What causes it to backfire through the intake and exhaust
Sunday, October 21st, 2012 AT 6:04 PM
Spark at the wrong time.
Could be cap or rotor. Back in the days, it could also be a failed camshaft.
Have it checked to confirm
Sunday, October 21st, 2012 AT 6:06 PM
I have a 1993 Chevy s10 2.5 le iter. My mufler exploded. It runs rich. It. Back. I?N in 4th and 5th. Gear loosesi loose significant power on small inclines. My pre ignition check engine. Works)s but doesn't warn! Me of any problems