGN ARE TO BE OBTAINED FROM GENERAL MOTORS SERVICE PARTS OPERATIONS (GMSPO). PLEASE REFER TO YOUR "INVOLVED VEHICLES LISTING" PRIOR TO ORDERING REQUIREMENTS. NORMAL ORDERS SHOULD BE PLACED ON A DRO = DAILY REPLENISHMENT ORDER. AN EMERGENCY REQUIREMENT SHOULD BE ORDERED ON A CSO = CUSTOMER SPECIAL ORDER. PART NUMBER DESCRIPTION QUANTITY/ VEHICLE 12463017 WINDSHIELD WASHER PULSE CONTROL MODULE (CONSISTS OF CIRCUIT BOARD, COVER, AND SCREWS) 1 12345739 GOODWRENCH RTV SILICONE SEALANT 1 (TUBE WILL SERVICE 50 VEHICLES) CUSTOMER NOTIFICATION CUSTOMERS WILL BE NOTIFIED, IN PHASES, OF THIS CAMPAIGN ON THEIR VEHICLES BY GENERAL MOTORS BEGINNING NOVEMBER, 1998. DEALER CAMPAIGN RESPONSIBILITY ALL UNSOLD NEW VEHICLES IN DEALERS’ POSSESSION AND SUBJECT TO THIS CAMPAIGN MUST BE HELD AND INSPECTED/REPAIRED PER THE SERVICE PROCEDURE OF THIS CAMPAIGN BULLETIN BEFORE CUSTOMERS TAKE POSSESSION OF THESE VEHICLES. DEALERS ARE TO SERVICE ALL VEHICLES SUBJECT TO THIS CAMPAIGN AT NO CHARGE TO CUSTOMERS, REGARDLESS OF MILEAGE, AGE OF VEHICLE, OR OWNERSHIP, FROM THIS TIME FORWARD. IN SUMMARY, WHENEVER A VEHICLE SUBJECT TO THIS CAMPAIGN ENTERS YOUR VEHICLE INVENTORY, OR IS IN YOUR DEALERSHIP FOR SERVICE IN THE FUTURE, PLEASE TAKE THE STEPS NECESSARY TO BE SURE THE CAMPAIGN CORRECTION HAS BEEN MADE BEFORE SELLING OR RELEASING THE VEHICLE. SERVICE PROCEDURE 1. TURN THE IGNITION KEY TO THE OFF POSITION. 2. REMOVE THE CONNECTOR POSITION ASSURANCE (CPA) AND DISCONNECT THE WIPER MOTOR ELECTRICAL CONNECTOR. 3. REMOVE THE THREE (3) SCREWS THAT SECURE THE COVER TO THE WIPER MOTOR AND REMOVE THE COVER (FIGURE 1). 4. INSPECT FOR SEALANT ON THE INSIDE OF THE COVER AND THEN DISCARD THE COVER AND SCREWS. IMPORTANT: IF SEALANT WAS FOUND ON THE OLD COVER, IT WILL BE NECESSARY TO REMOVE ANY OLD SEALANT FROM THE MOTOR HOUSING IN STEP 6. 5. CAREFULLY REMOVE THE MODULE (CIRCUIT BOARD) FROM THE WIPER MOTOR BY LIFTING UP ON THE END OF THE MODULE ELECTRICAL CONNECTOR. 6. IF NECESSARY, REMOVE ANY OLD SEALANT FROM THE WIPER MOTOR HOUSING (SEE STEP 4). NOTICE: WHEN HANDLING THE NEW MODULE IN THE NEXT STEP, BE CAREFUL NOT TO DAMAGE OR BEND THE ELECTRICAL CONTACTS ON THE BOTTOM SIDE OF THE MODULE. 7. INSTALL THE MODULE INTO THE WIPER MOTOR HOUSING, MAKING SURE THAT THE MODULE IS FULLY SEATED. WHEN FULLY SEATED, THE EDGES OF THE MODULE CIRCUIT BOARD WILL BE FLUSH (EVEN) WITH THE MOTOR HOUSING ALONG ALL SIDES. 