Quote:
Originally Posted by phantom_smack  The 3 valve is very sensitive to oil changes,valve timing components have a very small orfices and if they gum up can cause rough idle. |
the tune up and this suggestion are both good ideas, thanks...
tbird, the service notice is for bad fuel injectors...they said mine were fine. Because of the off idle, i figured that was probably what was wrong....they said a lot of 5.4 motors had this small vibration at idle and it was normal?
the truck has 55K miles on it and i didn't think i'd need a tune up yet....you think the plugs need changing already?.....dmac
