GMC Yukon Owner's Manual page 366

Long Trip/HighY-.-- Maintenance Schedult
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Gasoline Engines
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~ ~~~
75,000 Miles (125 000 km) (Continued)
0
If your engine has a
thermostatically
controlled
cooling fan,
inspect all hoses
and ducts for proper hook-up (or every
12 months, whichever occurs first). Be sure
the valve works properly.
This is a Noise
Emission Control Service. Applicable only to
vehicles sold in the United States.
DATE ACTUAL MILEAGE SERVICED B Y
82,500 Miles (137 500 km)
0
Change engine oil and filter (or every
I2 months, whichever occurs first).
AII Emission Control Service.
c ] Lubricate chassis components; see footnote #
(or every 12 months, whichever occurs first).
0
Check readfront axle fluid level and add fluid
as needed. Check constant velocity joints and
axle seals for leaking.
**
0
Rotate
tires.
See "Tire Inspection and Rotation"
in the Index for proper rotation pattern and
additional information. During tire rotation,
check brake calipers for freedom of movement.
Refer to the appropriate GM service manual for
proper caliper service procedures.
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