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  1. HELP!!! Clicking rear end

    Drivetrain
    :help Changed my rear diff fluid today. Bought the truck 3 months ago and was concerned about the rear diff because that's what went on my 98 K1500($750 repair) before I stopped driving it, so I am now paranoid by differentials. Replaced with Lucas 75W-90 synthetic(Hopefully I do not regret...
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