Mobile Telephone and Navigation Power Supply Transformer 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 battery negative cable. Refer to Battery Negative Cable Disconnection and Connection . Remove the 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 from instrument panel tie bar.
1	Mobile Telephone and Navigation Power Supply Transformer Procedure Disconnect electrical components.

Callout

Component Name

Preliminary Procedures

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
Remove the 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 from instrument panel tie bar.

Mobile Telephone and Navigation Power Supply Transformer
Procedure
Disconnect electrical components.