8. CAREFULLY APPLY A BEAD OF SILICONE SEALANT, P/N 12345739 (OR GE-162 SEALANT OR EQUIVALENT) IN THE GROOVE OF THE NEW COVER (FIGURE 2). REMOVE ANY EXCESS SEALANT THAT IS OUTSIDE OF THE GROOVE. IMPORTANT: ONLY APPLY ENOUGH SEALANT TO FILL THE GROOVE IN THE COVER. 9. INSTALL THE NEW COVER ON THE WIPER MOTOR HOUSING AND INSTALL THE THREE (3) NEW SCREWS. TIGHTEN THE SCREWS TO 2.6 NM (23 LBS. IN.). 10. RECONNECT THE WIPER MOTOR ELECTRICAL CONNECTOR TO THE WIPER MOTOR ASSEMBLY AND INSTALL THE CPA. 11. TURN THE IGNITION KEY TO THE "ON" POSITION AND CHECK WIPER SYSTEM FOR PROPER OPERATION (DELAY/LOW/HIGH/ETC.). 12. INSTALL THE GM CAMPAIGN IDENTIFICATION LABEL. FIGURE 1 LEGEND: 1. WIPER MOTOR COVER 2. MODULE (CIRCUIT BOARD) 3. MODULE ELECTRICAL CONNECTOR 4. WIPER MOTOR FIGURE 2 LEGEND: 1. WIPER MOTOR COVER 2. LOCATION FOR APPLYING SEALANT CAMPAIGN IDENTIFICATION LABEL EACH VEHICLE CORRECTED IN ACCORDANCE WITH THE INSTRUCTIONS OUTLINED IN THIS PRODUCT CAMPAIGN BULLETIN WILL REQUIRE A "CAMPAIGN IDENTIFICATION LABEL". EACH LABEL PROVIDES A SPACE TO INCLUDE THE CAMPAIGN NUMBER AND THE FIVE (5) DIGIT DEALER CODE OF THE DEALER PERFORMING THE CAMPAIGN SERVICE. THIS INFORMATION MAY BE INSERTED WITH A TYPEWRITER OR A BALL POINT PEN. EACH "CAMPAIGN IDENTIFICATION LABEL" IS TO BE LOCATED ON THE RADIATOR CORE SUPPORT IN AN AREA WHICH WILL BE VISIBLE WHEN THE VEHICLE IS BROUGHT IN BY THE CUSTOMER FOR PERIODIC SERVICING. WHEN INSTALLING THE CAMPAIGN IDENTIFICATION LABEL, BE SURE TO PULL THE TAB TO ALLOW ADHESION OF THE CLEAR PROTECTIVE COVERING. ADDITIONAL CAMPAIGN IDENTIFICATION LABELS CAN BE OBTAINED FROM VISPAC INCORPORATED BY CALLING 1-800-269-5100 (MONDAY-FRIDAY, 8:00 A.M. TO 4:30 P.M. EST). ASK FOR ITEM NUMBER S-1015 WHEN ORDERING. APPLY THE "CAMPAIGN IDENTIFICATION LABEL" ONLY ON A CLEAN, DRY SURFACE. CLAIM INFORMATION SUBMIT A PRODUCT CAMPAIGN CLAIM WITH THE INFORMATION INDICATED BELOW: PART FAILED PARTS LABOR LABOR NET REPAIR PERFORMED COUNT PART NO. ALLOW CC-FC OP * HOURS ITEM INSTALL WINDSHIELD WASHER PULSE CONTROL MODULE 1 — * * MA-96 V0229 0.3 *** * FOR CAMPAIGN ADMINISTRATIVE ALLOWANCE, ADD 0.1 HOURS TO THE "LABOR HOURS". ** THE "PARTS ALLOWANCE" SHOULD BE THE SUM TOTAL OF THE CURRENT GMSPO DEALER NET PRICE PLUS 40% FOR THE WINDSHIELD WASHER PULSE CONTROL MODULE NEEDED TO COMPLETE THE REPAIR. *** THE AMOUNT IDENTIFIED IN THE "NET ITEM" COLUMN … read more »

