2020 FORD F-550 tow

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Page 183 of 631

FORD F-550 2020  Owners Manual Switching Between E85 and
Gasoline
We do not recommend repeatedly
alternating between E85 and gasoline. If
you switch from using E85 to gasoline, or
from gasoline to E85, add as much fuel as
possible,

Page 192 of 631

FORD F-550 2020  Owners Manual •
Incorrect fuel for climatic conditions.
• Incorrect engine oil viscosity for
climactic conditions.
Note: Some vehicles have a lifetime fuel
filter that is integrated with the fuel tank.
Regular

Page 205 of 631

FORD F-550 2020  Owners Manual To return to the normal drive (D) position,
move the shift lever from manual (M) to
drive (D).
The transmission operates through the full
range of gears.
Forced downshifts
•
Allowed in drive (D) wit

Page 207 of 631

FORD F-550 2020  Owners Manual Upshifts when Accelerating (Recommended for Best Fuel Economy) 10-Speed
36 mph (58 km/h)
34 mph (55 km/h)
7 - 8
45 mph (72 km/h)
44 mph (71 km/h)
8 - 9
49 mph (79 km/h)
47 mph (76 km/h)
9 - 10
Automat

Page 208 of 631

FORD F-550 2020  Owners Manual 4. Place your fingers into the hole where
you removed the gearshift lever boot
and pull the top half of the shroud up
and forward to separate it from the
lower half of the shroud. There is a
hinge at

Page 209 of 631

FORD F-550 2020  Owners Manual Auxiliary equipment called power take-off,
or PTO, is often added to the engine or
transmission to operate utility equipment.
Examples include a wheel-lift for tow
trucks, cranes, tools for constructi

Page 219 of 631

FORD F-550 2020  Owners Manual For 4WD vehicles
Pull the 4WD control knob toward you.
For 2WD vehicles
Turn the control to ON.
Once the indicator light
illuminates in the information
display, both rear wheel axle
shafts will be loc

Page 220 of 631

FORD F-550 2020  Owners Manual GENERAL INFORMATION
Note:
 Occasional brake noise is normal.  If
a metal-to-metal, continuous grinding or
continuous squeal sound is present, the
brake linings may be worn-out.  Have the
system checke