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Cold weather precautions – Dodge 2009 Dodge Ram Pickup 2500 User Manual

Page 47

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engine control module. Post-heat operation can run
for several minutes, and then the electrical system
and voltmeter needle will stabilize.

• The cycling action will cause temporary dimming of

the headlamps, interior lamps, and also a noticeable
reduction in blower motor speed.

Cold Weather Precautions
Operation in ambient temperature below 32°F (0°C) may
require special considerations. The following charts sug-
gest these options:

Fuel Operating Range

NOTE:

Use “Ultra Low Sulfur Diesel Fuels” ONLY.

*No. 1 Ultra Low Sulfur Diesel Fuel should only be used
where extended arctic conditions (-10°F/-23°C) exist.

NOTE:

• Use of Climatized Ultra Low Sulfur Diesel Fuel or

Number 1 Ultra Low Sulfur Diesel Fuel results in a
noticeable decrease in fuel economy.

• Climatized Ultra Low Sulfur Diesel Fuel is a blend of

Number 2 Ultra Low Sulfur and Number 1 Ultra Low
Sulfur Diesel Fuels which reduces the temperature at
which wax crystals form in fuel.

STARTING AND OPERATING

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