Response:

>Has anyone heard, or can you help me with information on a windshield wiper >motor or harness recall.  Sometimes my windshield wiper motor works and some >time it does not. >Thanks >Eric

 I Have the same problem with a 94 silverado. The harness is plugged at the top of the wiper motor, you have to find a long plastic cable clamp and put it over the harness connector so it is pulling the connector tightly and your problem should be solved !  Nick

Response:

>Has anyone heard, or can you help me with information on a windshield wiper >motor or harness recall.  Sometimes my windshield wiper motor works and some >time it does not. >Thanks >Eric

   Had the same problem with a 94 silverado. Find a plastic cable clamp and place it over the plug in from the harness to the top of the motor with eneugh tension to pull it tightly togeather. That was the end of the problem . hope yours is as easy! Nick

Response:

I believe the problem is with the motor itself. A former boss of mine had a 95 and he fixed it himself. I don’t know about any recall.

– Hide quoted text — Show quoted text -> Has anyone heard, or can you help me with information on a windshield wiper > motor or harness recall.  Sometimes my windshield wiper motor works and some > time it does not. > Thanks > Eric > — > Retired and Sailing "the sweet water sea"

Response:

Good point Dean  Also my 94 Yukon was similarly involved. Also had recall on stop light switch ( Wired wrong at Factory causing pitting of contacts Reverse polarity!) Check that also  Larry   Jonathan,   Excellent post, no wonder you’re famous!   Let me add one point. You can take your truck to your dealer and ask them to run your VIN# on their computer. It will then list any uncompleted "campaigns". Campaign is code-talk for "recall". If the wiper campaign is not completed on your truck, tell the dealer to make it happen. The dealer has to go through this procedure to get paid by GM anyway so even if you can’t positively determine if your truck is covered by the listings at NHSTA, you can still make the dealer go through the steps and know once and for all. I’ve had a ‘95 Suburban and ‘95 Blazer both recalled (via notices in the mail) for this problem. The dealer SM told me that in both cases, a new thicker circuit board is installed which requires the installation of a new cover. I verified that new covers were installed on both of my trucks.   Dean I’ll post it here again – it seems to be the one thing I’m known for!Cheers – JonathanMid-90’s Chevy and GMC Wiper Module Circuit BoardReplacement and/or Repair ProceduresThe fault in this circuit board is quite common and is attributed to badsolder joints from either design  error or manufacturing flaw.  Symptomswhich indicate a bad circuit board include (but are not limited to):  wiperswill not work or work intermittently; wipers stop working for no apparentreason, maybe even in mid-stroke; wiper function is erratic, with no delayfeature, delay is the same regardless of setting, or no low- or high-speedsetting; wipers may start to work if you tap on the wiper module or move theelectrical connector.You have a choice of either Repairing your existing circuit board yourself,or Replacing it.Replacement – You have at least three options available to you, depending onyour relationship with your dealer and how much of a stink you want to putup.1. Pay for the replacement part plus the labor to have the dealer install it(~$50 for the part plus ? for labor.  Most expensive, least work).2. Pay for the replacement part and install it yourself (~$50 for the part,your labor is free.  Takes about 15 minutes.).3. Have the part replaced under recall if applicable (Free, minus the timeyour truck will be in the shop.  Least expensive, most work.).4. (Repair it yourself – Instructions below after Replacement)Option #1 is very straightforward, just go down to your local dealer andhave him do the work and pay the bill when he is finished.  You don’t  evenhave to read any further.Option #2 is also very straightforward.  Have the parts department researchthe correct part number for your model year circuit board, purchase the partfrom them and install it.  The wiper module is a small 2"x 4" black boxatta tched somewhere near the top of the firewall on the driver’s side.  Ithas the wiper motor mounted to it, and an electrical connector plugged intothe end.  Remove the electrical connector first, and using a Torx (6-pointedstar) driver, remove the cover from the module.  