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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 406 (WIPER SYSTEM AND WASHER SYSTEM)REPAIR INSTRUCTIONSWINDSHIELD OUTSIDE MOISTURE SENSOR REPLACEMENT
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Windshield Outside Moisture Sensor Replacement

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Windshield Outside Moisture Sensor Replacement
WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Outside Moisture Sensor
GM1979685Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedure

  1. Remove the vehicle direction alert alarm warning module. Refer to Vehicle Direction Alert Alarm Warning Module Replacement .
  2. Slide upward the mirror harness cover.
  3. Disconnect the electrical connector at the top of the windshield outside moisture sensor.
2 Windshield Outside Moisture Sensor Assembly
Tip:  Pinch the outer tabs and push the sensor upward in order to release from the windshield base.
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.