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Home >> Cadillac >> 2018 >> Escalade Base, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Automatic Transmission - 8L90 (M5U) - Diagnostic Information And Procedures) >> Diagnostic Information And Procedures >> DTC P2723 Or P2724: Transmission Control Solenoid Valve 5 Stuck >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the condition does not exist: Incorrect fluid level or condition. Refer to: Transmission Fluid Level and Condition Check 
    • If a condition exists 

      Repair or replace as necessary.

    • Go to next step: If no condition exists 
  2. Ignition - On/Vehicle - In Service Mode
  3. Clear DTCs
  4. Road test the vehicle. Refer to: Road Test 
  5. Verify DTC P2723, P2724 is not set.
    • If DTC P2723, P2724 is set 

      Refer to: Diagnostic Fault Information

    • Go to next step: If no DTC is set 
  6. 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.
  7. Verify DTC P2723, P2724 is not set.
    • Go to next step: If no DTC is set 
  8. All OK.
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