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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 67 (HVAC System - Manual) >> Diagnostic Information and Procedures >> Blower Motor Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify the blower motor operates in all speed positions.
    • If the blower motor does not operate in any speed position 

      Refer to Circuit/System Testing - Blower Motor Inoperative.

    • If the blower motor operates in one or more, but not all speed positions 

      Refer to Circuit/System Testing - Blower Motor Switch Circuit Test.

    • If the blower motor operates is always ON 

      Refer to Circuit/System Testing - Blower Motor Always ON Circuit Test.

    • If the blower motor operates correctly in all speed positions 
  3. All OK.