× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 10, 2010
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for GM
Help Request Answers
2004 Cadillac DeVille 4.6L MIL Lamp on VIN: 1G6KD54Y64
Vehicle had codes for all three O2 sensor heater circuits. B2S1 sensor heater element was open. Replaced the sensor. Cleared PCM. All three codes came back. O2 heater fuse is good. Checked ciruits for continuity. They check out good. Load tested circuits with ... Trouble codes: P0135 (p0141-), P0141 (p0155-), P0155 (p0130-), P0130 (p0150-), P0150
2002 Checker TAHOE 5.3L Abs, On Star VIN: 1GNEK13Z22
Hello to all and thank you for any help. This tahoe came in with the complaint of the abs light intermitantly comming on. Code co265 ebcm relay in memory not active. Customer states that when abs light is out the temp and compass in the rear view mirror are in...
1990 Chevrolet K1500 Silverado 5.7L Water pump VIN: 2GTEK19K5M
Nothing seems to be vibrating or binding, I'm thinking 2 new pumps and original can't all be bad. Any ideas?
1991 Chevrolet Lumina APV 3.1L Fuel system VIN: 1GNCU06D1M
Thanks for the input, customer would like to convert his 91 Chevy Lumina APV to natural gas, I'm checking to see about the possibility and a company i might use if it is possible. Any suggestion would be appreciated.
2000 Chevrolet C3500 5.7L Excessive fuel leaks VIN: 1GBJC34R3Y
Rear fuel tank and lines rotted out has duel tank set up with transfer pump and module. Any have an idea to remove the rear tank and keep guage acurate. Spliced rear input line to front tank reads near empty with front tank full. But reads 3/4 when hooking fro...
2004 Chevrolet Silverado 1500 4.8L 1-2 Shift VIN: 1GCEC19V14
Ready to put a bounty on this truck!! This is a 4l60E transmission. It first came in with a P0894 and harsh 1-2 shift. We pulled the trans and sent to our transmission shop for rebuild and shipped back to the customer only for him to return and few days later ...
2004 Chevrolet Tahoe LT 5.3L tracshon control VIN: 1GNEK1Z64J
Hi Have this Tahoe that has been on and off acting up for 6 to 8 months now of course it has never acted up for me the customer is complaining of interment traction activation on dry roads and under normal driving has set no codes in any module I have a tec 2 ...
1995 GMC Jimmy SLT 4.3L front differential VIN: 1GKDT13W8S
I have here a Jimmy that is not engaging the front diff into 4X4. Neither lo nor high. When I have it up on the lift in drive and put it into 4X4. The transfer case does go into both and the front drive shaft will spin going into the front axle. So far I have ...
1996 GMC C2500 Sierra SLE 6.5L Poor Idle Quality, Misfire VIN: 2GTFC29S8T
Runs very rough, missfire on #1 and #8, p0236 boost, p1643
2003 GMC Sierra 1500 SLT 5.3L No Start, MIL Lamp on VIN: 2GTEC19T23
Truck came in on hook,customer had replaced battery & truck would start & stall like like vtd relearn needed to be done,performed vtd relearn & still start & stall,so while i was starting to test customer called & said several appliances in his house were burn...
2000 Oldsmobile Intrigue GL 3.5L Starter VIN: 1G3WS52H2Y
Vehicle dropped off for ignition switch replacement but after completion vehicle exibited same conditions. Starts normally but after short drives and shut down, occasionally, will not re-start. All dash lights will come on but when key turned to start all ligh...
2003 Pontiac Aztek 3.4L rear brakes VIN: 3G7DA03E23
Hello out there. I have what should be a simple problem driving me nuts. After a brake job (new rear shoes and drums)I have a noise. At low speed it is a squawk or creak every wheel revolution when brakes are applied. with park brake partialy applied no noise ...
2004 Pontiac Sunfire SE 2.2L Hesitation VIN: 1G2JB12F74
Vehicle exibits an abrundt hesitation when taking off from a dead stop or excellerating below 2000 rpm. Besides replacing the timing chain set, (one in vehicle had been incorrectly installed, Exh and Int marks swapped), Iv'e tested with new CKP and TPS with no...

Fixes & Summaries for GM
Fix/Summary Answers
1990 Chevrolet P30 7.4L No Start, Stall VIN: 1GBKP37N6L
i was check all the wire harnesses foung no problem, just for the hell of it i test drove and it would not blow the fuse again put on 50 miles still good, so must of been in wires somewhere Trouble codes: 43 (esc module).
1993 Chevrolet Blazer Silverado 5.7L door locks VIN: 1GNEK18K4P
i first replaced the driver door switch which alot of replies said to try but it did not fix the problem. so i went to the passenger door and replaced the switch and it fixed the problem. apparently if one switch goes bad it will affect both switches. good to ...
2000 Chevrolet C3500 7.4L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1GBKC34J6Y
I sent this vehicle to the dealer thinking they would replace computer but i just found out they took a fuel sample and it had a big dose of water in the fuel! I thought i took my own fuel sample but i guess i didn't. Oh well, live and learn. Thanks to all tha...
2005 Chevrolet Colorado Sport 3.5L No Start, Hesitation, Surge, Stall, MIL Lamp on VIN: 1GDCT23V95
Removed camshaft position actuator solenoid and found one of the screens was missing. Replaced the actuator, changed the oil and made sure the the crank pulley bolt was tight. Vehicle runs fine now. Thanks for all your help. Trouble codes: P0017.
1996 GMC C1500 Sierra SL 5.0L Poor Idle Quality, Misfire VIN: 1GTEC14M1T
i confirmed that my cam offset was correct when i finlly got my hands on the right scantool.this took care of my first code(p1345).ialso noticed a yellow paint mark from the factory going across the manifold,distributor,and the holddown.this helped me also.use... Trouble codes: P1345.
2004 GMC Envoy SLE 4.2L ABS module VIN: 1GKDS13S24
I got good info. here. You'll gave me contacts for Module Master at www.modulemaster.com and ABS Fixer at www.absfixer.com. Very nice and informative people at both of these places. However this module cannot be fixed. It is a Kelsey Hayes Series 30. If it had...
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next