GMC duramax diesel 2016 Supplement Manual page 108

Warning
Turning the surge tank pressure
cap when the engine and radiator
are hot can allow steam and
scalding liquids to blow out and
burn you badly. Never turn the
surge tank pressure cap
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 or
above the MIN mark.
Checking Coolant (Van Models)
even a
The coolant surge tank is near the
center of the engine compartment.
See Engine Compartment Overview
0 87 for location.
Turning the surge tank pressure
cap when the engine and radiator
are hot can allow steam and
scalding liquids to blow out and
burn you badly. Never turn the
surge tank pressure cap
little when the engine and
radiator are hot.
Warning
even a
Vehicle Care
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 (4-Cylinder
Pickup)
See Engine Coolant in owner
manual.
Adding Coolant (8-Cylinder Pickup
and Van Models)
Caution
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.
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