Daytime Running Lamp Bulb Replacement (TT6,TT7,TT8 Driver Side Headlamp)

Fig 1: Identifying Daytime Running Lamp Bulb, Socket & Cover (TT6,TT7,TT8 Driver Side Headlamp)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
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. 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. Preliminary Procedure Remove the underhood electrical center (UEC) cover. Disengage the three locking tabs and remove the cover.
1	Headlamp Bulb Accessory Cover Procedure Rotate the cover counter-clockwise and remove. NOTE: Ensure the arrow on the cover is pointing downward upon re-installation of the cover to the headlamp capsule.
2	Daytime Running Lamp (DRL) Bulb Socket WARNING: Refer to Halogen Bulb Warning . Procedure Rotate the bulb socket counter-clockwise and remove.
3	Daytime Running Lamp (DRL) Bulb NOTE: Pull the bulb from the socket and replace.