Roof

See also:

Driving for Better Fuel Economy
Driving habits can affect fuel mileage. Here are some driving tips to get the best fuel economy possible. - Avoid fast starts and accelerate smoothly. - Brake gradually and avoid abrupt stops. - ...

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system ...

Retained Accessory Power (RAP)
These vehicle accessories can be used for up to 10 minutes after the engine is turned off: - Audio System - Power Windows - Sunroof (if equipped) Power to the audio system will work up to 10 ...