2010 Hummer H3 Owner's Manual - Page 29

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. UNLOCK: Press to unlock only the driver's door. The interior lamps come on, the parking lamps may flash, and the horn may sound. Press UNLOCK again within three seconds to unlock all the doors. Pressing UNLOCK may disarm the content theft-deterrent system. See Anti-Theft Alarm System on page 2‑9 for additional information. LOCK: Press to lock all the doors. The parking lamps may flash and the horn may chirp. If a door is open or ajar when LOCK is pressed, the doors lock, but the theft-deterrent system does not arm until the open door is closed. Pressing LOCK may arm the content theft-deterrent system. See Anti-Theft Alarm System on page 2‑9 for additional information. Different feedback choices can be programmed through the Driver Information Center (DIC). See "Remote Keyless Entry Feedback" under Driver Information Center (DIC) on page 5‑18. L (Panic): Press to activate the alarm. The horn sounds and the headlamps and taillamps flash for up to 30 seconds. To turn the alarm off press L again, start the vehicle or wait 30 seconds. . . . Remote Keyless Entry (RKE) System Operation The Remote Keyless Entry (RKE) transmitter functions work up to 9 m (30 feet) 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.