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6-4
That's normal, and you don't have to buy a higher
octane fuel to get rid of pinging. It's the heavy, constant
knock that means you have a problem.
If your vehicle is certified to meet California Emission
Standards (indicated on the underhood emission control
label), it is designed to operate on fuels that meet
California specifications. If such fuels are not available
in states adopting California emissions standards, your
vehicle will operate satisfactorily on fuels meeting
federal specifications, but emission control system
performance may be affected. The malfunction indicator
lamp on your instrument panel may turn on and/or your
vehicle may fail a smog
-check test. (See ªMalfunction
Indicator Lampº in the Index.) If this occurs, return to
your authorized Catera dealer for diagnosis to determine
the cause of failure. In the event it is determined that the
cause of the condition is the type of fuels used, repairs
may not be covered by your warranty.
Some gasolines that are not reformulated for low
emissions may contain an octane
-enhancing additive
called methylcyclopentadienyl manganese tricarbonyl
(MMT); ask your service station operator whether or not
the fuel contains MMT. General Motors does not
recommend the use of such gasolines. If fuels containing
MMT are used, spark plug life may be reduced and youremission control system performance may be affected.
The malfunction indicator lamp on your instrument
panel may turn on. If this occurs, return to your
authorized Catera dealer for service.
To provide cleaner air, all gasolines in the United States
are now required to contain additives that will help
prevent deposits from forming in your engine and fuel
system, allowing your emission control system to
function properly. Therefore, you should not have to add
anything to the fuel. In addition, gasolines containing
oxygenates, such as ethers and ethanol, and
reformulated gasolines may be available in your area to
contribute to clean air. General Motors recommends that
you use these gasolines, particularly if they comply with
the specifications described earlier.
NOTICE:
Your vehicle was not designed for fuel that
contains methanol. Don't use it. It can corrode
metal parts in your fuel system and also damage
plastic and rubber parts. That damage wouldn't
be covered under your warranty.
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6-7
CAUTION:
If you get gasoline on yourself and then
something ignites it, you could be badly burned.
Gasoline can spray out on you if you open the
fuel filler cap too quickly. This spray can happen
if your tank is nearly full, and is more likely in
hot weather. Open the fuel filler cap slowly and
wait for any ªhissº noise to stop. Then unscrew
the cap all the way.
Be careful not to spill gasoline. Clean gasoline from
painted surfaces as soon as possible. See ªCleaning the
Outside of Your Vehicleº in the Index.
When you put the cap back on, turn it to the right
(clockwise) until you hear a clicking sound. Make sure
you fully install the cap. The diagnostic system can
determine if the fuel cap has been left off or improperly
installed. This would allow fuel to evaporate into the
atmosphere. See ªMalfunction Indicator Lampº in
the Index.The FUEL CAP light will come on if the fuel cap is not
properly reinstalled.
NOTICE:
If you need a new cap, be sure to get the right
type. Your dealer can get one for you. If you get
the wrong type, it may not fit properly. This may
cause your malfunction indicator lamp to light
and your fuel tank and emissions system may be
damaged. See ªMalfunction Indicator Lampº in
the Index.
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6-39
NOTICE: (Continued)
Tire overloading
Bad wear
Bad handling
Bad fuel economy.
If your tires have too much air (overinflation),
you can get the following:
Unusual wear
Bad handling
Rough ride
Needless damage from road hazards.
When to Check
Check your tires once a month or more. Also, check the
tire pressure of the spare tire.How to Check
Use a good quality pocket
-type gage to check tire
pressure. You can't tell if your tires are properly inflated
simply by looking at them. Radial tires may look
properly inflated even when they're underinflated.
Be sure to put the valve caps back on the valve stems.
They help prevent leaks by keeping out dirt
and moisture.
Tire Inspection and Rotation
Tires should be rotated at 5,000 miles (8 000 km) and
then every 10,000 miles (16 000 km) thereafter. Any
time you notice unusual wear, rotate your tires as soon
as possible and check wheel alignment. Also check for
damaged tires or wheels. See ªWhen It's Time for New
Tiresº and ªWheel Replacementº later in this section for
more information.
The purpose of regular rotation is to achieve more
uniform wear for all tires on the vehicle. The first
rotation is the most important. See ªScheduled
Maintenance Servicesº in the Maintenance Schedule
booklet for scheduled rotation intervals.
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6-63 Wheel Bolt Torque
80 lb-ft (110 N´m)
Engine Specifications
Displacement 181 cubic inches (2 962 cc). . . . . . . . .
Type 3.0 L DOHC V6. . . . . . . . . . . . . . . . . . . . . . . . .
VIN Engine Code R. . . . . . . . . . . . . . . . . . . . . . . . . . .
Horsepower 200 (bhp) @ 6000 rpm. . . . . . . . . . . . . .
149 (kW) @ 6000 rpm
Torque 192 (lb
-ft) @ 3600 rpm . . . . . . . . . . . . . . . . .
260 (N´m) @ 3600 rpm
Firing Order 1
-2-3-4-5-6 . . . . . . . . . . . . . . . . . . . . . .
Thermostat Starts To Open 198F (92C) . . . . . . . . .
