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Home >> GMC >> 2021 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 (Cellular, Entertainment, And Navigation System) >> Repair Instructions >> Navigation Signal Splitter Replacement
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Navigation Signal Splitter Replacement

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
GM4568523Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Communication Interface Module Replacement (Equinox) , or Communication Interface Module Replacement (Terrain with IOS, IOT, IOU) , or Communication Interface Module Replacement (Terrain with IOR) 
1 Navigation Signal Splitter
Procedure 
Disconnect the electrical connectors.