high rpms
Hey wondering if I could get some advice about my Jeep I recently bought a 04 Cherokee and the engine has had a loud humming when driving well I let a friend drive and he pointed out my Rpms were way too high (4000 rpms at 70 MPH) what could cause this?
Last edited by marz; Oct 16, 2010 at 02:49 PM.
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Joined: Mar 2009
Posts: 28,068
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From: Tenn. and Mich.
Year: 2004
Model: Grand Cherokee
Engine: 4.7L V8
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