Conditions for Running the DTC

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

P0722

No ISS DTC P0717.
No OSS DTC P0723.
The selected range is not PARK or NEUTRAL.
The vehicle speed is greater than 16 km/h (10 mph).
The transmission input speed is between 1,500-5,000 RPM.
The engine speed is between 3,000-5,000 RPM.
The calculated throttle position is greater than 8 percent.

P0723

No ISS DTCs P0716 or P0717.
No OSS DTC P0722.
The engine run time is greater than 5 seconds.
Greater than 6 seconds since last range change.