2003 Chevrolet Express

Fluids Capacities and Specifications

Engine Oil Capacities
Crankcase
VORTEC 4300 V6
Oil Change With Filter4.5 quarts(4.3 L)
VORTEC 4800 V8
Oil Change With Filter6 quarts(5.7 L)
VORTEC 5300 V8
Oil Change With Filter6 quarts(5.7 L)
VORTEC 6000 V8
Oil Change With Filter6.0 quarts(5.7 L)
Cooling System Capacity
Cooling System
VORTEC 4300 V6
Without rear heater11 quarts(10.4 L)
With rear heater14 quarts(13.2 L)
VORTEC 4800 V8
Without rear heater13.4 quarts(12.7 L)
With rear heater16.4 quarts(15.5 L)
VORTEC 5300 V8
Without rear heater13.4 quarts(12.7 L)
With rear heater16.4 quarts(15.5 L)
VORTEC 6000 V8
Without rear heater14.8 quarts(14 L)
With rear heater17.8 quarts(17.0 L)
Fuel Tank Capacities
Fuel Tank
Passenger and Cargo31 gallons(117.33 L)
Cab and Chassis
Standard Tank35 gallons(132.90 L)
Optional Tank55 gallons(208.18 L)

159 inch wheelbase or 177 inch wheel base only
Air-conditioning Capacities
Air Conditioning Refrigerants Capacity
Front A/C only1.8 pounds(0.81 kg)
Front and Rear A/C3.1 pounds(1.41 kg)

Many people saved thousands of dollars by doing some technical service procedures for their 2003 Chevrolet Express by themselves. The easiest type of technical maintenance is changing engine oil, axles oil, manual and automatic transmission oil. Changing break fluid in 2003 Chevrolet Express is also is a simple task. If you want to change engine oil, for instance, by yourself and save a couple of bucks you need to know how much this fluid engine oil is needed for 2003 Chevrolet Express. If you fill engine or axles of your car with oil to the brim it may damage your vehicle engine or axles and void manufacturer warranty. Good news! We have this information and we give it to you for free.

Note: all capacities are approximate. When adding, be sure to fill to the appropriate level, as recommended in user manual for your 2003 Chevrolet Express. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Note: 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 dealer.

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