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Professional Automotive Repair Technical Discussions for November 17, 2007 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1990 Chevrolet C1500 Cheyenne 5.7L Poor Idle Quality, Cuts out, Stall, Misfire VIN: 2GCEC19K4L Vehicle coasted into shop. Checked fuel presure to find less than 2 psi. Tow vehicle to other shop that had replaced fuel pump about 60 days ago for warranty repair. That shop called after 3 days & said distributor had problems, truck would not run. We towed b... |
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| 1995 Chevrolet Lumina APV 3.8L Cuts out, Stall VIN: 1GNDU06L5S Have a Lumina van that is giving me a fit. Problem is intermittent and shows no pattern as to when it acts up. It will randomly shut down. Starts right back up. No codes are stored or set when it does it. Almost like you cycle the ignition off and back on. You... |
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| 2000 Chevrolet Express 3500 5.7L turn signals VIN: 1GCHG35R3Y hi guys, i got this van that the turn signals flash really fast. i checked the archives and found issues with the grounds for the front lamps so i checked and cleaned all related grounds for the turn signals. this is after changing the flasher unit and the com... |
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| 2001 Chevrolet Express 3500 6.5L fuse #18 keeps blowing VIN: 1GCHG39FX1 van came in with abs light on,cruise inop,after testing found fuse #18,10 amp brake fuse in under dash fuse panel blown,replaced fuse,light went out,cruise works,roadtest,all ok,next day customer came back, fuse blown again & same symptoms,short not present,re... |
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| 1995 Geo Prizm LSi 1.6L No Start VIN: 1Y1SK5264S this one has no ses light,no injector pulse, no spark. i did my checks with shopkey info. i have tried remand ecm dis.i get no spark out of the coil. has anyone had this before? i can try to aswer any questions. thanks bill |
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| 1995 GMC Safari SLE 4.3L water pump gasket VIN: 1GKDM19W9S Replaced the water pump 6 months ago, since then it has blown the water pump gaskets 3 times. The last time we replaced them it only went 3 days before it blew again. Always on the right side. Used a Fenco new water pump and fel-pro gaskets. The flanges look g... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1995 Chevrolet C2500 Cheyenne 7.4L Poor Idle Quality, Surge VIN: 1GCGC29N4S hi guys, well i should have looked at this vehicle myself before i posted it. an additional problem with the vehicle was long extended crank on start up. after seeing this i checked fuel pressure and it was very slow at coming up and only had 12psi max. it als... |
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| 1995 Chevrolet G20 Chevy Van 5.7L Rear wheel cylinders VIN: 1GCEG25H7S Hi Tech's, thanks for your quick reply's. Mike Higgens had it nailed. What I did was open right rear bleeder insert a hose into a jar of brake fluid. Then I opened the rear master cylinder cover, start the engine and pump the pedal. After forcing a bottle of f... |
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| 1999 Chevrolet Express 1500 5.7L Speed-O VIN: 1GBFG15R1X THANKS to all who took the time to reply. This one is K.I.S.S., Like Todd said it had the wrong vin# programed into the vcm, it took Gary @ the dealer about one min to find with tech2. He programed the vcm and good to go. It would be nice if we had all the inf... |
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| 2001 Chevrolet Malibu 3.1L long crank VIN: 1G1ND52J01 Thanks to all for the help. Couldn't pinpoint exactly but I decided to go with an ignition switch and that took care of the problem. Hope to not see this car again, atleast not for the same problem. Thanks again. |
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| 2004 Chevrolet Suburban 1500 Z71 5.3L No Start, MIL Lamp on VIN: 1GNFK16ZX4 Well folks I replaced the sensor and sent it down the road. Yes I know it was bad however I never got more then a couple of responses on whether or not it would cause the no start. I searched gm parts direct online and they have it for 360.00 and 90.00 shippin... Trouble codes: P0179. |
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| 2006 Chevrolet Silverado 1500 LS 4.8L starter VIN: 2GCEC13V86 Found ignition switch had burned internally. After replacing, found chewed wires on top of trnamsission area in main harness. Repaired wires then had GM reprogram ECM due to still no start. Runs good for now, until more mice try to move in! Thanks for the help... |
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| 1994 Pontiac Bonneville SE 3.8L Stall VIN: 1G2HX52L5R Hi,Sorry for the extended wait.The customer decided to let the car go back to whom she had bought it from instead of repairing it.We did not affect a repair but narrowed it down. Thanks to all who replied. Bill from British Colombia wrote: What signals are... Trouble codes: 626 (Pass key frequency incorrect.). |
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| 2000 Pontiac Grand Prix SE 3.8L Cuts out, Stall VIN: 1G2WJ52K8Y Good news guys, finally fixed this with confidence. Firstly just wanted to thankyou for taking the time to help out. All the tips were valid, shortly after I posted I too thought the ignition switch could be a suspect and had already disconnected the MAF to qu... |
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| 2002 Pontiac Sunfire SE 2.2L overheating VIN: 1G2JB52452 Checked for exhaust gas in the cooling system and found son=me there so checked with customer and they wanted to try a bottle of cylinder head stop leak so all must be well have had no complants since Thanks for all the advice |
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| 1995 Saturn SL2 1.9L transmission VIN: 1G8ZK5275S Not too many replies on this one. Information seems a little sketchy, although consensus seems to indicate a valve body issue. I agree with that and now it is up to the customer to decide if they want to go ahead and fix it or not. Subelt Valve bodies @877-825... |
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