Checking Coolant - GMC 2001 Sierra 1500 Pickup Owner's Manual

Checking Coolant

CAUTION:
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 your engine is
cold, the coolant level should be at the FILL COLD mark.
The coolant surge tank
is located on the
passenger's side of the
engine compartment.
See "Engine Compartment
Overview" in the Index
for more information
on location.
--
even a
See "Low Coolant" in the Index.
Adding Coolant
If you need more coolant, add the proper DEX
coolant mixture at the surge tank, but only when the
engine is cool.
CAUTION:
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. Don't spill coolant on a hot engine.
When replacing the pressure cap, make sure it is hand
If the LOW COOLANT
message comes on and stays
on, it means you're low on
engine coolant.
-
COOL
-
tight.
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R