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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (Horn System) >> Diagnostic Information and Procedures >> DTC B2750: Horn Relay Secondary Circuit >> 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 / 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
    • If the component turns On and Off 
  3. All OK.
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