Conditions for Running the DTC

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Before the ECM can report DTC P2271, or P2273 failed, DTCs P013A, P013C, P013E, P014A, P2270, and P2272 must run and pass.
DTC P0036, P0037, P0038, P0137, P0138, P0140, P0141, P0443, P0458, P0459 or P2232 is not set.
The ignition voltage is between 10-32 volts.
The engine speed is between 500-5, 000 RPM.
The mass air flow (MAF) is between 3-50 g/s.
The vehicle speed is between 24-132 km/h (15-82 mph).
The fuel level is greater than 10 percent.
The fuel system is in Closed Loop.
The engine run time is equal to or more than 5 minutes.
The accelerator pedal position (APP) is steady.
The torque converter clutch is TCC is applied.
The DTCs run once per ignition cycle, during decel fuel cut-off, when the above conditions are met.