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Buick 2003 Regal - Page 309

Buick 2003 Regal
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82,500 Miles
(137
500
km)
Ll
Rotate tires. See Tire Inspection and Rotation on
page 5-60 for proper rotation pattern and additional
information. (See footnote
@.)
(See footnote
+.)
90,000
Miles
(150
000
km)
0
Replace passenger compartment air filter. If you
drive regularly under dusty conditions, the filter
may require replacement more often.
Control Service.
0
Replace engine air cleaner filter. An Emission
0
For supercharged engines only: Check the
supercharger oil level and add the proper
supercharger oil as needed (or every
36
months,
whichever occurs first). See
Part
D:
Recommended
Fluids and Lubricants on page 6-15. An Emission
Control Service. (See footnote
f.)
0
Rotate tires. See Tire Inspection and Rotation on
page 5-60 for proper rotation pattern and additional
information. (See footnote
@.)
(See footnote
+.)
97,500
Miles (162
500
km)
Cl
Rotate tires. See Tire Inspection and Rotation on
page 5-60 for proper rotation pattern and additional
information. (See footnote
@.)
(See footnote
+.)
100,000
Miles
(1
66
000
km)
0
Inspect spark plug wires. An Emission Control
0
Replace spark plugs. An Emission Control Service.
0
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
Service.
temperature regularly reaches 90°F
(32°C)
or
higher.
-
In hilly or mountainous terrain.
-
When doing frequent trailer towing.
-
Uses such as found in taxi, police or delivery
service.
0
If
you haven’t used your vehicle under severe service
conditions listed previously and, therefore, haven’t
changed your automatic transaxle fluid, change both
the fluid and filter.
150,000
Miles
(240
000
km)
0
Drain, flush and refill cooling system (or every
60
months since last service, whichever occurs first).
See Engine Coolant on page 5-24 for what to use.
Inspect hoses. Clean radiator, condenser, pressure
cap and neck. Pressure test the cooling system
and pressure cap. An Emission Control Service.
0
Inspect engine accessory drive belt. An Emission
Control Service.
6-8

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