Conditions for Running the DTC

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Either of the following conditions will cause the DTC to run:

The ignition is ON and the vehicle achieves at least 56 km/h (35 mph) before coming to a stop.
The ignition is ON and the vehicle experiences an ABS event lasting at least 1 second.