Diagnostic Aids: C0298
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
A requested torque signal malfunction is only one possible cause for the PCM to lose the ability to perform traction control. DTC C0298 may set due to engine overheating, loss of ignition timing control by the PCM, etc. If DTC P1571 is not set, refer to DIAGNOSTIC TROUBLE CODE DEFINITIONS in order to identify other possible causes of DTC C0298.