what are the parts needed for a complete tune up for infiniti I35 2002 on 2002 Infiniti I35

plus have a rattling noise under the hood could it be the timing chain

by in Cambridge, MA on May 02, 2012
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1 answer
ANSWER by , May 03, 2012
yes could be several things but most likely a tune up won't help that. seek a diag from a mech