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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 811 (Wiper System & Washer System) >> Diagnostic Information and Procedures >> Wiper Arm Tip Pressure Check

Wiper Arm Tip Pressure Check

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  1. Run the wiper arms to the mid-wipe position.
  2. Remove the wiper blades from the wiper arms. Refer to WIPER ARM BLADE REPLACEMENT  .
  3. Attach a scale to the end of the wiper arm and measure the force required to lift the wiper arm perpendicular to the windshield to normal working height with the blade attached.
    4. Fig 1: Checking Wiper Arm Tip Pressure
    G01457677Courtesy of GENERAL MOTORS CORP.
  4. Replace the wiper arm if the measurement is not within the specification. Refer to WIPER ARM REPLACEMENT  .

    Tip Pressure 

    • Driver Side - 8.1-9.5 Newtons (29-34 Ounces)
    • Passenger Side - 5.8-7.0 Newtons (21-25 Ounces)
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