Installation Procedure

2025 Chevrolet Trailblazer LS, 1.2L Eng VIN PSECTION Installation Procedure
  1. GM5210501Courtesy of GENERAL MOTORS COMPANY

    Front Wheel Speed Sensor (2) @ Steering Knuckle - Install

  2. Front Wheel Speed Sensor Bolt (1) @ Steering Knuckle - Install and tighten 9 N.m (80 lb in)
  3. GM5210500Courtesy of GENERAL MOTORS COMPANY

    Front Wheel Speed Sensor Wiring Harness (1) @ Steering Knuckle - Install

  4. GM5210499Courtesy of GENERAL MOTORS COMPANY

    Wheel Speed Sensor Wire Bracket Bolt (2) @ Front Suspension Strut - Install and tighten 9 N.m (80 lb in)

  5. Wheel Speed Sensor Bracket Nut (1) @ Front Brake Hose Bracket - Install and tighten 9 N.m (80 lb in)
  6. GM5210498Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @ Park Brake Actuator - Connect

  7. GM5210497Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (2) @ Body Wiring Harness - Connect

  8. Front Wheel Speed Sensor Wiring Harness (1) @ Body Front Suspension Support - Install
  9. GM5210496Courtesy of GENERAL MOTORS COMPANY

    Front Wheelhouse Liner (1) - Install - Front Wheelhouse Liner Replacement

  10. Install the front tire and wheel assembly. Tire and Wheel Removal and Installation
  11. 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.