XL-7 2WD V6-3.6L (2007)
Navigation Module: All Technical Service Bulletins
Navigation System - Blank Screen/DVD Read Errors
Section Title: Body-Body Electrical, Cab, Accessories
TSB No: TS 40 09029
NAVIGATION RADIO INTERMITTENTLY DISPLAYS BLANK/BLACK SCREEN, MAP DISC READ ERRORS, HAS FEATURES NOT
ACCESSIBLE WHILE DRIVING, NAVIGATION RADIO RESETS UPON START-UP.
MODEL(S): XL7 (JC636) NAVIGATION ONLY
Some customers may comment concerning any of the following conditions:
^ The Navigation Radio display intermittently goes blank or turns
^ The Navigation Radio screen may intermittently freeze, lock-up, or display "MAP DVD Read Error" messages.
^ Some features may not be accessible while driving.
^ The Navigation Radio, upon start-up, will continue to display the vehicle logo repeatedly. This condition occurs when the vehicle language has been
changed, using the Driver Information Center (DIC), in the previous ignition cycle.
These conditions may be caused by software anomalies.
Update the Navigation Radio software.
Please do not replace the Navigation Radio, or the Navigation MAP Disc.