Question about 1999 Pontiac Grand Prix
CODE PO304 - CYLINDER 4 MISFIRE DETECTED CONDITIONS. POSSIBLE CAUSE CYLINDER 4 COIL IS BAD CYLINDER 4 FUEL INJECTOR CLOGGED. CYLINDER 4 HAS A INTAKE LEAK.TRY THIS REPLACE FUEL FILTER.FILL GAS TANK UP.PUT A BOTTLE FUEL INJECTOR CLEANER IN GAS TANK DRIVE CAR AROUND TO ALLOW INJECTOR CLEANER CLEAN THE INJECTORS.TELL ME HOW IT WORK.
Posted on May 04, 2010
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Posted on Jan 02, 2017
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