I vote for the latter...LAZY/DON'T CARE
Kevin
At 11:48 AM 2/24/2003 -0600, you wrote:
>Very good advice Kevin!
>That's exactly how I forced the dealership to rebuild my Sure Grip
>differential. They told me they would drive around to the back lot and
>do a burnout. If it left 2 marks, they would claim the SG was OK. I told
>the "service manager" the REAL procedure from the FSM (copied below). He
>scratched his head in wonderment, then he went and picked up his own
>FSM. He returned and read back the exact same info that I had just told
>him. He then scratched his head again and went looking for the tool to
>attach the torque wrench to the axle. After testing, the results showed
>the SG wasn't completely useless yet, but it was at the very bottom of
>the scale. It was all but shredded, so they agreed to rebuild it under
>warranty at no charge.
>
>It really pays off to have this kind of info to back you up. For some
>reason most of the techs and service managers don't know about it, or
>maybe they're just too lazy to do the testing correctly.
>
>Alan S.
>1998 Dakota R/T DA RC
>
>
>Date: Sun, 23 Feb 2003 21:21:37 -0800
>From: Kevin Sellstrom <ksellstr@softcom.net>
>Subject: Re: DML: broken LSD?
>
>Per page 3-60 in the 1999 Mopar service manual, here's the "Trak-Lok
>Test:"
>
>After cautions about raising both rear wheels when turning with engine,
>yada, yada, yada, it states that you can test the diff w/o removing from
>vehicle, here goes...
>
>1. place blocks under both front wheels.
>2. raise ONE rear wheel off ground.
>3. engine off, trans in neutral, parking brake off, no dragging of
>brakes.
>4. remove wheel and attach tool #6790 which is just an attachment
>allowing a torque wrench to attach to the hub via three lug nuts (to
>avoid
>breaking one if used on just one and to center torque wrench in center
>of
>hub for accuracy).
>5. use torque wrench to rotate wheel.
>6. If rotating torque is less than 22Nm/30 ft.lbs. or more than
>271Nm/200 ft. lbs. on either wheel, the unit should be serviced.
>
>Hope this helps.
>
>Kevin
>
>
>At 08:37 PM 2/23/2003 -0600, you wrote:
> >I have noticed that my limited slip differential isn't very limited
> >anymore. I know if I show up at the dealer and ask them to look at it,
> >they will just bill me for an hour and tell me it's ok. How can I
> >quantify my loss of performance to a Dealer on this thing? Is there a
> >service life on these? One note:at my 60k checkup, they put the wrong
> >juice in it the first time, and it took me three trips back over the
> >course of a week to get them to drain it and put in the right combination
> >of fluid and additive. Could this have shortened my service life? Any
> >advice diagnostic or otherwise will be greatly appreciated.
Kevin Sellstrom, W6KTB
ksellstr@softcom.net
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