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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 96 (Horn System) >> Diagnostic Information and Procedures >> DTC B2750 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition - On / Vehicle - In Service Mode
  2. Perform the scan tool control function:Horn Relay Command - On and Off

    Verify the component turns On and Off: P12 Horn

    • If the component does not turn On and Off 
    • Refer to: Circuit/System Testing
    • Go to next step: If the component turns On and Off 
  3. All OK.