Conditions for Running the DTC: P2272

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0036, P0037, P0038, P0137, P0138, P0140, P0141, P0443, P0458, P0459, P2232 are not set.
The Ignition 1 Signal parameter is between 10-18 volts.
The Engine Run Time parameter is more than 5 minutes.
The Engine Speed parameter is between 1,100-2,500 RPM.
The MAF Sensor parameter is between 3-20 g/s.
The Vehicle Speed parameter is between 50-120 km/h (31-75 mph).
The Fuel Level Sensor parameter is more than 10 percent.
The Loop Status parameter is closed.
The Catalytic Converter Temperature parameter is between 550-900°C (1022-1652°F).
DTC P2272 runs once per drive cycle when the above conditions are met.