2017 FORD SUPER DUTY Owners Manual

Page 185 of 636

FORD SUPER DUTY 2017 4.G Owners Manual We recommend that you do the following
for a safe and correct operation:
•
Make sure your vehicle is parked in a
clean area, clear of combustibles.
• locate the block heater cord in the front
tow

Page 186 of 636

FORD SUPER DUTY 2017 4.G Owners Manual SAFETY PRECAUTIONS
WARNINGS
Do not overfill the fuel tank. The
pressure in an overfilled tank may
cause leakage and lead to fuel spray
and fire. The fuel system may be under
pressure. If you hear a hi

Page 187 of 636

FORD SUPER DUTY 2017 4.G Owners Manual FUEL QUALITY - GASOLINE
Choosing the Right Fuel
We recommend regular unleaded gasoline
with a minimum pump (R+M)/2 octane
rating of 87. Some fuel stations offer fuels
posted as regular unleaded gasoli

Page 188 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Some fuel stations, particularly those in
high altitude areas, offer fuels posted as
regular unleaded gasoline with an octane
rating below 87. We do not recommend
these fuels.
For best overall vehicle

Page 189 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Note:
Do not blend used engine oil with
diesel fuel under any circumstances.
Blending used oil with the fuel will
significantly increase your vehicle ’s exhaust
emissions and reduce engine life due

Page 190 of 636

FORD SUPER DUTY 2017 4.G Owners Manual WARNINGS
Do not add gasoline, gasohol or
alcohol to diesel fuel. This practice
creates a serious fire hazard resulting
in personal injury and engine performance
problems. Do not use home heating oil o

Page 191 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Diesel Fuel Additives
It should not be necessary to add any
aftermarket additives to your fuel if you
use a high quality diesel fuel that conforms
to ASTM industry specifications.
Aftermarket additive

Page 192 of 636

FORD SUPER DUTY 2017 4.G Owners Manual WARNINGS
Only refill the diesel exhaust fluid
tank in a well ventilated area. When
you remove the diesel exhaust fluid
tank filler cap or a diesel exhaust fluid
container cap, ammonia vapors may
escap