Posted by Tom Petroff (IL) on Friday, December 21, 2007 at 02:11:33 :
In Reply to: Backfire posted by Tom Wiater on Thursday, December 20, 2007 at 18:53:00 :
If the idle is to high like you say, then that could make it backfire.
Also if you have any leaks at all in the exhaust system,that will surely do it.
TGP