TSB Document:

Affected Component: EXTERIOR LIGHTING

Summary
RB4 Navigation Radio Enhancement This Bulletin involves replacing the Telematics Gateway Module (TGM), Amplifier (If equipped) and updating the Heating, Ventilation and Air Conditioning (HVAC) module. A customer may experience one or all of the following: Navigation system will reset. Navigation will display incorrect routing. Vehicle indicator on the screen will drift from the given route.

RB4 Navigation Radio Enhancement This Bulletin involves replacing the Telematics Gateway Module (TGM), Amplifier (If equipped) and updating the Heating, Ventilation and Air Conditioning (HVAC) module. A customer may experience one or all of the following: Navigation system will reset. Navigation will display incorrect routing. Vehicle indicator on the screen will drift from the given route.

Date Published
JAN 25, 2013
NHTSA TSB #
10189386
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