GM Truck Club Forum banner

1 - 3 of 3 Posts

·
Registered
Joined
·
2,428 Posts
Best first 'guess' would be a defective headlight/parkinglight switch. Wiggle/bump test. The smell test is helpful too. Otherwise you will have to test for a short circuit. DO NOT PUT A BIGGER AMPERAGE FUSE.:eek:
 
1 - 3 of 3 Posts
Top