pettrync
12/1/2006 2:46:41 PM
i have a 93 4.3 just got it pops and knocks and white smoke comes out of tail pipe smells like gas anyone know if its in the timing or carb
Chevy Lover
12/2/2006 12:07:01 AM
Welcome to the forum.
Try the General tech section for your questions and give as much info as you can.
Are you sure you have a carb?
I'd start with a compression test.
