Owner's Manual
Page 284
... ~~~ ~ ~~~~~ Engine Code L (L27) 3.8L V-6 SF1 Engine Code 1 (L67) 3.8L V-6 SF1 Belt TensionsAutomatically controlled by a Self-Tension idler pulley. GF580 Oil Filter -PF47 PCV Valve - For additional information, see your Buick dealer. If the air conditioning system in your vehicle needs refrigerant, be necessary. Cooling System Capacity With air conditioning: 13 quarts/l2.5liters...
... ~~~ ~ ~~~~~ Engine Code L (L27) 3.8L V-6 SF1 Engine Code 1 (L67) 3.8L V-6 SF1 Belt TensionsAutomatically controlled by a Self-Tension idler pulley. GF580 Oil Filter -PF47 PCV Valve - For additional information, see your Buick dealer. If the air conditioning system in your vehicle needs refrigerant, be necessary. Cooling System Capacity With air conditioning: 13 quarts/l2.5liters...