Ford Ranger Owner's Manual page 181

System settings
Set date
This feature allows you to manually adjust
the date, month and year.
GPS time
This feature allows you to, if in a suitable
coverage area, automatically adjust the
date and time using GPS.
Set time zone
This feature allows you select a specific
time zone.
Summertime
This feature allows you set the system to
adjust for seasonal time differences.
Note: GPS time must be selected.
24-hour mode
This feature allows you to adjust the
system between 12 and 24-hour mode.
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