1995 Chevrolet Astro Owner's Manual - Page 249

Malfunction lndicator Lamp (SERVICE ENGINE SOON LIGHT) This lighton your instrument panel lets you know when your emission system needs service. The lightwill come on briefly when you start your engine to let you know that the system is working. If it doesnot come on when you start your engine, or if it comes on and stays on while you're driving, your system may need service. Your vehicle should still be driveable, but you should have your system serviced right away. Tires We don't make tires. Your new vehicle comes with high quality tires made by a leading tiremanufacturer. These tires arewarranted by the tire manufacturers and their warranties delivered with every new vehicle. If are your spare tireis a differentbrand than your road tires, you will have a tire warranty folder from each these manufacturers. of 6-41