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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1105 (Wiper System & Washer System) >> Diagnostic Information and Procedures >> Low Washer Fluid Indicator Malfunction >> Component Test

Component Test

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the washer fluid level sensor.
  2. Washer fluid level switch open, test for infinite resistance between the signal terminal A and the ground terminal B.
    • If not the specified value, replace the washer fluid level sensor.
  3. Washer fluid level switch closed, test for less than 2 ohms of resistance between the signal terminal A and the ground terminal B.
    • If not within the specified range, replace the washer fluid level sensor.
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