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.

DTC P0010, P0011, P0101, P0102, P0103, P0106, P0108, P0116, P0117, P0118, P0128, P0220, P0335, P0336, P0502, P1258, P3401, P3425, P3441, and P3449 are not set.
The engine speed is between 650-6,200 RPM.
The ignition voltage is between 11-18 volts.
The engine coolant temperature (ECT) is between -7 and +130°C (+19 and +266°F).
The fuel level is more than 10 percent.
The antilock brake system (ABS) and the traction control system (TCS) are not active.
The power management is not active.
The transmission is not changing gears.
The ECM is not in fuel shut-off, or decel fuel cut-off mode.
Excessive drive wheel slip is not detected.
The power take-off is disabled.
The cylinder deactivation is not in progress.
A manual transmission with a throttle position less than 95 percent.
DTCs P0300-P0308 run continuously when the above conditions are met.