91 cutlass ciera misfiring


Asked by Feb 20, 2016 at 05:00 PM about the 1991 Oldsmobile Cutlass Ciera 4 Dr S Sedan

Question type: Maintenance & Repair

ive done everything electrical wires, plugs, and distributor caps, i disconnected each fuel injector, they all worked, cleaned out the throttle body, put a new harmonic balancer on, the cps was still working.  the only two things i can come up with now is its either a compression issue in one of the cylinders or it needs to be re timed.

1 Answer


havent replaced fuel filter, m.a.f. sensor, or i.a.c. sensor...

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