2010 GMC Acadia Owner's Manual - Page 164

5-40 Instruments and Controls under Remote Keyless Entry (RKE) System Operation on page 2‑3 and Driver Information Center (DIC) (With DIC Buttons) on page 5‑24 or Driver Information Center (DIC) (Without DIC Buttons) on page 5‑29 for more information. TIGHTEN GAS CAP This message may display along with the check engine light on the instrument panel cluster if the vehicle's fuel cap is not tightened properly. See Malfunction Indicator Lamp on page 5‑17. Reinstall the fuel cap fully. See Filling the Tank on page 9‑45. The diagnostic system can determine if the fuel cap has been left off or improperly installed. A loose or missing fuel cap allows fuel to evaporate into the atmosphere. A few driving trips with the cap properly installed should turn this light and message off. AUTOMATIC LIGHT CONTROL ON This message displays when the automatic headlamps are turned on. This message clears itself after 10 seconds. REPLACE BATTERY IN REMOTE KEY This message displays if a Remote Keyless Entry (RKE) transmitter battery is low. The battery needs to be replaced in the transmitter. See "Battery Replacement" under Remote Keyless Entry (RKE) System Operation on page 2‑3. TURN SIGNAL ON This message displays and a chime sounds if a turn signal is left on for 3/4 of a mile (1.2 km). Move the turn signal/multifunction lever to the off position. Object Detection System Messages PARK ASSIST OFF If your vehicle has the Ultrasonic Rear Parking Assist (URPA) system, after the vehicle has been started and shifted out of P (Park), this message displays to remind the driver that the URPA system has been turned off or to notify the driver that the system has turned itself off. Key and Lock Messages REMOTE KEY LEARNING ACTIVE This message displays while you are matching a Remote Keyless Entry (RKE) transmitter to your vehicle. See "Matching Transmitter(s) to Your Vehicle" Lamp Messages AUTOMATIC LIGHT CONTROL OFF This message displays when the automatic headlamps are turned off. This message clears itself after 10 seconds.