What could a P303 diagnosis be? In the third cylinder. The car shakes and make a clicking noise.
Jan 4, 2010 at 11:04 AM
2003 Chevy Monte Carlo P303 Diagnosis
LANAK
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That means the number 3 cylender is misfiring. WHen was the last tune up?
Feb 15, 2010 at 5:47 AM
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