GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Blazer - 2WD 🢒 Transmission/Transaxle 🢒 Manual Transmission - NV 1500 🢒 Vehicle Speed Sensor Replacement

Removal Procedure
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

    2. Object Number: 756668 Size: SH
  2. Disconnect the vehicle speed sensor electrical connector.
  3. Remove the vehicle speed sensor retaining bolt.
  4. Remove the vehicle speed sensor.

Installation Procedure

    Object Number: 756668 Size: SH
  1. Install the new O-ring seal to the vehicle speed sensor.
  2. Coat the new O-ring seal with a thin film of transmission fluid.
  3. Install the vehicle speed sensor

    4. 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.

  4. Install the vehicle speed sensor retaining bolt.

    5. Tighten
    Tighten the vehicle speed sensor retaining bolt to 16 N·m (12 lb ft).

  5. Connect the vehicle speed sensor electrical connector.
  6. Lower the vehicle.