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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 11, 2012
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Open Help Requests for GM
Help Request Answers
2000 Cadillac DeVille DTS 4.6L dash pad VIN: 1G6KF5793Y
We have a used car here we have removed the dash pad because it has pulled away from the backing. We were wondering if any of you GM guys have repaired these. What adhesive works best.
1987 Chevrolet Astro 4.3L Cuts out VIN: 1GCDM15Z1H
really need some help on this 1987 chev astro van, customer complain this van cuts out when decel(release gas pedal ) while driving 60-70mph not all the time,so i take out for a test drive it really happen going 65mph van cuts when release gas pedal and it's h...
1990 Chevrolet Corvette 5.7L Hesitation, Stall, MIL Lamp on VIN: 1G1YY2389L
Thanks in advance for any help.Vette came in hydrolocked with fuel.Customer had been throwing parts at for 2 weeks.I pulled plugs got fuel out of system.Replaced plugs which were ofcourse fouled.Started ran for 10 mins,stalled and was fouled again.Checked cool... Trouble codes: 43 (ESC Circut)
1998 Chevrolet Astro 4.3L No Start VIN: 1GBDM19W6W
1998 chevy astro van 4.3 V6 turns over when cold will not start unless you pour some fuel into throttle opening. Fuel pressure is good spark is good fuel injection pulse width good will run ok after you prime it and will start back up long as engine is warm af...
2001 Chevrolet Monte Carlo SS 3.8L Unknown VIN: 2G1WX15K41
I have this 2001 Monte Carlo SS with a 3.8L that is having A/C problems. It has had the compressor, accumulator, orfice tube, and a/c pressure switch replaced. It does have the correct amount of freeon in it. After running it for some time the a/c will stop bl...
2003 Chevrolet Silverado 3500 6.6L flywheel VIN: 1GBJC34123
i have this duramax came in with a vibration at any engine speed. Injectors are all good-balance rates good. feels like something is off balance on engine. has anyone dealt with a dualmass flywheel on these go bad like this? or engine damper turn? its a heavy ...
2007 Chevrolet Silverado 1500 WT 4.8L crank relearn VIN: 1GCEC19C07
Hello fellow warriors.Please don't laugh,but i cannot find where they are hiding the crank relearn procedure in the tech 2 menu.We had the above truck come in today,for a tire change,the young lady wanted some "bling bling"and got a hold of some brand new p265...
1997 GMC Safari SLE 4.3L Solenoid B VIN: 1GKEL19W0V
Days after overhaul client can back complaining transmission stopped shifting and started like in third gear.Ckecked for codes,came up with P0758 that is Solenoid B.Changed both solenoids A and B and after a couple of day the same thing code P0758.Changed tran...
2004 GMC Yukon XL 1500 SLT 5.3L 4wd System VIN: 3GKFK16T64
4wd is inoperative in this vehicle, there is no activity in the switches but there is power to it, but if you press a button it wont work. The 4wd is not engaging but apparently it got stuck in all wheel drive. Service 4wd light is on with a code c0327. Accord...
1968 Pontiac Bonneville 6.6L Charging VIN: 2G2678P300
good morning everyone. my friend drop off his 1968 pontiac bonneville . he had a small fire on the motor which burn the wires, i am looking for a wiring diagram for the engine department. could anyone email it to [...] thanks for all ur help

Fixes & Summaries for GM
Fix/Summary Answers
1999 Chevrolet C3500 7.4L Hesitation, Surge VIN: 1GCHC33J8X
Guys, sorry for the late reply. The MAF was the problem with the truck. Thanks again for all who replyed. Trouble codes: P0157.
2003 Chevrolet Silverado 2500 HD 6.6L fuel line VIN: 1GCHK29193
Thanks to all for the help and info. Lesson learned is there is no in tank fuel pump and fuel is pulled by vacuum. Dorman kit does not supply any 1/2 inch fuel line repair kit. Vehicle was repaired with heavy walled fuel line from diesel shop for the suctio...
2006 Chevrolet Silverado 3500 LT 6.6L Starting VIN: 1GCJK33D56
Hey Techs, Sorry to be so vague with this post, it was a strange one! The customer has previously replaced the igntion switch at the local dealership. He decided to take it back to the GM dealership, they are telling him to replace the engine control module...
2006 Chevrolet HHR LT 2.4L 1-2 shift
Solution; After pulling P0010 and P0011 from the PCM, I did some pin out tests that revealed nothing. The resistance across both the intake and exhaust cam position actuator solenoids tested OK also. The problem was intermittent. I cleared codes and set up...
1991 Oldsmobile Cutlass Calais 2.5L Stall, Backfire
Sorry for having toclose my request without a positive fix. There were numerous replies pointing towards the converter clutch or solenoid. Also to check map, O2, amp draw at fuel pump, or possible vacuum leak. It had same symptoms before changing the parts men...
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