GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Classic - 4WD 🢒 Transmission/Transaxle 🢒 Transfer Case - NVG 263-NP1 🢒 Transfer Case Encoder Motor Replacement

Removal Procedure

    Object Number: 715660 Size: SH
  1. Remove the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement .
  2. Remove the front propeller shaft. Refer to Front Propeller Shaft Replacement .
  3. Disconnect the encoder motor electrical connector.

    4. Object Number: 857301 Size: SH
  4. Remove the encoder motor bolts.
  5. Remove the encoder motor.
  6. Remove the actuator insulator gasket.
  7. If replacing the encoder motor, remove the locating pins from the old motor.

Installation Procedure

Important: 

   • If the encoder motor is being replaced because it is defective, ensure that the transfer case is in the neutral position. Manually shift the unit at the shift shaft. Use a crescent wrench, if necessary.
   • If the encoder motor is being replaced, a new gasket will come with the encoder motor. DO NOT reuse the old gasket.
   • A NEW encoder motor does NOT come with locating pins.


    Object Number: 857328 Size: SH
  1. Install the locating pins to the NEW encoder motor.
  2. Position a NEW actuator insulator gasket to the transfer case.

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the encoder motor.
  4. Install encoder motor bolts.

    5. Tighten
    Tighten the bolts, in the sequence shown, to 20 N·m (15 lb ft).


    Object Number: 715660 Size: SH
  5. Connect the encoder motor electrical connector. Ensure that the retention clips activate.
  6. Install the front propeller shaft. Refer to Front Propeller Shaft Replacement .
  7. Install the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement .