Mechanics

MISS FIRING AT IDOL AND UNDER LOAD

1995 Oldsmobile Achieva

Electrical problem
1995 Oldsmobile Achieva 4 cyl Two Wheel Drive Automatic 194000 miles

95 achieva miss firing at idol and under load but run down hwy fine. Does not stall. Plugs 85,000 on them plug boots and coil packs ogininal. I think it is one of these things any other ideas?
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Shawne
November 7, 2008.




When was the last major tune-up? Do you have a check engine light?

Check the fuel pressure/throttle position and MAP sensor to include the crankshaft position sensor-

Tiny
Rasmataz
Nov 7, 2008.


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