Conditions for Running the DTC

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. 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.