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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 3, 2009
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Open Help Requests for GM
Help Request Answers
1985 Chevrolet S10 2.5L No Start, Stall VIN: 1GCBS14E7F
Greetings fellow IATN Techs. Got this 85 s10 that belongs to a farmer here. Vehicle has been brought in a lot in the past. He has a hitch mounted on the front of it, pulls it to the field when he goes there to work, so he can make ariens etc. Has come in sever...
2000 Chevrolet Silverado 2500 6.0L Misfire, MIL Lamp on VIN: 1GCGK29U4Y
ok heres the problem, under cruise above 50 mph, this truck misfires like clockwork, light load cruise. customer had replaced plugs and wires, now with my modis i can tell the misfire history in #1 and #6 are the culprit misfire history counts around 4500 time... Trouble codes: P0300
2002 Chevrolet Impala 3.4L starter,interior lights,radio
Vehicle was towed in and looked at by another tech,no crank no radio and no interior lights. Vehicle had codes P1626,U1064. So at first thougt it was another ignition switch. We decided to check basics like fuses etc. and found no bcm signal to crank relay but...
2004 Chevrolet Silverado 2500 HD 6.0L Hesitation, Misfire, MIL Lamp on VIN: 1GCHK29U54
checking out for a friend. just bought the truck. service engine soon light comes on and usually flashes when cruising on highway (60 - 70 mph) or under light acceleration. misfires gets worse under hard acceleration. in the shop everything checks out ok - no ... Trouble codes: P0300
2002 Oldsmobile Bravada 4.2L TransferCase VIN: 1GHDT13S72
Hi everyone,i need help from you GM 4wd,Smarttrak Techs out there.I believe i have one with the "Bravada Bind".Customer came in complaining of powersteering bind at slow speeds.I didnt take long to find out the 4WD is engaged all the time.I checked the tire pr...
2005 Pontiac Vibe 1.8L line pressure VIN: 5Y2SL63805
Car was brought to me with engine light on, & late firm shifts. Checked codes & found only P2716 "line pressure control solenoid open or short circuit. Cleared code after looking at freeze frame which was all readings were ok. Was able to engage solenoid with ...

Fixes & Summaries for GM
Fix/Summary Answers
1995 Chevrolet Blazer 4.3L No Start, Hesitation, Cuts out, Stall VIN: 1GNDT13W6S
thanks to all that has replied several good tips thank you very much.well i thaught it was a ignition switch but i was wrong.i got one from the dealer and was still in the same boat (lol). ship sinking fast.again fuel presure was the issue.i had replaced pump ...
1997 GMC Yukon SL 5.7L Misfire, MIL Lamp on VIN: 1GKEK13RXV
Hi and many thanks to all replys. After posting this help request, had a week off and did not want to tie up this truck. So last thing before going out the door, dumped 3 cans of Pro-Gard fuel injection cleaner in and returned to customer. First day back at wo... Trouble codes: P0300 (Random misfire).
1997 Oldsmobile Cutlass Supreme SL 3.1L anti theft VIN: 1G3WH52M5V
fixed the problem with security light, according to iant members advises,the trick is leaving the key in the on position for ten minutes to reprogram the new key, did that and security light when out, customer did not want to espend more time to find out why v...
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