2012 GMC Sierra Owner's Manual - Page 47

Keys, Doors, and Windows If there is a decrease in the RKE operating range: . 2-3 Check the distance. The transmitter may be too far from the vehicle. Check the location. Other vehicles or objects may be blocking the signal. Check the transmitter's battery. See "Battery Replacement" later in this section. If the transmitter is still not working correctly, see your dealer or a qualified technician for service. With Remote Start (without Remote Start Similar) when Q is pressed again within three seconds. See Vehicle Personalization (With DIC Buttons) on page 5‑48 for additional information. Pressing Q arms the content theft‐deterrent system. See Anti-theft Alarm System on page 2‑11. . . . / (Remote Vehicle Start): Remote Keyless Entry (RKE) System Operation The Remote Keyless Entry (RKE) transmitter functions work up to 60 m (195 ft) away from the vehicle. There are other conditions which can affect the performance of the transmitter. See Remote Keyless Entry (RKE) System on page 2‑2. For vehicles with this feature, press / to start the engine from outside the vehicle using the RKE transmitter. See Remote Vehicle Start on page 2‑5 for additional information. K (Unlock): Press once to unlock only the driver door. If K is pressed again within three seconds, all remaining doors unlock. The interior lamps may come on and stay on for 20 seconds or until the ignition is turned on. If enabled through the DIC, the turn signal lamps flash twice to indicate unlocking has occurred. See Vehicle Personalization (With DIC Buttons) on page 5‑48. If enabled through the DIC, the exterior lights may turn on. See "Approach Lighting" under Vehicle Personalization (With DIC Buttons) on page 5‑48. Q (Lock): doors. Press to lock all the If enabled through the Driver Information Center (DIC), the turn signal lamps flash once to indicate locking has occurred. If enabled through the DIC, the horn chirps