Chevrolet/GMC 2013 DURAMAX Diesel, Owner'S Manual

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Black plate (22,1)
Chevrolet/GMC DURAMAX Diesel - 2013 - CRC - 5/29/12
10-22 Vehicle Care
Checking Coolant (Van Models)
The coolant surge tank is located
near the center of the engine
compartment. See
Engine
Compartment Overview on
page 10
‑ 3 for location.
{
WARNING
Turning the surge tank pressure
cap when the engine and radiator
are hot can allow steam and
scalding liquids to blow out and
(Continued)
WARNING (CONTINUED)
burn you badly. Never turn the
surge tank pressure cap
— even a
little — when the engine and
radiator are hot.
The vehicle must be on a level
surface. When the engine is cold,
the coolant level should be at the
COLD FILL mark.
Adding Coolant (Pickup and Van
Models)
Notice: If coolant is changed or
added, always add enough to fill
the system completely or engine
damage may occur.
If more coolant is needed, add the
proper DEX-COOL coolant mixture
at the surge tank, but be careful not
to spill it.
{
WARNING
You can be burned if you spill
coolant on hot engine parts.
Coolant contains ethylene glycol
and it will burn if the engine parts
are hot enough. Do not spill
coolant on a hot engine.
Notice: This vehicle has a
specific coolant fill procedure.
Failure to follow this procedure
could cause the engine to
overheat and be severely
damaged.
{
WARNING
Steam and scalding liquids from a
hot cooling system can blow out
and burn you badly. They are
under pressure, and if you turn
the coolant surge tank pressure
cap
— even a little — they can
come out at high speed. Never
(Continued)