MY CAR IS TAPPING OR KNOCKING

2005 Pontiac Grand Prix

Tiny

#82jy2002

January, 25, 2011 AT 8:03 PM

When my car is on and running while in park it be tapping or knocking could you tell me what you think it is my dad said it might be a lifter in the motor but hes not sure.

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4 Answers

Tiny

rasmataz

January, 25, 2011 AT 8:07 PM

If the noise is coming from the upper end of the engine -could be the lifters, might want to open it up and investigate

Tiny

#82jy2002

January, 25, 2011 AT 8:20 PM

DO THEY HAVE ANYTHING I CAN BUY TO STOP THE TAPPING OR KNOCKING R MAKE THE LIFTER STOP STICKING

Tiny

rasmataz

January, 25, 2011 AT 8:32 PM

You can try engine flush and Seafoam on it and see what happens, and also check the oil pressure -

Tiny

#82jy2002

January, 25, 2011 AT 8:38 PM

So do I just pour those items in the engine and what about lucas do u think its good to use and will they stop my car from tapping and knocking and stop making the lifter stop sticking

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