Conditions for Running the DTC

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0068, P0101, P0102, P0103, P0106, P0107, P0108, P0112, P0113, P0117, P0118, P0120, P0122, P0123, P0171, P0172, P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, P0220, P0221, P0222, P0223, P0230, P0300, P0336, P0442, P0446, P0449, P0452, P0453, P0455, P0462, P0463, P0496, P1516, P2101, P2135, P2176 are not set.
The engine is operating for at least 60 seconds.
The engine is idling for greater than 10 seconds.
The engine coolant temperature (ECT) is more than -60°C (-140°F).
The intake air temperature (IAT) is more than -20°C (-4°F).
The barometric pressure (BARO) is more than 70 kPa.
The system voltage is between 9-18 volts.
The vehicle speed is less than 1.6 km/h (1 mph).
DTC P0506 and P0507 run continuously when the above conditions are met.