HAVE A BOG DOWN AT TOP SPEED

1996 Chevrolet Tahoe

Tiny

tiedyetimmy

February, 20, 2012 AT 5:14 PM

96 Tahoe 350 engine Have a bog down at top speed. Does not bog down while idling or accelerating. Does not bog down while engine has cruise on. Replaced plugs, wires, cap an rotor an seems now to be better but not fixed?

Replaced plugs, wires, rotor and cap. Chug seems to be a bit worse now. Perhaps misfiring?

FOUND 16215 RELATED QUESTIONS

3 Answers

Tiny

cadieman

February, 20, 2012 AT 5:41 PM

Have u checked for a clogged exhaust or fuel filter?

Tiny

tiedyetimmy

February, 20, 2012 AT 5:57 PM

Exhaust flow seems normal. It only mis fires when at top speed. Not while idle or when accelerating. Wonder if it may be a fuel issue? It seemed to get worse after the plug, wires, rotor an cap were replaced.

Tiny

cadieman

February, 20, 2012 AT 7:28 PM

Hook up a gauge so u can see it while driving to check this

Please login or register to post a reply.

Find Out How to Test Your Catalytic Converter
Catalytic Converter Replacement Volkswagen
Fuel Pump Replacement Done Right
Fuel Filter Replacement Chevrolet Silverado