Just changed alternator and crank sensor in my 1998 Chevy tahoe, now truck just turns over, pumps is fine, fuses are fine, throttle position is fine and map sensor is fine, truck ran before.

Asked by 98tahoeguy May 06, 2015 at 10:35 AM about the 1998 Chevrolet Tahoe LS 4-Door 4WD

Question type: Maintenance & Repair

Ran before, just alternator was bad so it
didn't run long. Changed crank because it
would take forever to crank.

17,825

CamaroCollector answered 9 years ago

Do you have the old crank sensor, if so put it back in and try to start. Do you have spark at the plugs?

Mark helpful

98tahoeguy answered 9 years ago

No spark at the plugs, put old sensor back in and no change.

Mark helpful

17,825

CamaroCollector answered 9 years ago

Possibly a bad ignition mod in the distributor, since you have no spark.

Mark helpful

Your Answer:

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Just changed alternator and crank sensor in my 1998 Chevy tahoe, now truck just turns over, pumps is fine, fuses are fine, throttle position is fine and map sensor is fine, truck ran before.

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Just changed alternator and crank sensor in my 1998 Chevy tahoe, now truck just turns over, pumps is fine, fuses are fine, throttle position is fine and map sensor is fine, truck ran before.

3 Answers

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