loud noise

2002 MERCURY MOUNTAINEER
108,000 MILES • 6 CYL • AWD • AUTOMATIC
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CFERENZI
  • MEMBER
  • 1 POST
I hear a loud knocking sound coming from the rear end of my 02 mountioneer everyonce in awhile.
Mar 21, 2011 at 5:49 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Check to make sure the differential fluid is full and clean. Check to make sure nothing is loose such as the exhaust system (could bounce and hit frame) and other components such as the sway bar.
Jun 17, 2011 at 9:52 PM
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