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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1894 (REAR SUSPENSION SYSTEM)REPAIR INSTRUCTIONSSUPPORT REPLACEMENTINSTALLATION PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Body Bolts & Support Assembly
    GM930332Courtesy of GENERAL MOTORS CORP.
  1. Position the support assembly to the vehicle.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the support to body bolts and tighten to 170 N.m (125 lb ft).
  3. Install the adjustable link on the support assembly. Refer to Adjust Link Replacement .
  4. Connect the upper control arm to the support assembly. Refer to Rear Axle Upper Control Arm Replacement .
  5. Install the lower control arm to the support assembly. Refer to Rear Axle Lower Control Arm Replacement .
  6. Install the stabilizer shaft. Refer to Stabilizer Shaft Replacement .
  7. Install the stabilizer shaft links to the support. Refer to Stabilizer Shaft Link Replacement .
  8. If equipped with all wheel drive, install the rear drive axle. Refer to Differential Replacement .
    9. Fig 2: Removing/Installing Intermediate Pipe & Muffler Assembly
    GM926831Courtesy of GENERAL MOTORS CORP.
  9. Install the exhaust muffler and resonator assembly. Refer to Exhaust Muffler Replacement (LAT or LE5) or Exhaust Muffler Replacement (LZ4) or Exhaust Muffler Replacement (LY7) or Exhaust Muffler Replacement (LCS) .
  10. Install the tires and wheels. Refer to Tire and Wheel Removal and Installation .
  11. Lower the vehicle.
  12. Check the rear alignment. Refer to Wheel Alignment Measurement .
RENDER: 1.0x

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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.