Headlamp Control Module Replacement

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.

Callout	Component Name
Preliminary Procedures Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection . Remove instrument panel lower trim panel. Refer to Instrument Panel Lower Trim Panel Replacement - Left Side . Unclip instrument panel wiring harness fuse block. Unclip body wiring harness.
1	Headlamp Control Module Procedure Disconnect electrical components. After repairs, refer to Control Module References for programming and set up information.

Callout

Component Name

Preliminary Procedures

Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
Remove instrument panel lower trim panel. Refer to Instrument Panel Lower Trim Panel Replacement - Left Side .
Unclip instrument panel wiring harness fuse block.
Unclip body wiring harness.

Headlamp Control Module

Procedure

Disconnect electrical components.
After repairs, refer to Control Module References for programming and set up information.