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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 8, 2014
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Open Help Requests for GM
Help Request Answers
2004 Cadillac Seville SLS 4.6L No Start, Electrical VIN: 1G6KS54Y14
We have a NO START condition here))) NO COMMUNICATION WITH ANY MODULE)))SECURITY LIGHT comes on and goes OUT after several seconds. Dash lights up and fuses are good. PWR windows and PWR locks inop. Radio inop. PRND321 has "D" highlighted. 2.6 volts on #6 and ...
1997 Chevrolet Express 1500 5.7L door locks, engine data VIN: 1GBFG15R1V
Van was towed in for a no-start. After a sniff of ether, started, ran, and drove perfect. The doors lock themselves (only when the motor is running) and then are inoperative (can hear the relay but nothing in the doors). Key fob doesn't work either. Sometimes ...
1997 Chevrolet K1500 Cheyenne 5.7L Power/Ground To Ac Relay VIN: 1GCEK19R4V
I have a fun one for all of you GM A/C guru's out there. I have a basic understanding of this system but need help tracking down what triggers the A/C relay to turn on the A/C. I can jump the relay and the A/C works flawlessly so I know the system works and th...
2001 Chevrolet Silverado 3500 6.6L Cuts out, MIL Lamp on VIN: 1GCJK33151
This is a work truck so it is always pulling trailers and used for plowing snow. The only time you notice the problem is when it is under load. I think I need an injector pump, I can command the Fuel Pressure to 160 MPa and the Actual Fuel pressure only gets t... Trouble codes: P0093
2008 Chevrolet Express 3500 6.6L MIL Lamp on, reduced engine power VIN: 1GBJG31658
please help I am a gas master tech but have only been repairing diesel for 1 year. This is an ambulance chassie that we service regularly,fuel filter,fluid changes ect.It has set a P0087 a few times over the past few months very intermittently. always at 100% ... Trouble codes: P0087
2006 Pontiac Montana SV6 3.5L Hesitation, Poor Fuel Economy, MIL Lamp on VIN: 1GMDX33L76
Van came in for lack of power taking off, you almost have to floor it to get it going from a stop.Codes p0171,p0327,p0332.I checked for vacuum leaks and cleaned a half plugged MAF screen. Ran the tests on Alldata on the front knock sensor. Can not get to the r... Trouble codes: P0327, P0332
2006 Saturn Vue 2.2L wheel bearing VIN: 5GZCZ33D06
changed left front hub bearing every 3 to 5 months over last 18 months 3 times now and its being torqed to spec any recs?

Fixes & Summaries for GM
Fix/Summary Answers
2005 Buick Rainier CXL 4.2L suspension VIN: 5GADT13S65
Thanks for all replies. We order a coil spring conversion kit from Arnott Inc. Air Suspension Products. Came with complete instructions. There is also a Your Tube video on this procedure. Vehicle drove great.
1999 Chevrolet Silverado 2500 6.0L Oil pressure VIN: 1GCGC29U3X
Replaced oil pump and pickup tube , performed an oil change with a good fram oil filter and now pressure is within specs. Thank you very much everyone for all your input and suggestions.
1993 Oldsmobile 88 Royale 3.8L No Spark VIN: 1G3HN53L3P
The 3x crank signal to the PCM was shorted to 18x signal to the PCM. When the signal was checked from the ICM to the PCM there was none due to the two being shorted together. Thanks for all the help!
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