2013 Chevrolet Silverado 2500 HD Crew Cab Owner Manual - Page 147

Instruments and Controls When the vehicle is started this light flashes and a chime may come on to remind the driver to fasten their safety belt. Then the light stays on solid until the belt is buckled. This cycle may continue several times if the driver remains or becomes unbuckled while the vehicle is moving. If the driver safety belt is buckled, neither the light nor the chime comes on. For vehicles equipped with the passenger safety belt warning light, when the vehicle is started this light flashes and a chime may come on to remind passengers to fasten their safety belt. Then the light stays on solid until the belt is buckled. This cycle continues several times if the passenger remains or becomes unbuckled while the vehicle is moving. If the passenger safety belt is buckled, neither the chime nor the light comes on. The front passenger safety belt warning light and chime may turn on if an object is put on the seat such as a briefcase, handbag, grocery bag, laptop, or other electronic device. To turn off the warning light and/or chime, remove the object from the seat or buckle the safety belt. 5-17 Airbag Readiness Light This light shows if there is an electrical problem with the airbag system. The system check includes the airbag sensor(s), passenger sensing system (if equipped), the pretensioners, the airbag modules, the wiring, and the crash sensing and diagnostic module. For more information on the airbag system, see Airbag System on page 3‑22. Passenger Safety Belt Reminder Light There may be a passenger safety belt reminder light near the passenger airbag status indicator. See Passenger Sensing System on page 3‑32. The airbag readiness light comes on for several seconds when the vehicle is started. If the light does not come on then, have it fixed immediately.