GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2005 🢒 Avalanche - 2WD 🢒 Engine 🢒 Engine Electrical 🢒 Engine Ground Strap Replacement

Removal Procedure

    Object Number: 663475 Size: SH
  1. If necessary, remove the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement in Engine Mechanical - 4.8L, 5.3L, and 6.0L, or Upper Intake Manifold Sight Shield Replacement in Engine Mechanical - 8.1L.
  2. Remove the engine wiring harness ground bolt.
  3. Reposition the engine wiring harness ground and ground strap.

    4. Object Number: 663474 Size: SH
  4. Remove the ground strap nut from the stud at the front of dash.
  5. Remove the ground strap from the stud.

Installation Procedure

    Object Number: 663474 Size: SH
  1. Install the ground strap to the stud.

    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 ground strap nut to the stud at the front of dash.

    3. Tighten
    Tighten the nut to 9 N·m (80 lb in).


    Object Number: 663475 Size: SH
  3. Position the ground strap and engine wiring harness ground.
  4. Install the engine wiring harness ground bolt.

    5. Tighten
    Tighten the bolt to 16 N·m (12 lb ft).

  5. If necessary, install the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement in Engine Mechanical - 4.8L, 5.3L, and 6.0L, or Upper Intake Manifold Sight Shield Replacement in Engine Mechanical - 8.1L.