× 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 February 23, 2021
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
1998 Chevrolet Camaro 3.8L Misfire VIN: 2G1FP22K5W
Ok guys I'm at the end of my rope with this one, came to me with a miss on #3 and 6 cylinder preventing it from passing inspection. Found no spark from the one coil, replaced it and now have spark but the miss remains on #3 cylinder. Customer wanted new pl... Trouble codes: P0303, P0303
2010 Chevrolet Express 3500 4.8L MIL Lamp on VIN: 1GB3G2BA2A
We have 2 2010 Chevy express bread vans with the 4.8L engine and both are setting O2 codes primarily for bank 2 sensor 2. We have checked wiring multiple times and replaced sensors with Chevy O.E. sensors from the dealer, and the codes continually reset. C... Trouble codes: P0157 (B2s2 low volt), P0056 (Bb2s2 heater cir), P0060 (B2s2 heater resistor), P0137 (B1s2 low v), P0158 (B2s2 high v), P0161 (B2s2 heater)

Fixes & Summaries for GM
Fix/Summary Answers
2002 Chevrolet Suburban 1500 LS 5.3L 2nd gear VIN: 3GNFK16Z82
Thanks to Scott [...] who set me on the correct path. It was the pressure switch (TFP) assembly that was the problem. I had thought the incorrect 2nd gear indication was a response and not the cause. The Transmission Range (or PNP) and the TFP should always ag...
1992 GMC C1500 Sierra SLE 4.3L misfire VIN: 1GTEC14Z7N
first off i want to thanks for the phone call. it cleared up some issues. the following pids were read integrator 128 closed loop tps 0.50 block learn 128 iac 46 coolant 93 map 8.8 in hg volts 1.08. using vacuum guage at mapm sensor vacuum tube i was getting ...
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next