2005 GMC Sierra 1500 Pickup Owner's Manual - Page 221

This reminder will be repeated if the ignition is on, the vehicle is in motion, the driver is buckled and the passenger is still unbuckled and the passenger airbag is enabled. If the passenger's seat belt is already buckled, this message and chime will not come on. Pressing any of the four DIC buttons, if equipped, will acknowledge the message and clear it from the DIC display. If your vehicle is not equipped with the four DIC buttons, pressing the trip odometer reset stem will acknowledge the message and clear it from the DIC display. This message is an additional reminder to the Safety Belt Reminder Light in the instrument panel cluster. See Safety Belt Reminder Light on page 3-33 for more information. Pressing any of the four DIC buttons, if equipped, will acknowledge the message and clear it from the DIC display. If your vehicle is not equipped with the four DIC buttons, pressing the trip odometer reset stem will acknowledge the message and clear it from the DIC display. BUCKLE SEATBELT If your vehicle is equipped with the passenger sensing system, this message reminds you to buckle the driver's seat belt. See Passenger Sensing System on page 1-76. This message will display and a chime will sound when the ignition is on, the driver's seat belt is unbuckled and the vehicle is in motion. You should buckle your seat belt. If the driver remains unbuckled when the ignition is on and the vehicle is in motion, the reminder will be repeated. If the driver's seat belt is already buckled, this message and chime will not come on. CHARGING SYSTEM FAILURE On some vehicles, if there is a problem with the generator and battery charging system, this message will appear on the DIC, a chime will sound and the battery warning light on the instrument panel cluster will come on. Driving with this problem could drain your battery. Turn off all unnecessary accessories. Stop and turn off the vehicle as soon as it is safe to do so. Have the electrical system checked by your GM dealer immediately. See Battery Warning Light on page 3-38 and Voltmeter Gage on page 3-38 for more information. 3-55