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Backlash Inspection Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Measuring The Backlash Of Pinion Gears Using SA9179NE
    GM1206178Courtesy of GENERAL MOTORS CORP.
  1. Install both axles, and place the front differential assembly (904) on V-blocks as shown.
  2. Using SA9179NE  , measure the backlash of the pinion gears (956) and (958).

    Specification:  The backlash of the pinion gears are 0.05-0.15 mm (0.002-0.006 in)

  3. If the backlash is out of specification, replace the front differential assembly (904).
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