Engine Coolant; When adding coolant, it is important that you use; If coolant other than DEX- Page 370

2002 Buick Rendezvous Owner Manual

Model Year
2014 Dodge Charger SRT Owner Manual

Table of Contents

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6-25

Engine Coolant

The cooling system in your vehicle is filled with
DEX

-

COOL

R

 engine coolant. This coolant is designed

to remain in your vehicle for 5 years or 150,000 miles
(240 000 km), whichever occurs first, if you add only
DEX

-

COOL

R

 extended life coolant.

The following explains your cooling system and how 
to add coolant when it is low. If you have a problem
with engine overheating, see “Engine Overheating” in
the Index.

A 50/50 mixture of clean, drinkable water and
DEX

-

COOL

R

 coolant will:

D

Give freezing protection down to 

-

34

_

F (

-

37

_

C).

D

Give boiling protection up to 265

_

F (129

_

C).

D

Protect against rust and corrosion.

D

Help keep the proper engine temperature.

D

Let the warning lights and gages work as 
they should.

NOTICE:

When adding coolant, it is important that you use
only DEX

-

COOL

R

 (silicate

-

free) coolant.

If coolant other than DEX

-

COOL is added to the

system, premature engine, heater core or radiator
corrosion may result. In addition, the engine
coolant will require change sooner 

--

 at 

30,000 miles (50 000 km) or 24 months, whichever
occurs first. Damage caused by the use of coolant
other than DEX

-

COOL

R

 is not covered by your

new vehicle warranty.

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