Headlamp Bulb Replacement - Right Side (LGX with T4F)

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Headlamp Bulb - Right Side (LGX with T4F)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
WARNING: The high intensity discharge system produces high voltage and current. In order to reduce the risk of severe shocks and burns, the battery negative cable must be disconnected any time service work is being performed on or around the high intensity discharge system. WARNING: The high intensity discharge system produces high voltage and current. To reduce the risk of severe shocks and burns: Never open the high intensity discharge system ballast or the arc tube assembly starter. Never probe between the high intensity discharge system ballast output connector and the arc tube assembly. Preliminary Procedure Air Cleaner Assembly Replacement
1	Headlamp Bulb Access Cover Procedure Rotate the cover counterclockwise and remove.
2	Headlamp Bulb Procedure Disconnect the electrical connector. Rotate the bulb socket counterclockwise to remove it from the lamp housing.

Callout

Component Name

WARNING:

The high intensity discharge system produces high voltage and current. In order to reduce the risk of severe shocks and burns, the battery negative cable must be disconnected any time service work is being performed on or around the high intensity discharge system.

WARNING:

The high intensity discharge system produces high voltage and current. To reduce the risk of severe shocks and burns:

Never open the high intensity discharge system ballast or the arc tube assembly starter.
Never probe between the high intensity discharge system ballast output connector and the arc tube assembly.

Preliminary Procedure Air Cleaner Assembly Replacement

Headlamp Bulb Access Cover
Procedure
Rotate the cover counterclockwise and remove.

Headlamp Bulb

Procedure

Disconnect the electrical connector.
Rotate the bulb socket counterclockwise to remove it from the lamp housing.