Headlamp Ignitor Replacement (TT6, TT7, TT8 Driver Side)

Fig 1: Identifying Headlamp Ignitor (TT6, TT7, TT8 Driver Side)

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 Remove the headlamp ballast. Refer to Headlamp Ballast Replacement (TT6, TT7, TT8) .
1	Headlamp Bulb Accessory Cover Procedure Rotate the cover counter-clockwise a quarter turn and remove from the headlamp capsule.
2	Headlamp Ignitor Assembly WARNING: Refer to Halogen Bulb Warning . Procedure Release the retention spring in order to remove the high intensity discharge (HID) ignitor bulb. Disconnect the electrical connector. Rotate the ignitor bulb and remove.

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 Remove the headlamp ballast. Refer to Headlamp Ballast Replacement (TT6, TT7, TT8) .

Headlamp Bulb Accessory Cover
Procedure
Rotate the cover counter-clockwise a quarter turn and remove from the headlamp capsule.

Headlamp Ignitor Assembly

WARNING:

Refer to Halogen Bulb Warning .

Procedure

Release the retention spring in order to remove the high intensity discharge (HID) ignitor bulb.
Disconnect the electrical connector.
Rotate the ignitor bulb and remove.