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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Diagnostic Information And Procedures >> DTC B3794, P0564, P0565, P0567, P0568, P056C, P0580, P0581, P155A-P155C Or P162C: Cruise Control Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Verify the component works as specified:Cruise Control Switch Assembly
  3. Refer to Body Control Module-Scan Tool Parameters
    • If a condition exists 

      Refer to Circuit/System Testing below.

    • Go to next step: If no condition exists 
  4. Verify the condition does not exist:Cruise Control System Status=Inhibit by ECM
    • Cruise Control System Status=Inhibit by ECM 

      If a condition exists - Repair or replace as necessary

    • Go to next step: Cruise Control System Status Inhibit by ECM 
  5. Verify that no DTC listed in the DTC Descriptor Category is set.
    • If a related DTC is set 

      Refer to Circuit/System Testing below.

    • Go to next step: If a related DTC is not set 
  6. All OK.
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