Service Tire Monitor SystemIf your vehicle has a Tire Pressure Monitor (TPM)system, this message will appear if the TPM system isnot working properly. Have your vehicle serviced atyour GM dealer as soon as possible. See Tire PressureMonitor System on page 5-69 for more information.Service TransmissionThis message will display if there is a problem withthe transmission of your vehicle. Have your vehicleserviced by your GM dealer.Service Vehicle SoonThis message is displayed when a non-emissionsrelated powertrain malfunction occurs. Have your vehicleserviced by your GM dealer as soon as possible.Stability System EngagedIf your vehicle has StabiliTrak®, this message will bedisplayed any time StabiliTrak® is actively assisting youwith directional control of the vehicle. Slippery roadconditions may exist when this message is displayed,so adjust your driving accordingly. This messagemay stay on for a few seconds after StabiliTrak® stopsassisting you with directional control of the vehicle.See StabiliTrak ® System on page 4-12 for moreinformation.Stability System OffIf your vehicle has StabiliTrak®, this message will bedisplayed any time you turn off StabiliTrak® using theTC (traction control) on/off button. See Traction ControlSystem (TCS) (CTS) on page 4-9 or Traction ControlSystem (TCS) (CTS-V) on page 4-10 for moreinformation. When this message has been displayed,StabiliTrak ® is no longer available to assist youwith directional control of the vehicle. Adjust your drivingaccordingly.Stability System ReadyIf your vehicle has StabiliTrak®, this message will bedisplayed any time you turn StabiliTrak® on again usingthe TC (traction control) on/off button. See TractionControl System (TCS) (CTS) on page 4-9 or TractionControl System (TCS) (CTS-V) on page 4-10 formore information. When this message has beendisplayed, StabiliTrak ® is ready to assist you withdirectional control of the vehicle, if needed.3-68