2001 GMC YUKON engine

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Page 281 of 419

GMC YUKON 2001  Owners Manual 5-14
CAUTION:
Adding only plain water to your cooling system
can be dangerous. Plain water, or some other
liquid like alcohol, can boil before the proper
coolant mixture will. Your vehicles coolant
w

Page 283 of 419

GMC YUKON 2001  Owners Manual 5-16
4. 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 c

Page 284 of 419

GMC YUKON 2001  Owners Manual 5-17
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

Page 285 of 419

GMC YUKON 2001  Owners Manual 5-18
Changing a Flat Tire
If a tire goes flat, avoid further tire and wheel damage
by driving slowly to a level place. Turn on your hazard
warning flashers.
CAUTION:
Changing a tire can cause an injur

Page 301 of 419

GMC YUKON 2001  Owners Manual 5-34
If Youre Stuck: In Sand, Mud, 
Ice or Snow
In order to free your vehicle when it is stuck, you will
need to spin the wheels, but you dont want to spin 
your wheels too fast. The method known as

Page 304 of 419

GMC YUKON 2001  Owners Manual 6-
6-1
Section 6 Service and Appearance Care
Here you will find information about the care of your vehicle. This section begins with service and fuel information,
and then it shows how to check import

Page 306 of 419

GMC YUKON 2001  Owners Manual 6-3
CAUTION:
You can be injured and your vehicle could be
damaged if you try to do service work on a
vehicle without knowing enough about it.
Be sure you have sufficient knowledge,
experience, the pr

Page 307 of 419

GMC YUKON 2001  Owners Manual 6-4
In Canada, look for the
ªAuto Makers Choiceº
label on the fuel pump.
Canada Only
Be sure the posted octane is at least 87. If the octane is
less than 87, you may get a heavy knocking noise when