Conditions for Running the DTC

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

The engine is running for more than one second.
The engine speed is more than 300 RPM.
The ignition 1 signal is more than 8 volts.
The above conditions are met for more than one second.
These DTCs run continuously within the enabling conditions.