GM Service Manual Online
For 1990-2009 cars only

Object Number: 1550475  Size: MF

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 headlamp assembly. Refer to Headlamp Replacement.

1

Ballast Screw

Caution: Refer to Fastener Caution in the Preface section.

Tighten
3 N·m (27 lb in)

3

Headlamp Ballast

Tip
Disconnect the electrical connector. DO NOT remove the harness from the headlamp housing.