4X4 4.3 EFI

1991 GMC Jimmy

Tiny

dwitt98

January, 4, 2007 AT 6:56 PM

I have a 1991 GMC JIMMY 4X4 4.3L EFI
My JIMMY WILL MISS AT SPEEDS AROUND 45-55,
BUT ONLY MISSES WHEN IT IS RAINING OR HAS RAINED ANY SUGGESTIONS

THANKS
DWITT98

FOUND 6694 RELATED QUESTIONS

4 Wheel Drive

2 ANSWERS
1 IMAGE

1 Answer

Tiny

Service Writer

January, 4, 2007 AT 8:36 PM

Highly likley plug wires are bad. If you take a spray bottle and lightly mist the wires from one end to the other, it will likley start misfiring and confirm this.

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