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Navigation Signal Splitter Replacement

WARNING: This page is about a different car, the 2016 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Navigation Signal Splitter
GM2700944Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Remove the rear window panel trim. Refer to Rear Window Panel Trim Replacement (with DB3)Rear Window Panel Trim Replacement (without DB3) .
1 Navigation Signal Splitter Assembly

Procedure

  1. Disconnect the electrical connectors.
  2. Unsnap the navigation signal splitter from the bracket.