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 22, 2011 at 12:49 AM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
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 18, 2011 at 4:52 AM
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