The circuit board sitsdirectly underneath the cover and will be coated with grease.  Gently prythe circuit board out of the module, do a little spring cleaning inside thecase and add a dab of grease to the drive gears if needed. Install the newcircuit board in the same manner as the old one was.  Clean the inside ofthe cover and reinstall with the same Torx head screws.Option #3 gets a little involved.  First you must find a recall notice foryour truck.  Start by checking on the internet at www.nhtsa.gov and drilldown thru the links for recalls to determine if your truck is actuallylisted (the re are other sites to check as well).  Just because your truckmay not be listed doesn’t mean it’s not under recall.  It could easilydepend on how your truck is described.  For example, a 1995 Chevrolet C1500Pick-up could easily be listed as a C1500, 1500, 1500-3500, C-Series, C/KSeries, Chevrolet Truck, GM Truck, C10 (the old designation), etc.  It wouldpay to look under as many designations as you can think of before giving up.If you find your truck as listed, so much the better.  Print out a copy ofthe recall and wave it at your dealer’s service manager and they should fixit No Questions Asked.  If they still refuse, contact Chevrolet/GMC CustomerAssistance and/or the NHTSA’s hotline (both are toll-free and listed ontheir respective web sites).If you do not find your truck specifically listed, all hope is not yet lost.Search for the same truck under a different model year, or a substantiallysimilar vehicle which do es have a recall (For example, the Chevy Blazershares the same wiper components as the Chevy S-10 and Astro, the GMC Jimmy,Safari and Sonoma, the Olds Bravada, etc.).  Print out a copy of the recallfor the other vehicle and go to your dealer’s parts department.  Have themsearch for the part number of the circuit board for the recalled vehicle,then for the part number for your truck.  Odds are in your favor that theywill both be exactly the same.  Hence, your wiper module is one of thefaulty ones being recalled and should be covered but your truck may havebeen left off the recall list.  Take this info to the service manager anddepending on how much he wants to keep you as a customer, he will find a wayto have the board replaced under the recall.  If not, then you still haveoptions #1 and #2 above, or you could fix your existing board yourself.Repair – You can easily repair your existing board if you know how to turn ascre wdriver and know which end of a soldering gun to hold.  If you haven’tmastered either of these skills, then have someone else do the job for you.Step 1 – Locate the wiper module and remove the circuit board as describedin Option #2 above.  Be VERY careful removing the circuit board.  Do notcrack, bend or break it or you’re outta luck and will have to buy a new one.The circuit board is approx. 2"x 4" and has two distinct sides.  The top isthe side where all the components live, especially the large black socketfor the electrical connector (more on that later).  The bottom is where allthe lead wires from the electrical components poke thru the board and aresoldered to the printed circuit.  Carefully wipe the excess grease off theboard.Step 2 – The fault in the board is caused by bad solder joints holding thelarge socket onto the printed circuit.  If the board itself is cracked orbroken, then you will have to get a new one.  Carefully inspect the tinymounds of solder underneath the large socket on the bottom of the board.Each drop of solder connects a lead wire from the socket to the printedcircuit.  A bad solder joint may look like it has a tiny circle in the dropof solder around the wire end, a chip or crack in the little mound ofsolder, or it may be too small to see.  At this point you will need asoldering gun and solder, and a steady hand.Step 3 – Set your circuit board bottom side up so you can see the solderjoints for the socket onto the printed circuit.  Heat up your soldering gunand apply just a tiny drop of solder to the tip.  Place the hot tip with themelted solder directly onto the existing solder joint in question just longenough until the gun melts the existing solder and the new solder mixes inwith it.  Remove the gun from the work and allow to cool.  Remelting theoriginal solder and adding some extra should repair the jo Has anyone heard, or can you help me with information on a windshield wiper motor or harness recall.  Sometimes my windshield wiper motor works and some

