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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 319 (REAR SUSPENSION SYSTEM)REPAIR INSTRUCTIONSSHACKLE BUSHING REPLACEMENTINSTALLATION PROCEDURE
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8

Installation Procedure

2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Installation Procedure
WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the new spring shackle bushing using J 21474-01.
    Fig 1: Installing Spring Shackle Bushing
    G00357826Courtesy of GENERAL MOTORS CORP.
  2. Pull the spring shackle bushing into the frame rail until the flanged portion of the spring shackle bushing is flush with the rail.
  3. Stake the spring shackle bushing inner flange.
  4. Raise the axle into position.
  5. Install the spring shackle to frame mounting bolt and nut. See Figure. Do not tighten the nut.
  6. Repeat steps 1 through 6 for the other spring shackle bushing.
  7. Raise the axle support so that there is a distance of 164-176 mm (6.46-6.94 in) between the axle tube and the metal surface of the bumper bracket.
    8. NOTE: 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.
  8. Tighten the spring shackle mounting nuts. Tighten the rear spring shackle nuts to 122 N.m (89 lb ft).
  9. Remove the rear axle support.
  10. Raise the exhaust system and connect the rear exhaust hangers, if necessary.
  11. Install the spare tire, if necessary.
  12. Install the EVAP canister (2-door Utility models only).
  13. Install the fuel tank (2-door Utility models only).
  14. Lower the vehicle.
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.