Pinion support bearings, or carrier bearings.
First off, get the rear in the air, remove the driveshaft from the pinion
yoke. Then rotate the pinion yoke. If it doesn't feel smooth, time to pop
the rear cover and inspect the innards.
TonyC
-----Original Message-----
From: Quiktruk99@aol.com <Quiktruk99@aol.com>
To: aol@dakota-truck.net <aol@dakota-truck.net>
Date: Monday, February 23, 2004 11:45 AM
Subject: DML: Wierd noises
>
>
>
>
>
>Have a noise I can't figure out. Had the rear end oil changed a month ago,
>and the guy put in the Mopar LS additive & used 90w gear oil. Now after a
>highway run of about 45 minutes, when I get onto local streets it sounds
like I have
>broken gears when turning or backing up. I'm talking serious metal chunks
>flopping around type of sound, seems to be from the rear end. The U joints
are
>tight, the truck still drives with this noise, and after it sits awhile,
the
>noise is gone!
>Any thoughts?
>
>
This archive was generated by hypermail 2b29 : Mon Mar 01 2004 - 00:34:04 EST