GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 Jimmy - 4WD 🢒 Driveline/Axle 🢒 Transfer Case - NVG 233-NP1 (Two Speed Selectable) 🢒 Transfer Case Speed Sensor Replacement

Removal Procedure

    Object Number: 651506 Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information
  2. Remove the transfer case shield. Refer to Transfer Case Shield Replacement .
  3. Remove the front propeller shaft. Refer to Front Propeller Shaft Replacement in Propeller Shaft.
  4. Remove the transfer case speed sensor electrical connector.

    5. Object Number: 163707 Size: SH
  5. Remove the transfer case speed sensor.

Installation Procedure

    Object Number: 163707 Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  1. Install the transfer case speed sensor.

    2. Tighten
    Tighten the transfer case speed sensor to 15 N·m (11 lb ft).


    Object Number: 651506 Size: SH
  2. Install the transfer case speed sensor electrical connector.
  3. Install the front propeller shaft. Refer to Front Propeller Shaft Replacement in Propeller Shaft.
  4. Install the transfer case shield to the vehicle. Refer to Transfer Case Shield Replacement .
  5. Lower the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.