1995 Buick Riviera Owner's Manual - Page 272

Capacities and Specifications Engine Code 1 (L67) 3.8L V-6 SF1 Belt TensionsAutomatically controlled by a Self-Tension idler pulley. Tensionadjustment should never be necessary. Cooling System Capacity 13 quarts/l2.5liters Crankcase Capacity 5 quartd4.75 liters (oil change with filter change) Air Conditioning Capacity R-134a - 2.0 lbs. (0.9 kilograms) Fuel Tank Capacity19.4 gallond73.4liters Transaxle Drain and Refill - 6 quartsl5.6 liters MaintenanceItemPartNumbers Air Filter - A1096C Fuel Filter - GF580 Oil Filter - PF47 PCV Valve - CV892C Radiator Cap - RC27 Spark Plug - 41-601, Gap 0.060 inch (1.52 mm) Air Conditioning Refrigerants Not all air conditioning refrigerants are the same. If the air conditioning system in your vehicle needs refrigerant, be sure the proper refrigerant is used. If you're not sure ask your Buick dealer. For additional information, see your "Warranty and Owner Assistance Information" booklet.