Page 358 of 413

6-73 Wheel Nut Torque
100 lb-ft (140 N´m)
Engine Specifications
VIN Engine Code
3800 V6 Engine (L36) K. . . . . . . . . . . . . . . . . . . . .
3800 V6 Supercharged Engine (L67) 1. . . . . . . . . .
TypeV6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Displacement3.8L . . . . . . . . . . . . . . . . . . . . . . . . . . .
Compression Ratio
3800 V6 Engine (L36) 9:4:1. . . . . . . . . . . . . . . . . .
3800 V6 Supercharged Engine (L67) 8:5:1. . . . . . .
Horsepower
3800 V6 Engine (L36) 205. . . . . . . . . . . . . . . . . . .
3800 V6 Supercharged Engine (L67) 240. . . . . . . .
Firing Order1
-6-5-4-3-2 . . . . . . . . . . . . . . . . . . . . .
Thermostat Temperature195F (91C) . . . . . . . . .
Normal Maintenance
Replacement Parts
Engine Air Cleaner/Filter GM Part No. 25096932. . . .
Passenger Compartment
Air Filter GM Part No. 25654414. . . . . . . . . . . . . . .
Engine Oil Filter GM Part No. 25010792. . . . . . . . . .
Fuel Filter GM Part No. 25121942. . . . . . . . . . . . . . . .
Transaxle Filter GM Part No. 24206433. . . . . . . . . . .
Spark Plugs GM Part No. 25161444*. . . . . . . . . . . . .
Gap: 0.060 inch (1.52 mm)
Windshield Wiper Blades
Type Shepherd's Hook. . . . . . . . . . . . . . . . . . . . . . . .
Length 22 inches (56 cm). . . . . . . . . . . . . . . . . . . . .
*On 3800 V6 Supercharged Engine (Code 1) only, this
replaces original spark plug NGK Type PTR4B
-15.
Vehicle Dimensions
Wheelbase 112.2 inches (285.0 cm). . . . . . . . . . . . . .
Tread Width
Front 62.4 inches (158.5 cm). . . . . . . . . . . . . . . . . .
Rear 62.3 inches (158.2 cm). . . . . . . . . . . . . . . . . . .
Length 202.6 inches (514.6 cm). . . . . . . . . . . . . . . . .
Width 73.8 inches (187.5 cm). . . . . . . . . . . . . . . . . . .
Height 56.0 inches (142.2 cm). . . . . . . . . . . . . . . . . . .
Page 378 of 413

Short Trip/City Scheduled Maintenance
7-20
100,000 Miles (166 000 km)
Inspect spark plug wires.
An Emission Control Service.
Replace spark plugs.
An Emission Control Service.
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 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)
Drain, flush and refill cooling system (or every 60 months since last service,
whichever occurs first). See ªEngine Coolantº in the Index for what to use.
Inspect hoses. Clean radiator, condenser, pressure cap and neck. Pressure test
cooling system and pressure cap.
An Emission Control Service.
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
Page 386 of 413

Long Trip/Highway Scheduled Maintenance
7-28
100,000 Miles (166 000 km)
Inspect spark plug wires.
An Emission Control Service.
Replace spark plugs.
An Emission Control Service.
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 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)
Drain, flush and refill cooling system (or every 60 months since last service,
whichever occurs first). See ªEngine Coolantº in the Index 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.
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE