Fluids Capacities and Specifications

Engine Oil Capacities
Crankcase	4.5 quarts	(4.3 L)
Oil Change With Filter
Cooling System Capacity
Cooling System
Without Rear Heater	13.5 quarts	(12.8 L)
With Rear Heater	16.5 quarts	(15.6 L)
Fuel Tank Capacities
Fuel Tank	27.0 gallons	(101.8 L)
Air-conditioning Capacities
Air Conditioning Refrigerants Capacity
Front A/C only	2.25 pounds	(1.02 kg)
Front and Rear A/C	3.0 pounds	(1.36 kg)
Tires Nuts Torques
Wheels Nuts Torque	140 lb·ft	(190 N·m)
Front Axle Oil Capacities
Front Axle Differential	2.6 pints	(1.2 L)
Rear Axle Oil Capacities
Rear Axle Differential	3.5 pints	(1.7 L)
Transmission
Transmission
Drain and Refill	5.0 quarts	(4.7 L)

Many people saved thousands of dollars by doing some technical service procedures for their 2003 Chevrolet Astro 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 Astro 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 Astro. 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 Astro. 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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