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  1. OEM Issues
    Alright, so I bought my 02 with the 4.2 with 134,000 miles a few weeks ago, and noticed that in the mornings especially, my engine sounds like its knocking, only for it to go away after a few mins/miles of driving. I have a bunch of friends who have been auto mechanics for years, and my opinion...
    piston slap knock start
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