See also:

Accessories and Modifications
When you add non-GM accessories to your vehicle they can affect your vehicle’s performance and safety, including such things as, airbags, braking, stability, ride and handling, emissions systems, ...

Setting Preset PTYs (RDS Only)
These pushbuttons have factory PTY presets. Up to 12 PTYs (six FM1 and six FM2), can be programmed on the six numbered pushbuttons, by performing the following steps: 1. Press BAND to select F ...

StabiliTrak® Service Light
This light will come on briefly when the engine is started. This light will come on if a problem is detected in the StabiliTrak® system. ...