Reduced engine power light came on..what's up?


Asked by Jun 23, 2015 at 03:25 PM about the 1999 Pontiac Firebird Base

Question type: Maintenance & Repair

Its been stalling out...I changed
mass air flow and fuel filter

1 Answer


Could be a bad Throttle Position Sensor. I would change that out next. Have you had it scanned for error codes?

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