GMC YUKON 2004 Owner's Manual

GMC YUKON 2004 Owner's Manual YUKON 2004 GMC GMC https://www.carmanualsonline.info/img/44/35580/w960_35580-0.png GMC YUKON 2004 Owner's Manual
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Page 411 of 554

GMC YUKON 2004  Owners Manual Notice:If your engine catches �re because you
keep driving with no coolant, your vehicle can
be badly damaged. The costly repairs would not be
covered by your warranty. See “Overheated
Engine Protec

Page 412 of 554

GMC YUKON 2004  Owners Manual Cooling System
When you decide it’s safe to lift the hood, here’s what
you’ll see:
A. Coolant Surge Tank
B. Coolant Surge Tank Pressure Cap
C. Engine Fan
If the coolant inside the coolant surge

Page 413 of 554

GMC YUKON 2004  Owners Manual The coolant level should
be at or above the FULL
COLD mark. If it isn’t,
you may have a leak at the
pressure cap or in the
radiator hoses, heater
hoses, radiator, water
pump or somewhere else
in the

Page 414 of 554

GMC YUKON 2004  Owners Manual How to Add Coolant to the Coolant
Surge Tank
If you haven’t found a problem yet, check to see if coolant
is visible in the surge tank. If coolant is visible but the
coolant level isn’t at or above

Page 415 of 554

GMC YUKON 2004  Owners Manual {CAUTION:
Adding only plain water to your cooling
system can be dangerous. Plain water, or
some other liquid such as alcohol, can boil
before the proper coolant mixture will. Your
vehicle’s coolant

Page 416 of 554

GMC YUKON 2004  Owners Manual 1. Park the vehicle on a
level surface. You can
remove the coolant
surge tank pressure
cap when the cooling
system, including
the coolant surge tank
pressure cap and
upper radiator hose, is
no longer

Page 417 of 554

GMC YUKON 2004  Owners Manual 5. With the coolant surge tank pressure cap off, start
the engine and let it run until you can feel the upper
radiator hose getting hot. Watch out for the
engine cooling fan.
By this time, the coolant

Page 418 of 554

GMC YUKON 2004  Owners Manual Engine Fan Noise
Your vehicle has a clutched engine cooling fan. When the
clutch is engaged, the fan spins faster to provide more air
to cool the engine. In most everyday driving conditions,
the fan i

Page 419 of 554

GMC YUKON 2004  Owners Manual When to Check Power Steering Fluid
It is not necessary to regularly check power steering �uid
unless you suspect there is a leak in the system or
you hear an unusual noise. A �uid loss in this system

Page 420 of 554

GMC YUKON 2004  Owners Manual Windshield Washer Fluid
What to Use
When you need windshield washer �uid, be sure to read
the manufacturer’s instructions before use. If you will be
operating your vehicle in an area where the tempe
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