Quote:
Originally Posted by sschons74
Not sure about the autos though, I don't think they have LSD rear like the manuals. See operating manual for more info.
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V8 Auto does, just a different axle ratio. We have the diff cooler as well.
V6 and T4 manual (only) does.
http://www.gmfleetorderguide.com/NAS...page=6&butID=3
RPO G80