LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2023 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (1 Of 5)) >> Diagnostic Information and Procedures >> DTC P007C-P007E or P10D6-P10D8 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition - On/Vehicle - In Service Mode
  2. Verify the appropriate scan tool parameter: Charge Air Cooler Temperature SensororCharge Air Cooler Temperature Sensor 2 = -39 to 215°C (-38 to 419°F)
    • If not between -39 and 215°C (-38 and 419°F) 

      Refer to: Circuit/System Testing

    • Go to next step: If between -39 and 215°C (-38 and 419°F) 
  3. Verify the scan tool parameter: Charge Air Cooler Temperature SensororCharge Air Cooler Temperature Sensor 2 = The parameter value should not change

    Perform the action while monitoring the parameter:

    • Wiggle the harness and connector: B193A Charge Air Cooler Air Temperature Sensor - Inlet
    • Wiggle the harness and connector: B193B Charge Air Cooler Air Temperature Sensor - Outlet
    • Wiggle the harness and connector: K20 Engine Control Module
    • If the parameter value changes 

      Repair as necessary - Wiring/Terminal(s)/Electrical Connector(s)

    • Go to next step: If the parameter value does not change 
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.

    Verify the DTC does not set.

    • If the DTC sets 

      Refer to: Circuit/System Testing

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