Conditions for Running the DTC

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

P0751 or P0752

DTCs P0121, P0122, P0123, P0716, P0717, P0722, P0723, and P0182E are not set.
Ignition voltage is 8.6 V or greater.
The engine speed is 500 RPM or greater for 5 seconds.
The IMS range is not PARK, NEUTRAL or REVERSE.
High Side Driver (HSD) is enabled.
The transmission fluid temperature is 0-130°C (32-266°F).
Accelerator pedal position signal is valid.
The throttle position signal is valid.
The output shaft speed is 0 RPM or greater.
The TCM must receive a valid torque signal from the ECM.