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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Parking Assistance Systems) >> Diagnostic Information and Procedures >> DTC P18CB >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition - On / Vehicle - In Service Mode
  2. Verify no other DTCs are set.
    • Go to next step: If no other DTCs are set 
  3. Replace the component: K182 Parking Assist Control Module
  4. Verify the DTC does not set.
    • If the DTC sets 

      Replace the component: K20 Engine Control Module

    • Go to next step: If the DTC does not set 
  5. All OK.