Response:

Go further down in this News Group to "Re: 95 Blazer Wiper Problem" Johnathon race has a very good explanation of the problem. Haven’t seen any recalls for my 2-93 Suburbans… If you find something, hollar back!

– Hide quoted text — Show quoted text -> Has anyone heard, or can you help me with information on a windshield wiper > motor or harness recall.  Sometimes my windshield wiper motor works and some > time it does not. > Thanks > Eric > — > Retired and Sailing "the sweet water sea"

Response:

I’ll post it here again – it seems to be the one thing I’m known for! Cheers – Jonathan Mid-90’s Chevy and GMC Wiper Module Circuit Board Replacement and/or Repair Procedures The fault in this circuit board is quite common and is attributed to bad solder joints from either design  error or manufacturing flaw.  Symptoms which indicate a bad circuit board include (but are not limited to):  wipers will not work or work intermittently; wipers stop working for no apparent reason, maybe even in mid-stroke; wiper function is erratic, with no delay feature, delay is the same regardless of setting, or no low- or high-speed setting; wipers may start to work if you tap on the wiper module or move the electrical connector. You have a choice of either Repairing your existing circuit board yourself, or Replacing it. Replacement – You have at least three options available to you, depending on your relationship with your dealer and how much of a stink you want to put up. 1. Pay for the replacement part plus the labor to have the dealer install it (~$50 for the part plus ? for labor.  Most expensive, least work). 2. Pay for the replacement part and install it yourself (~$50 for the part, your labor is free.  Takes about 15 minutes.). 3. Have the part replaced under recall if applicable (Free, minus the time your truck will be in the shop.  Least expensive, most work.). 4. (Repair it yourself – Instructions below after Replacement) Option #1 is very straightforward, just go down to your local dealer and have him do the work and pay the bill when he is finished.  You don’t  even have to read any further. Option #2 is also very straightforward.  Have the parts department research the correct part number for your model year circuit board, purchase the part from them and install it.  The wiper module is a small 2"x 4" black box attatched somewhere near the top of the firewall on the driver’s side.  It has the wiper motor mounted to it, and an electrical connector plugged into the end.  Remove the electrical connector first, and using a Torx (6-pointed star) driver, remove the cover from the module.  The circuit board sits directly underneath the cover and will be coated with grease.  Gently pry the circuit board out of the module, do a little spring cleaning inside the case and add a dab of grease to the drive gears if needed. Install the new circuit board in the same manner as the old one was.  Clean the inside of the cover and reinstall with the same Torx head screws. Option #3 gets a little involved.  First you must find a recall notice for your truck.  Start by checking on the internet at www.nhtsa.gov and drill down thru the links for recalls to determine if your truck is actually listed (there are other sites to check as well).  Just because your truck may not be listed doesn’t mean it’s not under recall.  It could easily depend on how your truck is described.  For example, a 1995 Chevrolet C1500 Pick-up could easily be listed as a C1500, 1500, 1500-3500, C-Series, C/K Series, Chevrolet Truck, GM Truck, C10 (the old designation), etc.  It would pay to look under as many designations as you can think of before giving up. If you find your truck as listed, so much the better.  Print out a copy of the recall and wave it at your dealer’s service manager and they should fix it No Questions Asked.  If they still refuse, contact Chevrolet/GMC Customer Assistance and/or the NHTSA’s hotline (both are toll-free and listed on their respective web sites). If you do not find your truck specifically listed, all hope is not yet lost. Search for the same truck under a different model year, or a substantially similar vehicle which does have a recall (For example, the Chevy Blazer shares the same wiper components as the Chevy S-10 and Astro, the GMC Jimmy, Safari and Sonoma, the Olds Bravada, etc.).  Print out a copy of the recall for the other vehicle and go to your dealer’s parts department.  Have them search for the part number of the circuit board for the recalled vehicle, then for the part number for your truck.  Odds are in your favor that they will both be exactly the same.  Hence, your wiper module is one of the faulty ones being recalled and should be covered but your truck may have been left off the recall list.  Take this info to the service manager and depending on how much he wants to keep you as a customer, he will find a way to have the board replaced under the recall.  If not, then you still have options #1 and #2 above, or you could fix your existing board yourself. Repair – You can easily repair your existing board if you know how to turn a screwdriver and know which end of a soldering gun to hold.  If you haven’t mastered either of these skills, then have someone else do the job for you. Step 1 – Locate the wiper module and remove the circuit board as described in Option #2 above.  Be VERY careful removing the circuit board.  Do not crack, bend or break it or you’re outta luck and will have to buy a new one. The circuit board is approx. 2"x 4" and has two distinct sides.  The top is the side where all the components live, especially the large black socket for the electrical connector (more on that later).  The bottom is where all the lead wires from the electrical components poke thru the board and are soldered to the printed circuit.  Carefully wipe the excess grease off the board. Step 2 – The fault in the board is caused by bad solder joints holding the large socket onto the printed circuit.  If the board itself is cracked or broken, then you will have to get a new one.  Carefully inspect the tiny mounds of solder underneath the large socket on the bottom of the board. Each drop of solder connects a lead wire from the socket to the printed circuit.  A bad solder joint may look like it has a tiny circle in the drop of solder around the wire end, a chip or crack in the little mound of solder, or it may be too small to see.  At this point you will need a soldering gun and solder, and a steady hand. Step 3 – Set your circuit board bottom side up so you can see the solder joints for the socket onto the printed circuit.  Heat up your soldering gun and apply just a tiny drop of solder to the tip.  Place the hot tip with the melted solder directly onto the existing solder joint in question just long enough until the gun melts the existing solder and the new solder mixes in with it.  Remove the gun from the work and allow to cool.  Remelting the original solder and adding some extra should repair the joint and make continuity again and reinforce it.  Repeat for all the solder joints in question, and/or all the solder joints for the socket.  Don’t overheat your work, or solder may run down and create a short to another circuit, or you may unknowingly fry a component on the other side of the board. Step 4 – Allow everything to cool, then reinstall the board as listed in Option #2 above. Good luck – Jonathan — Acta Non Verba – Deeds Not Words Jonathan Race, Lieutenant EMS Supervisor, EMS-7 A-Shift Orange County (FL) Fire-Rescue Department

