× 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 March 14, 2019
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 Chevrolet Express 2500 4.8L alarm VIN: 1GCGG29V34
Van came in with horn fuse removed because the horn sounds when customer tried to start. The engine starts and drives normal but horn sounds very loudly for half minute after starting and it sounds again when he turns engine off and close door. These happe...
2007 Chevrolet Tahoe LTZ 5.3L No Start VIN: 1GNFK13047
Replaced ECM and performed VTD relearn. Scan tool communicates with all other modules. Fuel volatility/contamination - small sample ignites as well as a control sample from gas station. ECT - tells the truth (same as physical coolant temp measurement) All ...

Fixes & Summaries for GM
Fix/Summary Answers
2004 Buick LeSabre Custom 3.8L Engine VIN: 1G4HP52K14
I?m going to call this one fixed. Everyone who mentioned a vacuum leak/ PCV problem gets high marks. Customer never said that ?Weekend Bob? had been working on it. He appears to have fixed the driveability problem (they never told me about) but accidentally i...
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next