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Professional Automotive Repair Technical Discussions for January 20, 2014 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Buick Regal LS 3.8L brake lights, interior lights VIN: 2G4WB52KXW ok i've got this 98 regal that showed up at my shop late one evening about a week after I replaced the alternator and put in 4 aftermarket speakers. the customer drove to the city in the pouring rain and on the way back the power windows, interior lights, radi... |
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| 1999 Buick Century Custom 3.1L engine VIN: 2G4WS52M2X no start, no spark, changed 2 crank sensor's, ign module and the computer check power & grounds at the module & computer have rpm reading from the crank sensor's no computer codes. have inj puls and starter cranks check for contunity on all related wires, chec... |
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| 2010 Buick Enclave CXL 3.6L Both Front Cornering lamps VIN: 5GALRCED8A Customer states right front cornering lamp was working intermittently & now does not work. I find both left & right cornering lamps do not work. Bulbs, good, ground good, no power to lamp socket. I find no help in owners manual or AllData wire diagrams do not ... |
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| 2001 Cadillac Eldorado ETC 4.6L No Start VIN: 1G6ET129X1 Hi i have a problem car, will start in morning no problem ; but i drive for half an hour & let it sit for 25 mins & come back to start it will crank for 10 seconds before it starts.we rebuilt injectors ,replaced intake manifold gaskets .fuel pressure regulator... |
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| 1993 Chevrolet K1500 Silverado 5.7L Hesitation, Cuts out, Stall, Misfire, MIL Lamp on QUESTIONS: - Should I replace knock sensor ? - Is there another issue I'm overlooking? I recently replaced the head gaskets on my 1993 Silverado Z71 K1500. Along with manifold gaskets, and intake gaskets.The CHECK ENGINE LIGHT is on and the code present is 4... Trouble codes: 43 (Knock sensor / esc signal) |
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| 1996 Chevrolet Blazer 4.3L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1GNDT13W6T On first start-up cold, engine has slightly rough idle, stumble on accelleration & lack of power for first 1-2 minutes, then clears up & runs fine the rest of the day unless it sets long enough to get fully cold ( temp here 20-30 deg. F @ night high 40's durin... |
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| 2004 Chevrolet Impala LS 3.8L Surge, Stall VIN: 2G1WH52KX4 Vehicle will exhibit a stumble or potential stall on start up. This will happen only once when started and will only occur on a engine that has gotten to operating temperature. The complaint will only occur after sitting 10 minutes to 4 hours after a hot shut ... |
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| 1991 GMC K1500 Sierra SLE 5.0L Front brakes VIN: 2GTEK19H3M This is my truck that i have had for 10+ years. Recently the Rf brake has started locking up on it. After you drive it for about 15 minutes the it feels like the RF brake starts to apply and the RF wheel locks up. If you tap the brake pedal the it will release... |
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| 2000 GMC Jimmy Diamond Edition 4.3L key in ignition audible warning VIN: 1GKDT13W6Y we were wondering if you should hear the audible chime with key out of ignition but drivers door open |
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| 2004 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GTHK29274 no crank traced to start circuit in ecm. checked from ing switch to out side fuse box to computer, power in none out replace computer. now we have communication where as before we didn't and it now cranks we now have P0370 also when i first started checking it... Trouble codes: P0370 (Timing Ref High resolution) |
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| 2007 GMC Yukon Denali 6.2L stall/ no start VIN: 1GKFK638X7 This truck was towed in for a no start and started when it got here. Customer took it home and in 2 days it stalled on the road and would not restart. Was towed in again and was hard to start like it was flooded. Had to hold gas pedal to the floor to get it ru... Trouble codes: P0011, P0016, P0175 |
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| 2006 Pontiac Montana SV6 3.5L cluster VIN: 1GMDV23L76 This is the 4th time this car has been in for cluster problems, all within about 3 months. 1st time it was for lights not working. Other 2 times it was speedo & fuel gauge sticky. All repairs done by US Speedo. They gave us a totally new cluster last time. Now... |
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| 2008 Pontiac Torrent 3.4L Instrument cluster VIN: 2CKDL43F38 Vehicle came in with Stabilitrak off, Service AWD message, and code P1779 in computer Due to the code being CAN voltage sensitive related battery was tested, failed and replaced as its 6 years old. Codes cleared vehicle restarted and "service vehicle chargi... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1985 Cadillac Seville 4.1L Poor Idle Quality, Stall VIN: 1G6KS6983F It was a challenge to get this vehicle back on the road. A lot of responses and opinions as to what really is the correct procedure. Some replies said that this vehicle does not require a relearn. This vehicle came in with new parts already installed. Idle sp... Trouble codes: 30 (Idle Speed Control Unstable). |
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| 2008 Cadillac Escalade 6.2L Internal Engine VIN: 1GYFK63868 Just would like to thanks all members for there help and time.It turned out to be a lifter on No 2 Cyl (the roller was damaged). I do not want to knock the dealer but they insisted it was a bearing.Lucky I did not go with that. Just for info this truck did no... |
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| 2009 Chevrolet Silverado 1500 LTZ 6.0L Hesitation, MIL Lamp on VIN: 1GNFK36Y19 Thank you for all the replies especially the ones that steered me to the throttle position sensor replacement. Eric [...] provided me with the tsb and when I called it in to my local GM dealer they were more than happy to perform the repair. This is not somet... Trouble codes: P0325. |
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| 2001 GMC Sierra 1500 SL 5.3L Sensors Or Hubs VIN: 1GTEK19T01 Thank you all that replied. We got this truck back last Friday & replaced both front hub assemblies. Problem solved. |
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| 2001 Oldsmobile Aurora 3.5L modules VIN: 1G3GR62H51 at the moment the problem is not resolved, thank you for all the replies |
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| 1999 Pontiac Grand Prix GT 3.8L Poor Idle Quality, Surge, Stall VIN: 1G2WP12K8X THANKS FOR ALL THE HELP EVERY ONE. AFTER TRYING A SECOND AFTER MARKET IAC AND MAFF SENSOR WE DID AS SUGESTEED BY MANY AND DID OE PARTS FROM GM. TURNS OUT THE FIRST MAFF WAS CAUSING A OVER FUEL CONDITION AND THE SECOND MAFF WAS SENDING A IMPROPER AIR FLOW READI... Trouble codes: P0172 (fuel system rich bank 1). |
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| 2005 Saturn Ion-2 2.2L Mechanical VIN: 1G8AZ52F95 Thanks for all the help . The engine is in and running with no check engine light |
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| 2008 Saturn Vue XR 3.6L Surge VIN: 3GSDL63708 this one is fixed thank you timmothy in wisconsin. noticed when removing fuel pressure tester a lot of air. flow tested not a lot of volume. put in a new pump all is well |
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