GM Service Manual Online
For 1990-2009 cars only

Strut Disassemble/Assemble Repair On Vehicle

Removal Procedure

The front knuckle is a machined aluminum casting. Do not use a hammer in order to loosen suspension components attached to the knuckle. Do not pry or hammer on the aluminum knuckle in any way. Following these instructions will avoid damage to parts and systems.

  1. Raise the vehicle and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel. Refer to Wheel Removal .
  3. Scribe the strut to the knuckle. Refer to Strut and Knuckle Scribing in Front Suspension.

  4. Object Number: 175764  Size: SH
  5. Remove the strut mount (2) to body nut (1) in the trunk area.
  6. Remove the strut bolts (3) from inside the fender well.

  7. Object Number: 175765  Size: SH
  8. Remove the strut (1) from the knuckle bolts (5).
  9. Remove the strut from the body.

Installation Procedure


    Object Number: 175764  Size: SH
  1. Loosely install the strut to knuckle bolts (5).

  2. Object Number: 175765  Size: SH

    Important: Align the scribe marks to ensure proper alignment.

  3. Install the strut to body bolts (3) inside the fender well.
  4. Install the strut mount-to-body nuts (1) in the trunk area.
  5. 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.

  6. Install strut to knuckle bolts (3).
  7. Tighten
    Tighten nuts to 120 N·m (89 lb ft).

  8. Install the tire and wheel. Refer to Wheel Installation .
  9. Lower the vehicle.
  10. Check alignment. Refer to Wheel Alignment Measurement .

Strut Disassemble/Assemble Repair Unit Repair

Removal Procedure

The front knuckle is a machined aluminum casting. Do not use a hammer in order to loosen suspension components attached to the knuckle. Do not pry or hammer on the aluminum knuckle in any way. Following these instructions will avoid damage to parts and systems.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel assembly. Refer to Wheel Removal in Tires and Wheels.
  3. Scribe the strut to the knuckle. Refer to Strut and Knuckle Scribing in Front Suspension.

  4. Object Number: 175764  Size: SH
  5. Remove the strut mount to body nut (1) in the trunk area.
  6. Remove the strut bolts (3) from inside the fender well.

  7. Object Number: 175765  Size: SH
  8. Remove the strut knuckle bolts (5) and nuts (3) from the strut (1).
  9. Remove the strut (1) from the vehicle.

Installation Procedure


    Object Number: 175764  Size: SH
  1. Loosely install the strut to knuckle bolts (5) and nuts (3).

  2. Object Number: 175764  Size: SH

    Important: Align the scribe marks in order to ensure proper alignment.

  3. Install the strut to body bolts (3) inside the fender well.
  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.

  5. Install the strut mount to body nuts (1) in the trunk area.
  6. Tighten

        • Tighten the nuts to 120 N·m (89 lb ft).
        • Tighten the strut to knuckle bolts to 120 N·m (89 lb ft).
  7. Install the tire and wheel assembly. Refer to Wheel Installation in Tires and Wheels.
  8. Lower the vehicle.
  9. Check the wheel alignment. Refer to Wheel Alignment Measurement in Wheel Alignment.