2005 Saab 9-3 Owner's Manual - Page 273

Technical data Recommended oil viscosities. Viscosity is a measurement of the oils thickness. The thickness influences, among other things, the fuel economy. For best function Saab recommends: For gasoline engines: SAE 0W-30, SAE 5W-30 or SAE 0W-40 engine oil. Extra engine oil additives. Don't add anything to your oil. The recommended oils are all you will need for good engine performance and protection. When to change engine oil. Your vehicle has a display (SID) where time for service will be shown. Based not only on mileage but also on driving conditions the mileage at which a service will be indicated can vary considerably. Under normal circumstances the service indication will come on at or around 15 000 miles or 2 years. For this service system to work it is of outmost importance that the right engine oil is used. When the message for service is displayed you need to have the required service done as soon as possible. After the service your service personnel will reset the service indicator. It is important to reset the service indicator in order to optimize the time to the next service. Oil capacity, including filter (oil change) 6.3 qts. (6.0 l) 271 Fuel Fuel tank capacity_____ 16.05 U.S. gal. (61 l) For optimum performance Saab recommends: 2.0t 175 hp - AON 90. 2.0T 210 hp - AON 90. Gasoline with a lower octane rating can be used, although not lower than AON 87. However, engine performance will fall slightly and heavy loading and laboring should be avoided. For optimum performance, use the recommended grade of fuel. For further information on fuel, see page 155. Engines 2.0t Ecopower Rating, EEC at 5500 rpm _____ Maximum torque, EEC at 2500 rpm ____ Compression ratio _____ 2.0T Ecopower Rating, EEC at 5300 rpm _____ Maximum torque, EEC at 2500 rpm ____ Compression ratio _____ 175 hp (129 kW) 195 ft.lb. (265 Nm) 9.5:1 210 hp (155 kW) 221 ft.lb. (300 Nm) 9.5:1