Page 209 of 258

Maintenance Schedule
Section A: Scheduled Maintenance Services (cont.)
Schedule / (Cont.)
* An Emission Control Service.
t The US. Environmental Protection Agency
or the California Air Resources Board has
determined that the failure to perform this
maintenance item will
not nullify the emission
warranty or limit recall liability prior to the
completion
of vehicle useful life. General
Motors, however, urges that all recommended
maintenance services be performed at the
indicated intervals and the maintenance be
recorded in “Section E: Maintenance Record.”
WHAT TO SERVICE
See “Explanation of Scheduled
Schedules
I and 11.
ITEM NO. Maintenance Services” following
WHEN TO PERFORM
Miles (kilometers) or Months
(whichever occurs first).
14
Air Cleaner Filter Replacement* See “Explanation of Scheduled
Maintenance
Services” following Schedules
I and 11.
15 I Fuel Tank, Cap and Lines Inspection*t I
See “Explanation of Scheduled Maintenance
Services” following Schedules
I and 11.
16
Every
80,000 miles (133 000 km). Heated
Oxygen Sensor Replacement*
18 Every
100,000 miles
(166 000 km).
Fuel Injector Inspection”
17 Every
30,000 miles (50 000 km)
or 30 months. Fuel Filter Replacement*
l9 I
Evaporative Emissions Canister
Replacement* I Every 100,000 miles (166 000 km).
Engine Control Module (ECM) and 2o Associated Sensors Inspection* Every 100,000 miles (1 66 000 km).
21 Every
100,000 miles (166 000 kml
Three Wav Catalvtic Converter Inspection* 22
Every 60,000 miles (100 000 km). Emission
System Hoses Inspection*
~~ I - \--- ~~
23 I Engine Timing and Distributor Check* I Every 60,000 miles (100 000 km).
24
Every 60,000 miles (100 000 km). Brake Fluid
Service 28
Every 60,000 miles (100 000 km) or 60 months.
Wiring Harness and Connectors Inspection* 27
Every 7,500 miles (12 500 km) or 7.5 months.
Power Steering System Inspection 26
Every 15,000 miles (25 000 km).
Valve Lash (Clearance) Inspection* 25
Every 15,000 miles (25 000 km).
Engine Idle Speed Check*?
. . ,208
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Page 213 of 258

Maintenance Schedule
Section A: Scheduled Maintenance
Schedule /I (Cont.)
* An Emission Control Service.
t The US. Environmental Protection Agency
or the California Air Resources Board has
determined that the failure to perform this
maintenance item will not nullify the emission
warranty or limit recall liability prior to the
completion
of vehicle useful life. General
Motors, however, urges that all recommended
maintenance services be performed at the
indicated intervals and the maintenance be
recorded in “Section E: Maintenance Record.”
-
ITEM NO.
20
21
-
Services (Cont.)
WHAT TO SERVICE
See “Explanation of Scheduled
Maintenance Services” following
Schedules
I and 11.
Air Cleaner Filter Replacement*
Fuel Tank, Cap and Lines Inspection*?
Fuel Filter Replacement*
Fuel Injector Inspection* Heated Oxygen Sensor Replacement*
Evaporative Emissions Canister
Replacement*
Engine Control Module (ECM) and
Associated Sensors Inspection”
Emission System Hoses Inspection*
Three Way Catalytic Converter Inspection*
Engine Timing and Distributor Check*
Engine Idle Speed Check*?
Valve Lash (Clearance) Inspection*
Power Steering System Inspection
Wiring Harness and Connectors Inspection*
Brake Fluid Service
WHEN TO PERFORM
Miles (kilometers) or Months
(whichever occurs first).
See “Explanation of Scheduled Maintenance
Services” following Schedules
I and 11.
See “Explanation
of Scheduled Maintenance
Services” following Schedules I and
11.
Every 30,000 miles (50 000 km) or 30 months.
Every
100,000 miis (166 000 km).
Everv 80.000 miles (1 33 000 km).
Every
100,000 miles (166 000 km).
Every
100,000 miles (166 000 km).
Everv
60.000 miles (100 000 km). ~~
Every 100,000 miles (166 000 km).
Every
60,000 miles (100 000 km).
Every
15,000 miles (25 000 km).
Every
15,000 miles (25 000 km).
Every
7,500 miles (12 500 km) or 7.5 months.
Every
60,000 miles (100 000 km) or 60 months.
Every
60,000 miles (100 000 km).
. . .212
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Page 217 of 258

