Mechanics

SCION TC ENGINE PROBLEM

2007 Scion tC • 80,000 miles

Whats wrong with my car when I turn it on it makes a loud knocking noise, then it will stop while its just sitting there on but when I press the gas it gets louder and louder?
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Guest
January 12, 2013.



It takes a trained ear to recognize it, but based on your description, it may be a bearing in the engine.