Result:

p0574

Generic
Type:
    Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled
Description:
    Cruise Control System - Vehicle Speed Too High

GM
Type:
    Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled
Description:
    Vehicle Speed Too High - Cruise Control Disabled Conditions
Cause:
    Engine running, Cruise Control enabled and engaged, then the PCM determined that the vehicle speed indicated more than 176 km/h (110 mph)

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