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Home >> Pontiac >> 2004 >> Vibe Base, FWD, Automatic >> Repair and Diagnosis >> Transmission >> Transfer Case >> Transfer Case - Overhaul >> Repair Instructions >> Gear Tooth Contact Pattern Inspection >> Testing Procedure

Testing Procedure

  1. Remove the lubricant from the transfer case. Carefully clean each tooth of the ring gear.
    2. Fig 1: Applying Gear Marking Compound To Ring Gear Teeth
    GM622281Courtesy of GENERAL MOTORS CORP.
  2. Use a medium stiff brush in order to sparingly apply gear marking compound, GM P/N 1052351 (Canadian P/N 10953497) or equivalent, to all of the ring gear teeth.
    3. IMPORTANT: Avoid turning the ring gear excessively.
  3. Turn the output shaft so that the ring gear rotates 3 full revolutions.
  4. Turn the output shaft in the opposite direction so that the ring gear rotates 3 full revolutions in the opposite direction.
  5. Observe the pattern on the ring gear teeth. Compare the pattern with the following illustrations.
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