2002 GMC YUKON XL engine

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Page 308 of 407

GMC YUKON XL 2002  Owners Manual 6-10Engine Compartment Overview When you open the hood on the VORTEC 6000 V8 engine you will see the following:

Page 309 of 407

GMC YUKON XL 2002  Owners Manual 6-11A. Engine Air Cleaner/Filter
B. Coolant Surge Tank
C. Air Filter Restriction Indicator
D. Engine Oil Dipstick
E. Engine Oil Fill
F. Automatic Transmission Dipstick
G. Fan
H. Remote Negative (
- )

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GMC YUKON XL 2002  Owners Manual 6-12Checking Engine Oil Its a good idea to check your engine oil every time you
get fuel. In order to get an accurate reading, the oil must
be warm and the vehicle must be on level ground.
The engine

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GMC YUKON XL 2002  Owners Manual 6-13When to Add Engine Oil If the oil is at or below the ADD mark, then youll need
to add at least one quart of oil. But you must use the
right kind. This part explains what kind of oil to use. 
For

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GMC YUKON XL 2002  Owners Manual 6-14What Kind of Engine Oil to Use Oils recommended for your vehicle can be identified by
looking for the starburst symbol.
This symbol indicates that the oil has been certified by
the American Petrol

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GMC YUKON XL 2002  Owners Manual 6-15As in the chart shown previously, SAE 5W
- 30 is best for
your vehicle. However, you can use SAE 10W
- 30 if its
going to be 0  F (
- 18  C) or above. These numbers on an
oil container show its

Page 314 of 407

GMC YUKON XL 2002  Owners Manual 6-16 How to Reset the CHANGE ENGINE OIL Message
The GM Oil Life System   calculates when to change
your engine oil and filter based on vehicle use. Anytime
your oil is changed, reset the system so it

Page 315 of 407

GMC YUKON XL 2002  Owners Manual 6-17Engine Air Cleaner/Filter The engine air cleaner/filter assembly has an air filter
restriction indicator that lets you know when the engine
air cleaner/filter is dirty and needs to be serviced. Th