February 11th 06, 10:53 PM
posted to rec.autos.4x4
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1995 GMC Jimmy - 6 mpg - HELP!
Jon R. Pickens wrote:
> Haven't had that car for some time, so I can't repeat the test.
> However I did drive it with the 2 plug wires completely removed, with
> no noticeable difference. That wasn't on the interstate unfortunately,
> so I can't say what it would've done at higher speeds.
>
> I do remember that once it started running so bad, I had to keep it out
> of overdrive to maintain any speed.
>
> ~jp
>
Pull and inspect those two plugs
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