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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> Transmission >> Transfer Case - BW 4484 >> Repair Instructions >> Transfer Case Motor/Encoder Replacement >> Installation Procedure

Installation Procedure

IMPORTANT:
  • If the encoder motor is being replaced, ensure that the transfer case is in the neutral position. Manually shift the transfer case at the shift shaft, using a crescent wrench if necessary.
  • When installing the encoder motor, ensure that the encoder motor is indexed correctly and the motor is flat against the transfer case before tightening the bolts.
  1. Apply a 3.175 mm (1/8 in) bead of RTV sealant GM P/N 12345739 (Canadian P/N 10953541) or equivalent to the sealing surface of the encoder motor.
    Fig 1: Locating Encoder Motor Assembly
    GM819575Courtesy of GENERAL MOTORS CORP.
  2. Rotate to align the shift detent lever with the encoder motor assembly and install the encoder motor.
    3. NOTE: Refer to Fastener Notice .
  3. Loosely install the encoder motor mounting bolts.
  4. Loosely install the encoder motor bracket bolt.

    Tighten:  Tighten the Encoder motor mounting bolts and the bracket bolt to 10 N.m (89 lb in).

  5. Connect the encoder motor electrical connector.
  6. Install the transfer case shield. Refer to Transfer Case Shield Replacement .
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