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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 902 (Transfer Case - NVG 233-NP1 (Two Speed SELECTABLE)) >> Repair Instructions >> Transfer Case Motor/Encoder Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

Important:  The motor/encoder gasket does not have to be replaced if the motor/encoder is being removed from the transfer case for other service procedures. Replace the motor/encoder gasket only if damaged. If the motor/encoder is being replaced, a new gasket will come with the replacement motor/encoder.

  1. Install the motor/encoder gasket.
    Fig 1: Installing Motor/Encoder Electrical Connector
    G01468264Courtesy of GENERAL MOTORS CORP.

    Important:  When performing this service procedure, make sure that the motor/encoder unit is flat against the transfer case for proper installation.

  2. Install the motor/encoder to the transfer case.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install motor/encoder mounting bolts.

    Tighten 

    Tighten the motor/encoder mounting bolts to 20 N.m (15 lb ft).

    Fig 2: Installing Motor/Encoder Mounting Bolts
    G01468265Courtesy of GENERAL MOTORS CORP.
  4. Install the motor/encoder electrical connector.
  5. Install the transfer case shield. Refer to TRANSFER CASE SHIELD REPLACEMENT  .
  6. Lower the vehicle. Refer to JACKING AND LIFTING in General Information.
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