1991 firefly oil blow back and fills air breather at about 80 km hr

Asked by Jul 02, 2014 at 08:56 PM about the 1991 Pontiac Firefly

Question type: Maintenance & Repair

1 Answer

42,845

Try replacing your PCV valve. Here's some info: http://auto.howstuffworks.com/positive-crankcase-ventilation-system.htm

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