2007 Saab 9-3 Owner's Manual - Page 284

284 Technical data Servicing/Oil changes: To be able to use recommended service intervals the need to use only approved engine oils is vital. Use only engine oils approved for your engine. Service should be done according to the recommended service intervals to optimize your engine's function through out its entire life. Saab Automobile AB will not take responsibility for any damage that might occur due to neglecting to meet above mentioned requirements. At your Saab dealers you can find Saab Genuine or Mobil engine oils. Among those there are oils specially designed to meet your engines specific needs. We recommend that you, with the help of our skilled service personnel, choose your oil from that selection. Other oil companies also offer engine oils approved against GM specifications. Oils meeting these standards may be marked as synthetic. However, not all synthetic engine oils will meet your engines specific requirements. Please ensure only to use fully synthetic oils approved against your engines specific requirements, i.e. GM-LL-A025 with viscosity SAE 0W-30 or SAE 0W40. Recommended oil viscosities. Viscosity is a measurement of the oil´s thickness at various temperatures, according to the SAE standard. The thickness influences e.g. fuel economy and cold starting properties. For optimum performance Saab recommends: For gasoline engines: SAE 0W-30 or SAE 0W-40 engine oil. Engine oil To meet demands in Saab's extended service intervals all engines are filled with specially designed synthetic factory fill oils. Long service intervals, fuel economy and environmental issues are the base for our choice of oil. By using oils approved by Saab you minimise the tendencies for oil sludge build, by that protecting the engine from harmful, wear increasing, deposits. Approved oils: For all gasoline engines - fully synthetic engine oil - approved against the GM-LL-A025 specification - with viscosity SAE 0W30 or 0W-40. To benefit from Saab´s specified service intervals, pleasure ensure to select a fully synthetic engine oil approved against GM-LL-A025. For optimum performence Saab recommends the use of Saab Long Life Turbo Oil 0W-30 or Mobil 1 0W-40 European Car Formula, but other fully synthetic oils approved against the above specification and with proper SAE viscosity 0W-30 or 0W-40 may also be used.