The cooling system in your Saab is designed to enable the engine to reach its optimum operating temperature as quickly as possible and then keep it there. If you live in a country where the temperature varies by 50 ° C this places extra demands on the system. If temperatures are either too low or too high you will experience increased wear on the engine and gearbox, and fuel consumption will be increased. The thermostat will regulate the flow of coolant to the engine temperature stays as close to 90 ° C as possible in all situations.
Saab Genuine cooling systems comprise all parts: radiator, thermostat, pump and hoses perfectly adapted to keep the engine at its optimum operating temperature, and thus provide optimum performance and minimum fuel consumption and environmental impact.