ENGINE RUNS ROUGH AMP BURNS GAS BIGTIME

1989 GMC C2500

Tiny

hammmerhead

November, 7, 2012 AT 8:07 PM

Engine runs rough & burns gas bigtime. 10 MPG @ 70 - 73 MPH.

FOUND 4236 RELATED QUESTIONS

Running Rough

27 ANSWERS
34 IMAGES

Idles Rough/changed Ects

37 ANSWERS
3 IMAGES

1 Answer

Tiny

rasmataz

November, 8, 2012 AT 7:10 AM

How's the engine compression? If okay give it a major tune and see what happens-low engine compression won't benefit from a tune-up-gas eater can be caused by any sub components of the vehicle-such as tires/wheel alignment/brakes/transmission-etc and the list goes on-

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