96 GMC backfire at even throttle - The 1947 - Present Chevrolet & GMC Truck Message Board Network

spebull · 03-25-2014, 01:45 PM

Need help. My 96 GMC backfires at even throttle. I've changed plugs, rotor, distributor cap,wires,cleaned the injection system. Any suggestions?

BADAZ chevy guy · 03-25-2014, 02:04 PM

Quote:

Originally Posted by spebull

Need help. My 96 GMC backfires at even throttle. I've changed plugs, rotor, distributor cap,wires,cleaned the injection system. Any suggestions?

Sounds like you may have a burnt exhaust valve. Or one that isn't closing far enough.

03-25-2014, 01:45 PM	#1
spebull Registered User Join Date: Mar 2014 Location: Tennessee Posts: 1	96 GMC backfire at even throttle Need help. My 96 GMC backfires at even throttle. I've changed plugs, rotor, distributor cap,wires,cleaned the injection system. Any suggestions?



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