Having problems with your Chevrolet C3500 ?
Gm passlock security system how to disable - C3500 Chevrolet Cars & Trucks
There is no simple way to disable.. one would have to go buy resisters and after many attemps figure out which one would be needed for the correct wire. Mosy likely your key tumbler failed and replacing it would be the easiest thing to do. A code would indcate the key was not reconized indicating to diagnose the tumbler
Repair Help & Product Troubleshooting for Chevrolet C3500
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