GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 GMC K Sierra - 4WD 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Vehicle Speed Sensor Replacement

Removal Procedure

    Object Number: 772343 Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the vehicle speed sensor (VSS) electrical connector (1).

    3. Object Number: 761051 Size: SH
  3. Remove the VSS and O-ring seal.

Installation Procedure

    Object Number: 761051 Size: SH
  1. Coat a NEW O-ring seal with a thin film of Synchro-mesh transmission fluid GM P/N 12345349 (Canadian P/N 10953465), or equivalent.

    2. 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.

  2. Install the VSS and O-ring seal.

    3. Tighten
    Tighten the VSS to 16 N·m (12 lb ft).


    Object Number: 772343 Size: SH
  3. Connect the VSS electrical connector (1).
  4. Lower the vehicle.