– Hide quoted text — Show quoted text -> Go further down in this News Group to "Re: 95 Blazer Wiper Problem" > Johnathon race has a very good explanation of the problem. > Haven’t seen any recalls for my 2-93 Suburbans… > If you find something, hollar back! > Has anyone heard, or can you help me with information on a windshield > wiper > motor or harness recall.  Sometimes my windshield wiper motor works and > some > time it does not. > Thanks > Eric > — > Retired and Sailing "the sweet water sea"

Response:

Jonathan, Excellent post, no wonder you’re famous! Let me add one point. You can take your truck to your dealer and ask them to run your VIN# on their computer. It will then list any uncompleted "campaigns". Campaign is code-talk for "recall". If the wiper campaign is not completed on your truck, tell the dealer to make it happen. The dealer has to go through this procedure to get paid by GM anyway so even if you can’t positively determine if your truck is covered by the listings at NHSTA, you can still make the dealer go through the steps and know once and for all. I’ve had a ‘95 Suburban and ‘95 Blazer both recalled (via notices in the mail) for this problem. The dealer SM told me that in both cases, a new thicker circuit board is installed which requires the installation of a new cover. I verified that new covers were installed on both of my trucks. Dean – Hide quoted text — Show quoted text – >I’ll post it here again – it seems to be the one thing I’m known for! >Cheers – Jonathan >Mid-90’s Chevy and GMC Wiper Module Circuit Board >Replacement and/or Repair Procedures >The fault in this circuit board is quite common and is attributed to bad >solder joints from either design  error or manufacturing flaw.  Symptoms >which indicate a bad circuit board include (but are not limited to):  wipers >will not work or work intermittently; wipers stop working for no apparent >reason, maybe even in mid-stroke; wiper function is erratic, with no delay >feature, delay is the same regardless of setting, or no low- or high-speed >setting; wipers may start to work if you tap on the wiper module or move the >electrical connector. >You have a choice of either Repairing your existing circuit board yourself, >or Replacing it. >Replacement – You have at least three options available to you, depending on >your relationship with your dealer and how much of a stink you want to put >up. >1. Pay for the replacement part plus the labor to have the dealer install it >(~$50 for the part plus ? for labor.  Most expensive, least work). >2. Pay for the replacement part and install it yourself (~$50 for the part, >your labor is free.  Takes about 15 minutes.). >3. Have the part replaced under recall if applicable (Free, minus the time >your truck will be in the shop.  Least expensive, most work.). >4. (Repair it yourself – Instructions below after Replacement) >Option #1 is very straightforward, just go down to your local dealer and >have him do the work and pay the bill when he is finished.  You don’t  even >have to read any further. >Option #2 is also very straightforward.  Have the parts department research >the correct part number for your model year circuit board, purchase the part >from them and install it.  The wiper module is a small 2"x 4" black box >attatched somewhere near the top of the firewall on the driver’s side.  It >has the wiper motor mounted to it, and an electrical connector plugged into >the end.  Remove the electrical connector first, and using a Torx (6-pointed >star) driver, remove the cover from the module.  The circuit board sits >directly underneath the cover and will be coated with grease.  Gently pry >the circuit board out of the module, do a little spring cleaning inside the >case and add a dab of grease to the drive gears if needed. Install the new >circuit board in the same manner as the old one was.  Clean the inside of >the cover and reinstall with the same Torx head screws. >Option #3 gets a little involved.  First you must find a recall notice for >your truck.  Start by checking on the internet at www.nhtsa.gov and drill >down thru the links for recalls to determine if your truck is actually >listed (there are other sites to check as well).  Just because your truck >may not be listed doesn’t mean it’s not under recall.  It could easily >depend on how your truck is described.  For example, a 1995 Chevrolet C1500 >Pick-up could easily be listed as a C1500, 1500, 1500-3500, C-Series, C/K >Series, Chevrolet Truck, GM Truck, C10 (the old designation), etc.  It would >pay to look under as many designations as you can think of before giving up. >If you find your truck as listed, so much the better.  