Owners of 2014-2015 Jeep Cherokee vehicles may describe a drone noise at steady state engine RPM. The drone noise may sound similar to a louder-than-normal engine exhaust noise.
Owners of 2014-2015 Jeep Cherokee vehicles may describe a drone noise at steady state engine RPM. The drone noise may sound similar to a louder-than-normal engine exhaust noise.
The noise may be heard in any transmission gear and at any vehicle speed around the specific engine RPM. However, the noise may be most noticeable in higher gears at a steady cruising speed. For vehicles equipped with the 2.4L engine, the noise typically occurs around 2200 engine RPM. For the 3.2L engine, the noise typically occurs around 1400 engine RPM.
If you verify this noise, replace the right and left rear axle half shafts.
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Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety ofspecialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.