Maintenance Schedule
sc 1 ection A: Scheduled Maintenance Services (Cont.) 1 ITEM
NO.
12
13
14
15
SERVICE
Positive Crankcase Ventilation
{PCV) Valve Replacement*
-
Inspect valve for proper
function. Replace
the valve
every
50,000 miles (83 000 km)
as well as any worn, plugged or
collapsed hases.
Exhaust
Gas Recirculation
{EGR) System Inspection* -
lpspect at 50,pOO mile
(83 000 km) intervals.
Replace every
30,000 miles
(50 ODD km) or more often under
dusty conditions.
Ask your dealer
for the proper replacement
intervals
for your driving
qonflitions.
Fuel Tank. Cap and Lines
wection*t
- Inspect fuel tank,
cap, lines and hoses
for damage
or-leaks. Inspect fuel cap gasket
for an even filler neck imprint or
any damage at
30,000 miles
(50 000 h). Replace parts as
Cleaner
Filter Replacement*-
ITEM
NO.
16
17
18
19
20
21
SERVICE
needed. Replace the cap and
gasket at
60,000 mile
(100 000 km) intervals.
Fuel Filter Re&uxmmt*
-
Replace the fuel filter every
30,000 miles (50 000 km), or
sooner if clogged.
Fuel Injector Inspectim*
-
Inspect at 100,000 mile
( 166 000 km) intervals,
Heated
Own Sensor
dacemea*
- Replace at
80,000 miles (133 000 km).
Etive va E-ns Canister
Redacernent"
- Replace at
100,000 mile
(166 000 km)
intervals.
me Control Module (ECM)
and Associated Sensors
Jnspectipn*
- Inspect at 100,000
mile (1.66 000 km) intervals.
lsslon Svstem
Hoses
Inspection" - Inspect at 60,000
mile (100 OD0 km) intervals.
0.
..
ITEM
NO.
22
23
SERVICE
Three-way CUytlc Convertex
Jnspection"
- Inspect at 100,000
mile (166 000 km) intervals.
At each si1 change, inspect the
entire exhaust system for leaks
and loose fittings, especially
if
the vehicle is used off-road.
E-e Timing and Dlstnbu tor
Check*
- Adjust the timing to the
underhood label specifications.
Inspect the inside and outside
of
the distributor cap and rotor for
cracks, carbon tracking and
corrosion. Clean or replace
as
needed.
..
* An Emission Control Service.
t The US. Environmental Protection Agency
or
the California 4ir Resources Eoard has
determined that the failure to perjorm this
maintenance item
will not nullifjt the emission
warranty or
limit recall liabiliw prior to the
completion
of vehicle useful life. General
Motors, however, urges that all recommended
maintenance services be petfiimed at the
indicated intervals and the maintenance
be
recorded in "Section E: Maintenance
Record."
... 21 6
ProCarManuals.com
Page 257 of 258
Service Station Information
See Page 163
(I I Ill1 n
Cooling System Reservoir Hood Release
Check and add coolant gdy at the coolant See Page 159
recovery tank. The fluid should be at the
“FULL” mark when the engine is warm.
If the engine is cool, the level should be
at the “LOW” mark or
a little higher.
See Page 170 Windshield Washer
Fluid Reservoir
See Page 174 Engine Oil Dipstick
See Page 162
Battery
Engine Oil Fill Cap
The Delco Freedom“ battery needs
no water. See Page 176
See Tire-Loading Information label on the
inside of the rear edge
of the driver’s door.
See Page 181
Spare Tire Pressure Fuel Cap
See Tire-Loading Information label on the Capacity I1 U.S. Gal. (42 L).
inside of the rear edge of the driver‘s door. LJse unleaded gas only, 87 octane or
See Page 181 higher.
See Page 156
Ill IIII H 1
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