On a 88 Pontiac fire bird driving down the road and press the brakes and the car will shut off and sometimes it just shuts down but still running? What could this be

Asked by Rtuttle Nov 22, 2015 at 05:10 PM about the 1988 Pontiac Firebird

Question type: Maintenance & Repair

1 Answer

65,510

Replace the power booster brake check valve. Valve is letting air back into the engine when brakes are applied.

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