See also:

Add-On Electrical Equipment
Notice: Do not add anything electrical to the vehicle unless you check with your dealer first. Some electrical equipment can damage the vehicle and the damage would not be covered by the vehicle&# ...

Up-Shift Light
The vehicle may have an up-shift light. It indicates when to shift to the next higher gear for best fuel economy. See Manual Transmission for more information. For the CTS-V, the tracer ligh ...

DIC Compass
The vehicle may have a compass in the Driver Information Center (DIC). See Compass for information. ...