Affected Component: ELECTRICAL SYSTEM

Date Published
JUL 13, 2015
NHTSA TSB #
10149674
TSB Document
Summary
RA2 Radio Software Enhancements This bulletin involves updating the radio's software. A customer may experience one or more of the following: ? Radio display screen intermittently may go blank. ? Radio display screen may lock up. ? Back up display may not turn off. ? Audio mutes. ? Not able to change state of heated seats and/or steering wheel during stop event on Stop/Start vehicles. ? Touchscreen confirmation beep may be too loud (Grand Cherokee only). ? U0208-00 - Loss Communication With Heated Seat Control Module (Cherokee only). Improvements: ? Only allow vehicle settings to be changed in run mode. To help ensure settings are properly saved. ? Always gray out text message soft keys for non-supporting devices. ? Voice Recognition (VR) improved accuracy.