Page 189 of 422

2-85
Speedometer and Tamper
Resistant Odometer
Your speedometer lets you see your speed in both miles
per hour (mph) and kilometers per hour (km/h). Your
odometer shows how far your vehicle has been driven,
in either miles (used in the United States) or kilometers
(used in Canada).
Your vehicle has a tamper
-resistant odometer.
You may wonder what happens if your vehicle needs a
new odometer installed. If the new one can be set to the
mileage total of the old odometer, then that will be done.
If it can't, then it's set at zero and a label must be put on
the driver's door to show the old mileage reading when
the new odometer was installed.
If your vehicle has the optional driver information
center (DIC), you may toggle the odometer to either
miles (used in the United States) or kilometers (used in
Canada). See ªDriver Information Centerº in the Index.
Dual Trip Odometers
In addition to the standard odometer, the cluster can also
display two separate trip odometers (designated by the
letter ªAº or ªBº in the display window). The display can
be toggled between the odometer and the trip odometers
by quickly pressing and releasing the trip/reset button
located to the right of the temperature gage. The display
toggles once each time the trip/reset button is pressed
for less than 1.5 seconds. The display toggles in the
following sequence: Odometer
- Trip Odometer A - Trip
Odometer B. Each of the two trip odometers can be used
to keep track of different trip distances (for example, the
mileage of a long trip and the mileage driven on the
current tank of fuel). The trip odometers will continue to
keep track of miles (kilometers) driven even if they are
not currently displayed. To reset the odometer to zero (0),
push and hold the trip/reset button for at least
1.5 seconds, but less than 3 seconds. Only the trip
odometer that is showing in the display will be reset.
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2-86
Retro-Active Reset
Each of the two trip odometers has a feature called
retro
-active reset. This feature can be used to set either
(or both) trip odometer(s) to the number of miles
(kilometers) driven since the ignition was last turned on.
This can be used if you forget to reset your trip
odometer at the beginning of a trip. To use the
retro
-active reset feature, push and hold the trip/reset
button for at least 3 seconds. The trip odometer will then
display the number of miles (kilometers) driven since
the ignition was last turned on and you began driving.
(If you use the retro
-active reset feature after you have
started the vehicle, but before you begin moving, the
display will show the number of miles (kilometers) you
drove during the last ignition cycle.) Once you begin
driving, the trip odometer will accumulate mileage.
For example, if you have driven 5.0 miles (8.0 km)
since you started your vehicle, and then activate the
retro
-active reset feature, the display will show
5.0 miles (8.0 km). As you drive, the display will then
increase to 5.1 (8.2 km), 5.2 (8.4 km), etc.
Only the trip odometer that is displayed will be effected
by the retro
-active reset so that both trip odometers
can be used separately.
Tachometer
The tachometer displays the engine speed in revolutions
per minute (rpm).
NOTICE:
Do not operate the engine with the tachometer in
the red area, or engine damage may occur.
Page 319 of 422
6-2
Service
Your dealer knows your vehicle best and wants you to
be happy with it. We hope you'll go to your dealer for
all your service needs. You'll get genuine GM parts and
GM
-trained and supported service people.
We hope you'll want to keep your GM vehicle all GM.
Genuine GM parts have one of these marks:
Doing Your Own Service Work
If you want to do some of your own service work, you'll
want to use the proper service manual. It tells you much
more about how to service your vehicle than this manual
can. To order the proper service manual, see ªService
and Owner Publicationsº in the Index.
Your vehicle has an air bag system. Before attempting
to do your own service work, see ªServicing Your Air
Bag
-Equipped Vehicleº in the Index.
You should keep a record with all parts receipts and
list the mileage and the date of any service work you
perform. See ªMaintenance Recordº in the Index.
Page 332 of 422

6-15
As shown in the chart, SAE 5W-30 is best for your
vehicle. However, you can use SAE 10W
-30 if it's going
to be 0F (
-18C) or above. These numbers on an
oil container show its viscosity, or thickness. Do not use
other viscosity oils, such as SAE 20W
-50.
NOTICE:
Use only engine oil with the American Petroleum
Institute Certified For Gasoline Engines starburst
symbol. Failure to use the recommended oil can
result in engine damage not covered by
your warranty.
GM Goodwrench oil meets all the requirements for
your vehicle.
If you are in an area where the temperature falls below
-20F (-29C), consider using either an SAE 5W-30
synthetic oil or an SAE 0W
-30 oil. Both will provide
easier cold starting and better protection for your engine
at extremely low temperatures.
Engine Oil Additives
Don't add anything to your oil. The recommended oils
with the starburst symbol are all you will need for good
performance and engine protection.
When to Change Engine Oil
Your vehicle has a computer that lets you know when to
change your engine oil. This is not based on mileage,
but on engine revolutions and engine operating
temperature. When the computer has calculated that
the oil needs changing, the GM Oil Life System will
indicate that a change is necessary. The mileage between
oil and filter changes will vary depending on how you
drive your vehicle
-- usually between 3,000 miles
(5 000 km) and 7,500 miles (12 500 km) since your
last oil and filter change. Under severe conditions, the
system may come on before 3,000 miles (5 000 km).
Never drive your vehicle more than 7,500 miles
(12 500 km) or 12 months (whichever occurs first)
without an oil change.
The system won't detect dust in the oil. So, if you drive
in a dusty area, be sure to change your oil and filter
every 3,000 miles (5 000 km) or sooner. Remember to
reset the CHANGE ENGINE OIL message whenever
the oil is changed.
Page 392 of 422
Scheduled Maintenance
7-9
7,500 Miles (12 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
15,000 Miles (25 000 km)
Inspect engine air cleaner filter if you are driving in dusty conditions.
Replace filter if necessary.
An Emission Control Service. (See footnote .)
Replace passenger compartment air filter. If you drive regularly under dusty
conditions, the filter may require replacement more often.
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
22,500 Miles (37 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
Page 393 of 422

Scheduled Maintenance
7-10
30,000 Miles (50 000 km)
Replace passenger compartment air filter. If you drive regularly under dusty
conditions, the filter may require replacement more often.
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
Replace engine air cleaner filter.
An Emission Control Service.
37,500 Miles (62 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
45,000 Miles (75 000 km)
Inspect engine air cleaner filter if you are driving in dusty conditions.
Replace filter if necessary.
An Emission Control Service. (See footnote .)
Replace passenger compartment air filter. If you drive regularly under dusty
conditions, the filter may require replacement more often.
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
Page 394 of 422
Scheduled Maintenance
7-11
50,000 Miles (83 000 km)
Change automatic transaxle fluid and filter if the vehicle is mainly driven
under one or more of these conditions:
± In heavy city traffic where the outside temperature regularly reaches
90F (32C) or higher.
± In hilly or mountainous terrain.
± When doing frequent trailer towing.
± Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the fluid
and filter at 100,000 miles (166 000 km).
52,500 Miles (87 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
Page 395 of 422

Scheduled Maintenance
7-12
60,000 Miles (100 000 km)
Replace passenger compartment air filter. If you drive regularly under dusty
conditions, the filter may require replacement more often.
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
Inspect engine accessory drive belt.
An Emission Control Service.
Replace engine air cleaner filter.
An Emission Control Service.
67,500 Miles (112 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
75,000 Miles (125 000 km)
Inspect engine air cleaner filter if you are driving in dusty conditions.
Replace filter if necessary.
An Emission Control Service. (See footnote .)
Replace passenger compartment air filter. If you drive regularly under dusty
conditions, the filter may require replacement more often.
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE