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Home >> Buick >> 2017 >> Envision Base >> Repair and Diagnosis >> Accessories & Equipment >> Wiper/Washer Systems >> Wiper System And Washer System >> Diagnostic Information and Procedures >> DTC B371A: Windshield Wiper Motor Internal Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify that there is no communications DTC set.
    • If there is no communications DTC set 
  3. Verify that DTC B371A is not set.
    • If DTC B371A is set 

      Replace the M75 Windshield Wiper Motor.

    • If DTC B371A is not set 
  4. All OK.
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