Installation Procedure

2008 Pontiac Grand Prix BaseSECTION Installation Procedure
WARNING: This page is about a different car, the 2008 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Strut Components
    GM821343Courtesy of GENERAL MOTORS CORP.
  1. Install the spring lower insulator (10) to the absorber portion of the strut (9).
  2. Install the strut bumper (1).
  3. Use the J 45400  , or equivalent, in order to compress the spring (8). See Special Tools .
  4. Fig 2: Lower Insulator, Outer Side Of Strut, Spring And Strut Shield
    GM827902Courtesy of GENERAL MOTORS CORP.
  5. Install the spring. Position the lower tip of the coil on the gap in the lower insulator (3).
  6. Install the strut shield. Position the large upper portion of the shield toward the outer side of the strut (1).
  7. Fig 3: Spring Seat, Mark And Nut
    GM827905Courtesy of GENERAL MOTORS CORP.
  8. Install the spring seat (1). Position the mark (2) on the spring seat toward the outer side of the strut.
  9. Install the seal.
  10. Install the strut mount.
  11. Install the nut.

    Tighten:  Tighten the nut to 47 N.m (34.7 lb ft).

  12. Remove the strut from the J 45400  , or equivalent. See Special Tools .
  13. Fig 4: Strut Mount Cover And Strut Assembly
    GM827925Courtesy of GENERAL MOTORS CORP.
  14. Apply Special Lubricant, GM P/N 12345879 (Canadian P/N 10953511), or the equivalent multi-purpose lubricant, to the crevice around the nut.
  15. Install the strut mount cover (1).
  16. Install the strut assembly. Refer to Strut Assembly Replacement .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.