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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 10, 2009
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Open Help Requests for GM
Help Request Answers
2006 Chevrolet Avalanche 1500 LS 5.3L abs pump VIN: 3GNEC13T32
Heres a good one. Have a 2006 avalanche 1500. problem is that abs pump stays on all the time. Has 2 codes, C0267 pump motor shorted/open, c0297 pcm control fault. I checked and cleaned the ground on the frame under drivers door. I have 13 volts into module. I ...
2001 Pontiac Grand Am SE 2.4L abs light trac light VIN: 1G2NF52TO1
this is going to be a 2 car listing. 2001 grand am had rf wheel bearing replaced a local shop last year.about a month ago started getting abs and trac light come on for aday or week then go off for days.i did a abs scan and found new code for no signal trom lr...
2005 Pontiac Vibe 1.8L Excessive Emissions, Stall, large smoke exhaust VIN: 5Y2M65896Z
Hi guys ! I received this car by towing, he dosn`t start,I replace a battery (dead) and start the engine , idle is very rough, and unbelivable smoke exhaust , NO code , I found wet plug,i change that with iridium like a OEM. Now the engine run find at idle, b...

Fixes & Summaries for GM
Fix/Summary Answers
1996 Chevrolet S10 2.2L No Start VIN: 1GCCS1442T
keys,keys,keys first of thanks guys for all the help put me in right direction,as many replies said check keys and key ways on gears timing chain,tensioner,and cam gear were new was done by another shop 1month ago,after pulling cam gear and looking closer coul... Trouble codes: P0335, P0341.
1997 Chevrolet Express 1500 5.7L Hesitation, Surge VIN: 1GNFG15R1V
Hey guys, thanks for all your help. You hit the nail on the head with the cam retard. I elongated the hole and set it to 0, the van runs great and the customer is very happy. Thanks again fellas for all your help, if it wasn't for you guys and IATN this one... Trouble codes: P0300, P0132.
1998 Chevrolet Venture 3.4L Poor Idle Quality VIN: 1GNDX03E1W
i`m not real good at testing computer cars but did find out that it idles w/o the IAC MOTOR and does not increase RPMS so being that i`m short on money i decided that if it idles w/o iac then i`ll leave well enough alone.thanks for all info and i am waiting to...
1998 Chevrolet Venture 3.4L Excessive Emissions, Cuts out VIN: 1GNDU06E5W
After verifying o2 sensors, MAF, EGR operation all was normal, Engine vac was at 17in. Though fuel pressure was not as specified in MOD 50psi, it was 35psi i did not change the fuel pressure regulator, as i was sure it was not contributing towards a rich engi...
2004 Chevrolet Trailblazer LS 4.2L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GNDT13S84
Well got several good ideas I believe that the issue is a shorted injector signal, but Have never got the truck back to diag it. Trouble codes: P0300 (Engine misfire), P0020 (Injector 2 fault).
1994 Oldsmobile Cutlass Supreme 3.1L No Start, MIL Lamp on VIN: 1G3WH55M2D
I have had this one out for a while. It's just been too busy to get back on here. It ended up being the ignition module to get it started. Then it started blowing the inj. fuse a week later and we found shorted injectors. Now we think we got this one finished... Trouble codes: 17 (camshaft circiut), 33 (map high voltage), 35 (idle speed error), 36 (ignition module 24x signal malf), 46 (passkey circiut), 82 (ign. module 3x signal).
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