LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2020 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Automatic Transmission - 6T40 (MNH) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0796 or P0797 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the condition does not exist : Incorrect pressure - Refer to : Line Pressure Check , & Solenoid Valve Pressure (Gen 3)
    • Go to next step : If no condition exists 
  2. Ignition/Vehicle - Off
  3. Remove the component : Q8 Control Solenoid Valve Assembly
  4. Verify the procedure/test passes. - Refer to : Control Solenoid Valve and Transmission Control Module Assembly Solenoid Performance Test 
    • If the procedure/test does not pass 

      Replace the component : Q8 Control Solenoid Valve Assembly

    • Go to next step : If the procedure/test passes 
  5. Refer to : Diagnostic Fault Information