Ford 1999 F-350 Owner's Manual page 118

Driving
N (Neutral)
With the gearshift in N (Neutral),
the vehicle can be started and is
free to roll. Hold the brake pedal
down while in this gear.
(Overdrive)
The normal driving position for the
best fuel economy. Transmission
operates in gears one through four.
(Overdrive) can be deactivated
by pressing the Transmission
Control Switch (TCS) on the end of
the gearshift lever.
The transmission control indicator
light (TCIL) (the word OFF) on the
end of the gearshift lever will
illuminate.
Drive – Not shown on the display. Activate by pressing the Transmission
Control Switch (TCS) on the end of the gearshift lever with the gearshift
in the position. The TCIL (the word OFF) will illuminate on the
gearshift lever. Transmission operates in gears one through three.
(Drive) provides more engine braking than
useful when:
• driving with a heavy load.
• towing a trailer up or down steep hills.
• additional engine downhill braking is desired. If towing a trailer, refer
to Driving while you tow in the Trailer towing section.
To return to (Overdrive) mode, press the Transmission Control
Switch (TCS). The TCIL (the word OFF) will no longer be illuminated.
Each time the vehicle is started, the transmission will automatically
return to normal overdrive mode.
Every time the vehicle is shut off and restarted, you must press the
transmission control switch to cancel overdrive operation if driving in
overdrive is not desired.
118
OVERDRIVE OFF
OVERDRIVE
(Overdrive) and is