Backfire through TBI 1992 GMC 3500 454 engine
My 1992 GMC 3500 started developing a skip under load. So I did the normal spark plugs, wires, complete distributor, coil, test drove and still… Read More »Backfire through TBI 1992 GMC 3500 454 engine
My 1992 GMC 3500 started developing a skip under load. So I did the normal spark plugs, wires, complete distributor, coil, test drove and still… Read More »Backfire through TBI 1992 GMC 3500 454 engine