Diagnostic Aids

WARNING: This page is about a different car, 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.

Inspect the brake switch for proper mounting and operation.
Inspect for ABS DTCs. A faulty ABS condition may contribute to setting DTC P0724.
It may be necessary to also clear this DTC from the engine control module (ECM).