I HAVE A 2002 PONTIAC GRAND PRIX AND THE ENGINE IS KNOCKING REALLY BAD. I HAVE PLENTY OF OIL IN THE CAR WHAT COULD POSSIBLY BE THE PROBLEM?
Optional Information:
2002 Pontiac grand prix 3.1
Already Tried:
nothing i'm not sure what the problem could be I've taken it to the shop and one person told me that my oil pump was gone and another person said that I need a new wngine