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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 27, 2013
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
1993 Chevrolet C3500 Silverado 6.5L Overdrive VIN: 1GCGC39F5P
Greetings fellow techs, Need some help with a 1993 C3500 Chevrolet truck with the 6.5 diesel. Truck came in with complaint of not shifting into overdrive. Fluid, etc all looks good. Plugged in scan tool and came up with a code 22 TPS sensor voltage low. I also...
2003 Chevrolet Malibu LS 3.1L No Start, MIL Lamp on VIN: 1G1NE52J43
This is not a help request wasn't sure where to post this to help out but this malibu had a hard start no start condition showed the p0336 for the crank sensor, i had replaced both crank sensors and the light and problem persisted, as a side note the tach was ... Trouble codes: P0336
2006 Chevrolet HHR LT 2.4L air bag VIN: 3GNDA23P76
i have this 2006 hhr that i installed a used steering column in.i drove it and on the second drive the airbag light came on and if i dissconnect the battery the light comes right back on. i cannot get info from the sdm module on my scanner ,it says no communic...
2007 Chevrolet Silverado 3500 Classic LT 6.6L p/s windows,d/s seat VIN: 1GCJC33D57
Ok guys i got a good one here,the SEO ACCY fuse blows and the R/frt and R/rear windows and the drivers seat quit working,did an amp draw it was ok,checked wiring diagram,this is where it got strange,the SEO ACCY fuse shows to only go to a mobile radio relay se...

Fixes & Summaries for GM
Fix/Summary Answers
1989 Cadillac DeVille 4.5L headlights VIN: 6D47S9C393
found the dimmer wiring spliced together and a relay that looked like a old Chrysler start relay added to system. Relay was burning hot. Unhooked it and ran dimmer wires directly to dimmer switch. Works fine now, I assume the other work was something to do wit...
1995 Chevrolet K2500 Cheyenne 7.4L Rear drum brakes VIN: 1GCGK24N5S
Replaced ABS HCU, bled system, now has better brakes in rear, also the more we drove it the better it got.
1995 Chevrolet C2500 5.7L clutch VIN: 1GBGC24K9S
Thank You everyone. There was air in the system. Pumped the pedal 100 times then rested and pumped the pedal again 100 times. Customer is driving truck and no complaints. Thank you again IATN is the best. Don
2008 Chevrolet HHR LT Panel 2.2L no crank VIN: 3GCDA05D58
thanks for everyone trying to help. it was the ecm. bought a new one from chevy. cost was 276.00 got my friend in with his tech 2 he programed the new computer all is good.
2000 GMC Savana 3500 5.7L Misfire VIN: 1GDHG31R0Y
Well after doing some more testing for the misfire : Fuel system bleed down test - OK -injector balance - OK - Inspected Plugs - OK - Compression Test - OK - decided to replace the distributor cap and misfires gone, runs great down the road. Still do not know... Trouble codes: P0174.
2007 Saturn Ion-2 2.2L Misfire, MIL Lamp on VIN: 1G8AJ55F97
Well I want to thank all of you that replied to this one. I am going to call this one fixed but how I got there is a strange one. I am calling it fixed because it has been almost a week and no codes set and car still running great. (recap of what happened and ... Trouble codes: P0411, P0300, P2127, P2440.
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