FORD 2013 Flex v.4 - Manual (Page 391)

SPECIAL OPERATING CONDITIONS
If you operate your vehicle primarily in any of the following conditions,
you need to perform additional maintenance as indicated. If you
occasionally operate your vehicle under any of these conditions, it is
not necessary to perform the additional maintenance. For specific
recommendations, see your dealership service advisor or technician.
Perform the services shown in the following tables when specified or
within 3000 miles (4800 kilometers) of the OIL CHANGE REQUIRED
message appearing in the information display.
Example #1: The OIL CHANGE REQUIRED message comes
on at 28751 miles (46270 kilometers); perform the 30000 mile
(48000 kilometer) automatic transmission fluid replacement.
Example #2: The OIL CHANGE REQUIRED message has not come on,
but the odometer reads 30000 miles (48000 kilometers); perform the
engine air filter replacement. (i.e., Intelligent Oil-Life Monitor was reset
at 25000 miles [40000 kilometers].)
Towing a trailer or using a camper or car-top carrier
As required Change engine oil and filter as indicated by
the information display and perform services
listed in the Normal Scheduled Maintenance
chart.
Inspect frequently,
service as required Inspect and lubricate U-joints.
See axle maintenance items under
Exceptions.
Every 30000 miles
(48000 km) Change automatic transmission fluid (except
Focus).
Every 60000 miles
(96000 km) Change manual transmission fluid.
390 Scheduled Maintenance
2013 Flex (471)
Owners Guide gf, 4th Printing, December 2012
USA (fus)