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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Automatic Transmission - 6T40 (MH8 MHB) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0751 or P0752: Shift Solenoid Valve 1 Performance - Stuck >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE:

    If other DTCs are set, diagnose those DTCs first.

  1. Ignition ON, engine OFF.
  2. Verify no other TCM DTCs are set using a scan tool.
    • If no other DTCs are set 
  3. Engine idling at the normal operating temperature, transmission in Park, with parking brake applied and drive wheels chocked.
  4. Verify the transmission fluid level and condition is correct. Refer to Transmission Fluid Level and Condition Check .
    • If the transmission fluid level and condition is not correct 

      Repair as necessary.

    • If the transmission fluid level and condition is correct 
  5. Ignition ON, clear the TCM DTCs with a scan tool.
  6. From a stop, accelerate to 72 km/h (45 mph) with the Calculated Throttle Position greater than 15%. Perform this test 8 times.
  7. Verify DTC P0751 or P0752 did not set.
    • If DTC P0751 or P0752 sets 

      Refer to Circuit/System Testing.

    • If DTC P0751 or P0752 does not set 
  8. 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.
  9. Verify the DTC does not set.
    • If the DTC sets 

      Refer to Circuit/System Testing.

    • If the DTC does not set 
  10. All OK.
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