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International Automotive Technicians Network
Re: Rear end making noise on turns-posi diff
Posted to Technical Discussion Forum on 2/5/2018

In looking at the service info, you should have an auburn style posi unit. The unit has cone shaped spiral clutches behind the side gears that wear directly into the carrier. If it is high mileage, most likely the case is worn and the carrier is only serviced ... Login to read more.