Air Conditioning Refrigerants
Not all air conditioning refrigerants are the same.
If the air conditioning system in your vehicle needs
refrigerant, be sure the proper refrigerant is used.
If you're not sure, ask your dealer.
Normal Maintenance
Replacement Parts
Air Filter Element 90509318. . . . . . . . . . . . . . . . . . .
Fuel Filter Element 90542540. . . . . . . . . . . . . . . . . .
Engine Oil Filter 25010792. . . . . . . . . . . . . . . . . . . .
Passenger's Compartment Air Filter 90510338. . . . .
Spark Plugs 90541059 (Bosch Plug = FLR9LTE). . .
Thermostat 90502201. . . . . . . . . . . . . . . . . . . . . . . . .
Windshield Wiper Blades 9118382 (RH). . . . . . . . . . .
9118381 (LH)
Vehicle Dimensions
Wheel Base 107.5 inches (273.0 cm). . . . . . . . . . . . .
Length 194.0 inches (492.8 cm). . . . . . . . . . . . . . . . .
Height 56.4 inches (143.2 cm). . . . . . . . . . . . . . . . . . .
Width 70.3 inches (178.6 cm). . . . . . . . . . . . . . . . . . .
Front Tread 59.3 inches (150.6 cm). . . . . . . . . . . . . . .
Rear Tread 59.8 inches (152.0 cm). . . . . . . . . . . . . . .
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8-8
Parking
At Night 2-12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brake 2-25 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lots 2-13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
On Hills With a Trailer 4-37 . . . . . . . . . . . . . . . . . . . . . . . . .
Over Things That Burn 2-30 . . . . . . . . . . . . . . . . . . . . . . . .
Passenger Compartment Air Filter 3-8 . . . . . . . . . . . . . . . . . . .
Passenger Compartment Air Filter Replacement 6-17 . . . . . . .
Passenger 's Side Temperature Knob 3-2 . . . . . . . . . . . . . . . . .
Passing 4-13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Perimeter Lighting 2-42 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Playing a Cassette Tape 3-11, 3-19 . . . . . . . . . . . . . . . . . . . . .
Playing a Compact Disc 3-21 . . . . . . . . . . . . . . . . . . . . . . . . . .
Power
Distribution Fuse Block 6
-56 . . . . . . . . . . . . . . . . . . . . . . . .
Door Locks 2-5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reclining Seatback 1-4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Remote Control Mirror 2-48 . . . . . . . . . . . . . . . . . . . . . . . .
Retained Accessory 2-17 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Seats 1-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Steering 4-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Steering Fluid 6-24 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Windows 2-32 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Windows and Other Power Options 6-55 . . . . . . . . . . . . . . .
Pregnancy, Use of Safety Belts 1-23 . . . . . . . . . . . . . . . . . . . .
Pretensioners, Safety Belt 1-32 . . . . . . . . . . . . . . . . . . . . . . . .
Problems on the Road 5-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Programmable Automatic Door Locks 2-5 . . . . . . . . . . . . . . .
Programming the Power Windows 2-32 . . . . . . . . . . . . . . . . .
Programming the Sunroof 2-55 . . . . . . . . . . . . . . . . . . . . . . . .
Programming the Universal Transmitter 2-57 . . . . . . . . . . . . .
Publications, Service and Owner 7-11, 7-12 . . . . . . . . . . . . . .
Radio Data Systems (RDS) Program Type (PTY)
Selections 3-22 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Radio Reception, Understanding 3-28 . . . . . . . . . . . . . . . . . . .
Radios 3-9, 3-13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rain, Driving In 4-17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear
Axle 6
-19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Door Security Locks 2-6 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reading Lamps 2-46 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Seat Passenger Positions 1-33 . . . . . . . . . . . . . . . . . . . . . . .
Seat Passengers 1-32 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Seats 1-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sunshade 2-51 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Turn Signal Lamp, Bulb Replacement 6-35 . . . . . . . . . . . . .
Window Defogger 3-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Window Lockout 2-33 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rearview Mirror, Electrochromic Day/Night 2-47 . . . . . . . . .
Recirculation 3-5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reclining Front Seatbacks 1-4 . . . . . . . . . . . . . . . . . . . . . . . . .
Recreational Vehicle Towing 4-28 . . . . . . . . . . . . . . . . . . . . . .
Refrigerants, Air Conditioning 6-63 . . . . . . . . . . . . . . . . . . . .
Relay Box 6-60 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Relay Center, Engine Compartment 6-61 . . . . . . . . . . . . . . . .
Remote Fuel Door Release 6-6 . . . . . . . . . . . . . . . . . . . . . . . .
Remote Keyless Entry (RKE) System 2-7 . . . . . . . . . . . . . . . .
Removable Head Restraints 1-6 . . . . . . . . . . . . . . . . . . . . . . . .
Replacement
Bulbs 6
-62 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Normal Maintenance Parts 6-63 . . . . . . . . . . . . . . . . . . . . . .
Wheel 6-44 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Replacing Brake System Parts 6-29 . . . . . . . . . . . . . . . . . . . . .
Replacing Safety Belts 1-53 . . . . . . . . . . . . . . . . . . . . . . . . . . .