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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1883 (WIPER SYSTEM & WASHER SYSTEM)REPAIR INSTRUCTIONSWINDSHIELD WIPER ARM REPLACEMENT
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Windshield Wiper Arm Replacement

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Windshield Wiper Arm Replacement
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: Windshield Wiper Arm
GM1876670Courtesy of GENERAL MOTORS CORP.
Callout Component Name
Preliminary Procedure: 
Open and support the hood in order to access and remove the wiper blade assembly.
Special Tools: 
J 39637  Wiper Arm Puller. See Special Tools .
1 Windshield Wiper Arm Nut Cover
Tip:  Gently pry the cap from the wiper arm nut.
2 Windshield Wiper Arm Nut
CAUTION: Refer to Fastener Caution .

Procedure

  1. Gently rock the wiper arm side to side and remove.
  2. If the wiper arm fails to release, use the J 39637  to release the arm from the pivot shaft. See Special Tools .
  3. Hold the driver side wiper arm blade tip to the center dot located in the windshield blackout below the dot matrix while securing the nut.
  4. Hold the passenger side wiper arm blade tip to the passenger side outer dot located in the windshield blackout below the dot matrix while securing the nut.

Tighten:  25 N.m (18 lb ft)
3 Windshield Wiper Arm

Procedure

  1. Remove the wiper blade assembly from the wiper arm. Refer to Windshield Wiper Blade Replacement .
  2. Clean the transmission pivot shaft with a soft wire brush prior to installing the wiper arm back onto the pivot shaft.
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.