2013 Chevrolet Tahoe Owner Manual - Page 161

Instruments and Controls 5-39 Object Detection System Messages PARK ASST BLOCKED SEE OWNERS MANUAL This message displays if there is something interfering with the park assist system. See Ultrasonic Parking Assist on page 9‑48 for more information. park. See Ultrasonic Parking Assist on page 9‑48 for more information. See your dealer for service. SIDE BLIND ZONE SYSTEM UNAVAILABLE If your vehicle has the Side Blind Zone Alert (SBZA) system, this message displays when the SBZA system is disabled because the sensor is blocked and cannot detect vehicles in your blind zone. The sensor may be blocked by mud, dirt, snow, ice, or slush. This message may also display during heavy rain or due to road spray. It may also come on when driving in isolated areas with no guardrails, trees, or road signs and light traffic. Your vehicle does not need service. For cleaning instructions, see "Washing Your Vehicle" in Exterior Care on page 10‑87. See Side Blind Zone Alert (SBZA) on page 9‑49 for more information. SERVICE SIDE BLIND ZONE ALERT SYSTEM If your vehicle has the Side Blind Zone Alert (SBZA) system and this message displays, both SBZA displays will remain on indicating there is a problem with the SBZA system. If these displays remain on after continued driving, the system needs service. See your dealer. See Side Blind Zone Alert (SBZA) on page 9‑49 for more information. PARK ASSIST OFF 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 9‑48. SIDE BLIND ZONE ALERT SYSTEM OFF If your vehicle has the Side Blind Zone Alert (SBZA) system, this message displays when the SBZA system has been turned off. See Side Blind Zone Alert (SBZA) on page 9‑49 and Driver Information Center (DIC) on page 5‑26 for more information. SERVICE PARK ASSIST This message displays if there is a problem with the Ultrasonic Rear Parking Assist (URPA) system. Do not use this system to help you