appn88 Posted March 18, 2010 Report Share Posted March 18, 2010 im doing research for a friend 99 grand prix 3100, is their any special tools required for timing ex?? is it a hard replacement any special process??? ive never done one on these cars before so im trying to get some info thanks Quote Link to comment Share on other sites More sharing options...
Guest Removed Posted March 18, 2010 Report Share Posted March 18, 2010 there should be no need to mess with timing unless its the dohc 3.4l just make sure you put the push rods back in the correct places Quote Link to comment Share on other sites More sharing options...
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