See also:

System Identification
If the vehicle has the tire sealant and compressor kit shown above, see the operating instructions that follow. If the vehicle has the tire sealant and compressor kit shown above, follo ...

Sunroof
The vehicle may be equipped with a power sliding sunroof. To open or close the sunroof, the ignition must be turned to ON, ACCESSORY, or Retained Accessory Power (RAP) must be active. Press and ...

Under the hood
Unique with its all-four-cylinder powertrain, the Buick Regal relies on the excellent horsepower-per-liter ratio of the Ecotec engine family to deliver smart, on-demand performance that is also ve ...