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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1478 (BATTERY, CHARGING SYSTEM & STARTING SYSTEM)REPAIR INSTRUCTIONSSTARTER MOTOR REPLACEMENTREMOVAL PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Removal Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Removal Procedure
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
    Fig 1: Positive & Negative Battery Cable
    GM675304Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure .
  2. Remove the catalytic converter. Refer to Catalytic Converter Replacement in Engine Exhaust.
    3. Fig 2: Solenoid Engine Harness Leads & Positive Battery Cable Terminal
    GM675453Courtesy of GENERAL MOTORS CORP.
  3. Remove the positive battery cable nut.
  4. Remove the positive battery cable terminal and the engine harness leads from the solenoid.
  5. Remove the S terminal nut (2).
  6. Remove the purple wire lead (1) and washer from the solenoid.
    7. Fig 3: Starter Motor Bolts
    GM74063Courtesy of GENERAL MOTORS CORP.
  7. Support the starter motor.
  8. Remove the starter motor bolts.
  9. Remove the starter motor.
RENDER: 1.0x

NO RELATED

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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.