Circuit/System Verification

Ignition ON, engine OFF.
NOTE: If other DTCs are set, diagnose those DTCs first.
Verify no other TCM DTCs are set using a scan tool.
- If another DTC is set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If no other DTCs are set
Engine idling at the normal operating temperature, transmission in Park, with parking brake applied and drive wheels chocked.
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
Ignition ON, clear the TCM DTCs with a scan tool.
From a stop, accelerate to 72 km/h (45 mph) with the Calculated Throttle Position greater than 15%. Perform this test 8 times.
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
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 .
- If the DTC does not set
All OK.