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Professional Automotive Repair Technical Discussions for January 1, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1994 Buick Park Avenue 3.8L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 1G4CW52L2R It started out like most Mondays the customer was refered to me by another customer. She had a drivability issue and couldnt get it fixed. I should have put my running shoes on at that time but being the dummy I am I like a challenge. Customer states vehicle d... Trouble codes: 101 (Mass Air Flow Sensor Failure), 626 (VATs Failure), 629 (History code Invalid Pass key Frequency), 101 (Mass Air Flow Sensor Failure), 740 (History Code Torque converter Clutch failure), 626 (VATs Failure) |
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| 1988 Chevrolet K1500 Cheyenne 5.7L rear drive axle VIN: 2GCDK14H5T Rear differential blown apart. I ordeered a used axle from a salvage yard and they sent me a two wheel drive. I was going to switch the axle shafts from the 4x4 but the spline count is different. Does anyone know if I can use the carrier and ring and pinion ou... |
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| 1995 Chevrolet S10 4.3L Excessive Emissions Hello fellow techs I have a 1995 chev s-10 pu 4.3 vin z manual trans which has failed ca asm test gross polluter @ 15 & 25 mph for nox. First koeo, egr did not hold vacuum and when lifting valve no recycle.Replaced valve & cleaned passages,valve works ok now. ... |
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| 1999 Chevrolet Venture 3.4L Stall VIN: 1GNDX03E3X This van came in after dealer told lady that there was nothing wrong. Van with start ok and idle fine. when you drive it and put back in to driveway and put it in park with 10 to 60 sec. it will start to surge and die. Start right back up and be find until you... |
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| 1991 Pontiac Grand Prix STE 3.4L timing VIN: 1G2WT54X2M hello all I am trying to help a fellow tech with a tough one. We are trying to find out how to set the balance shaft timing on this wonderful engine. the car came in with missing balanceshaft keyway and exploded chain tensioner. we cannot find a resource to se... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2000 Cadillac Escalade 5.7L Security "Locked" open VIN: 1GYEK13R4Y Thanks to all respondents. All replys took the shape I expected and added the specifics that I needed. The GM specific diagnostic references by Stephen and other experienced Cadillac folks cleared away the high tech fog. After fuel pump replacement vehicle i... |
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| 1999 Chevrolet Tahoe LS 5.7L Steering wheel VIN: 1GNEK13R9X Hi Guys Sorry I did reply sooner ,but with the holidays I got busy and kinda forgot. I don't have a fix for this vehicle. I checked all the things that were suggested from the steering box, to steering wheel position sensor, ball joints (vehicle weight on an... |
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| 2001 Chevrolet Silverado 1500 5.3L headlights/fuel gauge VIN: 1GCEK19T31 Thanks to all who replied special thanks to Rob and Roger. Problem was a bad ground as all suspected. The problem was a lack of info on the location of all grounds. ( we use mitchell)The ground that fixed the problem was located under the dash by the lefthand ... |
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| 1987 Oldsmobile Cutlass Ciera Brougham 3.8L Poor Idle Quality, Misfire VIN: 1G3AM5138H I have replaced the timing chain & gears, tensioner & cam button assy, and it seems to have taken care of the miss in the engine. Thanks to all who replied. It's still not the smoothest engine out there, at idle, but I haven't seen one of these idle smooth yet... |
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| 1994 Oldsmobile Cutlass Ciera 3.1L Charging Voltage VIN: 1G3AG55M5R Unfortunately, the customer has not yet returned with this vehicle for further diagnosis. Apparently it has not been acting up, so the customer assumes it is fine. But we all know the problem is mostly likely still there. It's just not showing itself. Anyway, ... |
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| 1993 Pontiac Grand Prix SE 3.1L brake pads VIN: 1G2WJ14TOP replaced all brake hardware with gm parts. customer paid difference in price and part store credited me for the parts i bought. every thing back there was working perfect. caliper slides worked better than ever, brakes released immediately when brake was relea... |
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