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Procharged 2020 Jeep Grand Cherokee Trailhawk, 5.7 Hemi
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Check your timing chain. Sounds like you may have jumped a tooth or 2.

Relatively easy on the 4.0l, you are looking for excessive play in the chain, and/or that the timing marks on the camshaft & crankshaft gears line up, when cylinder 1 is at Top Dead Center (TDC).
 
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