2011 Chevrolet Silverado 1500 Regular Cab Owner's Manual - Page 190

5-46 Instruments and Controls SERVICE PARK ASSIST If the vehicle has the Ultrasonic Rear Parking Assist (URPA) system, this message displays if there is a problem with the URPA system. Do not use this system to help you park. See Ultrasonic Parking Assist on page 9‑72 for more information. See your dealer for service. You should see your dealer for service. The vehicle is safe to drive; however, you do not have the benefit of StabiliTrak, so reduce your speed and drive accordingly. Object Detection System Messages PARK ASST BLOCKED SEE OWNERS MANUAL If the vehicle has the Ultrasonic Rear Parking Assist (URPA) system, this message displays if there is something interfering with the park assist system. See Ultrasonic Parking Assist on page 9‑72 for more information. SERVICE TRACTION CONTROL If the vehicle has StabiliTrak, this message displays when there is a problem with the Traction Control System (TCS). When this message displays, the system will not limit wheel spin. Adjust your driving accordingly. See your dealer for service. See StabiliTrak® System on page 9‑67 for more information. Ride Control System Messages SERVICE STABILITRAK If the vehicle has StabiliTrak and this message displays, it means there may be a problem with the StabiliTrak system. If you see this message, 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. PARK ASSIST OFF If the vehicle has the Ultrasonic Rear Parking Assist (URPA) system, after the vehicle has been started, this message displays to remind the driver that the URPA system has been turned off. Press the set/reset button or the trip odometer reset stem to acknowledge this message and clear it from the DIC display. To turn the URPA system back on, see Ultrasonic Parking Assist on page 9‑72.