GM Maintenance I and II Schedules
Maintenance I Service Package
- Perform when Change Engine Oil light comes on or within 10 months since vehicle was purchased
- Perform when Maintenance II was last schedule used
During Maintenance I the following services are performed:
- Change the engine oil and filter
- Reset oil life system
- Inspect engine air cleaner filter - replace as needed
- Rotate tires and check inflation pressures and wear
- Inspect brake system
- Check engine coolant and windshield washer fluid levels - add fluid as needed
- Perform any needed additional services
Maintenance II Service Package
- Perform when Maintenance I was last schedule used
Maintenance II includes everything in the Maintenance I package plus the following
additional items:
- Inspect suspension and steering components
- Inspect the engine cooling system
- Inspect the wiper blades
- Inspect restraint system components
- Lubricate body components
- Inspect the throttle system
