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What would cause a 1973 Chevy Nova to all of the sudden start to backfire through the exhaust when you let off the gas?
its running too rich down tune youre carb
What would cause a 2000 Chevrolet C7500 running on propane to backfire and die?
There are several things that can cause your 2000 Chevrolet to backfire and die. The most common cause is a plugged catalytic converter.
What would make a Chevy small block backfire on deceleration?
Unburned fuel in the pipes. Your running a little rich, or, maybe the float level is a little high in the carb.
Would no catalytic converter cause backfire?
Having no catalytic converter installed is illegal and can cause a myriad of problems. Probably not a backfire though.
What would cause a daytime running light relay to fry in a 2001 Chevy Prizm?
There are several things that can cause your day time running the light relay switch to malfunction in your 2001 Chevy. The most common cause is a loose or corroded ground wire.
What would cause a 305 Chevy to lock up 3 hours after running fine?
Oil pump failure?
Would adding oil treatment to a car cause it to backfire?
Backfiring is a timing issue.
What would cause a 1979 F-250 with a 400 to backfire?
Sounds like it's out of timing.
What about spark plug wires being crossed could that cause it to backfire out of the carb?
Yes it would.
What would cause the fuel pump on a 1994 Chevy 1500 pickup to continue running after the ignition switch is turned off?
failed relay
What causes polaris 250 2 cycle to backfire when starting or running?
I, too, would like to know the answer! I have a 1993 Polaris Trail Boss ATV with the 250 cc engine... it tends to backfire when letting off the throttle.
What would cause your 1996 suzuki katana to backfire?
carbs are out of sync. and if that's not it, the engine is shot. just happened to me
