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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 767 (Transfer Case - NVG 136-NP4 (1-Speed Automatic)) >> Repair Instructions >> Transfer Case Motor/Encoder Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.

Important:  If the motor/encoder is going to be replaced, DO NOT use the old gasket. Use the gasket that comes with the motor/encoder.

  1. Install the motor/encoder gasket.

    Important:  Ensure the motor/encoder aligns with the detent on the transfer case.

  2. Install the motor/encoder assembly.

    Important:  Before installing the motor/encoder mounting bolts, make sure that the motor/encoder is flat against the transfer case.

  3. Install the motor/encoder mounting bolts. Tighten the motor/encoder mounting bolts to 20 N.m (15 lb ft).
  4. Install the motor/encoder electrical connector.
  5. Install the engine brace.
  6. Install the engine brace mounting bolts. Tighten the engine brace mounting bolts to 50 N.m (37 lb ft).
  7. Install the front propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - FRONT .
  8. Lower the vehicle.