1999 Chevrolet Express Van Owner's Manual - Page 304

yellowblue Cooling System Capacity (Approximate) ENGINE "VORTEC"4300 V6 "VORTEC"5000 V8 "VORTEC"5700 V8 "VORTEC"7400 V8 VIN W M R J QTY Without Rear Heater 11 Quarts (10.4 L) 17 Quarts (16 L) 17 Quarts (16 L) 23 Quarts (21.8 L) QTY With Rear Heater 14 Quarts (13.2 L) 20 Quarts (18.9 L) 20 Quarts (18.9 L) 26 Quarts (24.6 L) After refill, the level MUST be checked as outlined under "Engine Cooling System" in Section 5. Crankcase Capacity (Approximate) ENGINE "VORTEC"4300 V6 "VORTEC"5000 V8 "VORTEC"5700 V8 "VORTEC"7400 V8 VIN W M R J Quantity With Filter 4.5 Quarts (4.3 L) 5 Quarts (4.8 L) 5 Quarts (4.8 L) 6.6 Quarts (6.24 L) After refill, the level MUST be rechecked. Add enough engine oil so that the fluid is within the proper operating range. See "Engine Oil" in the Index. *Add one additional quart for RPO 5Z1 and RPO KL5 Models. 6-68