Print out a copy of >the recall and wave it at your dealer’s service manager and they should fix >it No Questions Asked.  If they still refuse, contact Chevrolet/GMC Customer >Assistance and/or the NHTSA’s hotline (both are toll-free and listed on >their respective web sites). >If you do not find your truck specifically listed, all hope is not yet lost. >Search for the same truck under a different model year, or a substantially >similar vehicle which does have a recall (For example, the Chevy Blazer >shares the same wiper components as the Chevy S-10 and Astro, the GMC Jimmy, >Safari and Sonoma, the Olds Bravada, etc.).  Print out a copy of the recall >for the other vehicle and go to your dealer’s parts department.  Have them >search for the part number of the circuit board for the recalled vehicle, >then for the part number for your truck.  Odds are in your favor that they >will both be exactly the same.  Hence, your wiper module is one of the >faulty ones being recalled and should be covered but your truck may have >been left off the recall list.  Take this info to the service manager and >depending on how much he wants to keep you as a customer, he will find a way >to have the board replaced under the recall.  If not, then you still have >options #1 and #2 above, or you could fix your existing board yourself. >Repair – You can easily repair your existing board if you know how to turn a >screwdriver and know which end of a soldering gun to hold.  If you haven’t >mastered either of these skills, then have someone else do the job for you. >Step 1 – Locate the wiper module and remove the circuit board as described >in Option #2 above.  Be VERY careful removing the circuit board.  Do not >crack, bend or break it or you’re outta luck and will have to buy a new one. >The circuit board is approx. 2"x 4" and has two distinct sides.  The top is >the side where all the components live, especially the large black socket >for the electrical connector (more on that later).  The bottom is where all >the lead wires from the electrical components poke thru the board and are >soldered to the printed circuit.  Carefully wipe the excess grease off the >board. >Step 2 – The fault in the board is caused by bad solder joints holding the >large socket onto the printed circuit.  If the board itself is cracked or >broken, then you will have to get a new one.  Carefully inspect the tiny >mounds of solder underneath the large socket on the bottom of the board. >Each drop of solder connects a lead wire from the socket to the printed >circuit.  A bad solder joint may look like it has a tiny circle in the drop >of solder around the wire end, a chip or crack in the little mound of >solder, or it may be too small to see.  At this point you will need a >soldering gun and solder, and a steady hand. >Step 3 – Set your circuit board bottom side up so you can see the solder >joints for the socket onto the printed circuit.  Heat up your soldering gun >and apply just a tiny drop of solder to the tip.  Place the hot tip with the >melted solder directly onto the existing solder joint in question just long >enough until the gun melts the existing solder and the new solder mixes in >with it.  Remove the gun from the work and allow to cool.  Remelting the >original solder and adding some extra should repair the joint and make >continuity again and reinforce it.  Repeat for all the solder joints in >question, and/or all the solder joints for the socket.  Don’t overheat your >work, or solder may run down and create a short to another circuit, or you >may unknowingly fry a component on the other side of the board. >Step 4 – Allow everything to cool, then reinstall the board as listed in >Option #2 above. >Good luck – Jonathan >– >Acta Non Verba – Deeds Not Words >Jonathan Race, Lieutenant >EMS Supervisor, EMS-7 A-Shift >Orange County (FL) Fire-Rescue Department >Go further down in this News Group to "Re: 95 Blazer Wiper Problem" >Johnathon race has a very good explanation of the problem. >Haven’t seen any recalls for my 2-93 Suburbans… >If you find something, hollar back! >>Has anyone heard, or can you help me with information on a windshield >wiper >>motor or harness recall.  Sometimes my windshield wiper motor works and >some >>time it does not. >>Thanks >>Eric >>– >>Retired and Sailing "the sweet water sea"

Response:

Has anyone heard, or can you help me with information on a windshield wiper motor or harness recall.  Sometimes my windshield wiper motor works and some time it does not. Thanks Eric — Retired and Sailing "the sweet water sea"

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