2008 GMC Acadia Owner's Manual - Page 215

SERVICE STABILITRAK This message displays if there is a problem with the StabiliTrak® system. If this message appears, try to reset the system. Stop; turn off the engine for at least 15 seconds; then start the engine again. If this message still comes on, it means there is a problem. See your dealer/retailer for service. The vehicle is safe to drive, however, you do not have the benefit of StabiliTrak®, so reduce your speed and drive accordingly. SERVICE TRACTION CONTROL This message displays when there is a problem with the Traction Control System (TCS). When this message is displayed, the system will not limit wheel spin. Adjust your driving accordingly. See your dealer/retailer for service. See StabiliTrak® System on page 4-6 for more information. SERVICE TRANSMISSION This message displays when there is a problem with the transmission. See your dealer/retailer for service. SERVICE THEFT DETERRENT SYSTEM This message displays when there is a problem with the theft-deterrent system. The vehicle may or may not restart so you may want to take the vehicle to your dealer/retailer before turning off the engine. See PASS-Key® III+ Operation on page 2-23 for more information. SERVICE VEHICLE SOON This message displays when a non-emissions related malfunction occurs. Have the vehicle serviced by your dealer/retailer as soon as possible. SERVICE TIRE MONITOR SYSTEM This message displays if a part on the Tire Pressure Monitor System (TPMS) is not working properly. The tire pressure light also flashes and then remains on during the same ignition cycle. See Tire Pressure Light on page 3-50. Several conditions may cause this message to appear. See Tire Pressure Monitor Operation on page 5-58 for more information. If the warning comes on and stays on, there may be a problem with the TPMS. See your dealer/retailer. SPEED LIMITED TO XXX MPH (KM/H) This message displays when your vehicle speed is limited to 80 mph (128 km/h) because the vehicle detects a problem in the speed variable assist steering system. Have your vehicle serviced by your dealer/retailer. 3-73