Owner's Manual
Page 218
... Maintenance schedule The Maintenance Schedule prescribes a service program to the purchaser/operator of a Saab that is reasonable and necessary to ensure the proper emission control systems function, safety and reliability of the Saab automobile in normal use of extra additives in the oil is not necessary and is ...not recommended, and may be entrusted to turbochargers. Use only a Saab approved long-life oil filter and engine oils ...
... Maintenance schedule The Maintenance Schedule prescribes a service program to the purchaser/operator of a Saab that is reasonable and necessary to ensure the proper emission control systems function, safety and reliability of the Saab automobile in normal use of extra additives in the oil is not necessary and is ...not recommended, and may be entrusted to turbochargers. Use only a Saab approved long-life oil filter and engine oils ...