The headlamps, taillamps, parking lamps, back-up lamps, and license plate lamps come on at night, or in areas with limited lighting, when the key is removed from the ignition.
The dome lamps also come on when the key is removed from the ignition. The exterior lights and dome lamps remain on after the door is closed for a set amount of time, then automatically turn off.
For vehicles with keyless access, the exterior lamps and dome lamps automatically turn on when a door is opened after the ignition is turned off.
The exterior lamps turn off immediately by turning the exterior lamps control off.
This feature can be changed.
Entry Lighting
Battery Power ProtectionInstallation Procedure
Note: If the location of the original plug weld holes can
not be determined, space the plug weld holes every 40 mm (1½ in).
Drill 8 mm (5/16 in) for plug welding along the edges of the underbody
rear side rail reinforcement as noted from
the original panel.
Clean and ...
Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If
the octane rating is less than 87, an audible knocking noise, commonly referred
to as spark knock, might be heard when driving.
If this occurs, use a gasoline rated at 87 octane or higher as soon as possible.
If hea ...
Definition of Danger, Warning, Caution, and Note
The diagnosis and repair procedures in a GM Service Manual contain both
general and specific Dangers, Warnings, Cautions, Notes or
Importants. GM is dedicated to the presentation of service information that
helps the technician to diagnose and repair the systems
necessary for the proper operat ...