× 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 August 13, 2018
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
2003 Buick Park Avenue 3.8L Unknown VIN: 1G4CW54K73
This Park Avenue has a vibration that is noticeable at idle and at highway speeds. It comes and goes on rhythm. It vibrates for 2 to 3 seconds then goes smooth for 2 to 3 seconds and so on. I can't think what would cause this pulsating type vibration. Any ...
1985 Chevrolet Corvette 5.7L Poor Idle Quality VIN: 1G1YY0783F
The new engine fired right up, ran smooth, BUT check engine light was on, lean run condition. My Mgr. drove it, reported it made strong acceleration, and was smooth. He did notice a slight roughness under de-celebration, but it didn't stall. HELP!!! Eld...
2010 Chevrolet Silverado 1500 LT 4.8L Cyl 3 firing VIN: 3GCRCSEA3A
Vehicle came in for drivability issues. Codes as follows p0300, p03xx for ignition coil cylinder 3 Replaced 8 spark plugs/wires, and cylinder 3 coil. Nothing changed. Vehicle has power to coil, the two flashing grounds needed and full time ground. Swappe...

Fixes & Summaries for GM
Fix/Summary Answers
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next