2017 FORD SUPER DUTY Owners Manual

Page 337 of 636

FORD SUPER DUTY 2017 4.G Owners Manual For vehicles with overflow coolant systems
with a non-pressurized cap on the coolant
recovery system, add coolant to the
coolant recovery reservoir when the engine
is cool. Add prediluted coolant to t

Page 338 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Engine and Secondary Cooling
System Refill Procedure
The following procedure should be used
when refilling the engine or secondary
cooling systems after it has been drained
or become extremely low:
1.

Page 339 of 636

FORD SUPER DUTY 2017 4.G Owners Manual If you drive in extremely hot climates:
•
You can decrease the coolant
concentration to 40%.
• Coolant concentrations below 40%
decrease the freeze and corrosion
protection characteristics of the

Page 340 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Coolant Change
At specific mileage intervals, as listed in
the scheduled maintenance information,
the coolant should be changed. The
information display may display a message
to change coolant at this

Page 341 of 636

FORD SUPER DUTY 2017 4.G Owners Manual 6.
Install the dipstick making sure it is fully
seated in the filler tube.
7. Remove the dipstick and inspect the fluid level. The fluid should be in the
designated area for normal operating
temperatu

Page 342 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Type B
Fluid levels above the safe range may
result in transmission failure. An overfill
condition of transmission fluid may cause
shift and engagement concerns, and
possible damage.
High fluid levels

Page 343 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Do not use supplemental transmission
fluid additives, treatments or cleaning
agents. The use of these materials may
affect transmission operation and result
in damage to internal transmission
componen

Page 344 of 636

FORD SUPER DUTY 2017 4.G Owners Manual To avoid fluid contamination, the reservoir
cap must remain in place and fully tight,
unless you are adding fluid.
Only use fluid that meets Ford
specifications.  See Capacities and
Specifications (pa