Is there any way to figure out a knock with out takeing the motor apart?

Asked by Jul 21, 2013 at 02:20 AM about the 1997 Pontiac Grand Am 4 Dr SE Sedan

Question type: Maintenance & Repair

Pontiac Grand Am 2.4 L twin cam knocks on the upper half of the motor need help anything can help.

1 Answer

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Does the knock seem to be only at lower rpms and goes away as you raise rpms?

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