See also:

First Engine Oil Change After Every 240 000 km/150,000 Miles
• Engine cooling system drain, flush, and refill, cooling system and cap pressure check, and cleaning of outside of radiator and air conditioning condenser (or every 5 years, whichever occurs ...

Maintenance Record
After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Any additional information from ...

Service Bulletins
Service Bulletins give additional technical service information needed to knowledgeably service General Motors cars and trucks. Each bulletin contains instructions to assist in the diagnosis ...