
This light, a Driver Information Center (DIC) Message, and a chime come on when there is an issue with the DEF.
If the DEF issue has not been corrected, the light will continue to flash. The vehicle's speed may also be limited. See Diesel Exhaust Fluid.
Low Fuel Warning Light
Security LightSecurity
If equipped, OnStar provides these
services:
With Stolen Vehicle Assistance,
OnStar Advisors can use GPS to
pinpoint the vehicle and help
authorities quickly recover it.
With Remote Ignition Block,
if equipped, OnStar can block
the engine from being restarted.
Wi ...