Fluids Capacities and Specifications

Engine Oil Capacities
Crankcase
3100 (Code M)	4.5 quarts	(4.2 L)
3800 (Code K)	4.5 quarts	(4.2 L)
3800 Supercharged (Code 1)	4.5 quarts	(4.2 L)
Automatic Transmission Fluid Capacities
Automatic Transmission
With Overdrive
Pan Removal and Replacement	8 quarts	(7.5 L)
After Complete Overhaul	10 quarts	(9.5 L)
When draining/replacing converter or auxiliary cooler, more fluid may be needed.
Cooling System Capacity
Cooling System
Including Reservoir
3100 (Code M)	11 quarts	(10.42 L)
3800 (Code K)	12.3 quarts	(11.65 L)
3800 Supercharged (Code 1)	12.3 quarts	(11.65 L)
Fuel Tank Capacities
Fuel Tank	18 gallons	(68 L)
Air-conditioning Capacities
Air Conditioning Refrigerants Capacity	1.9 pounds	(0.85 kg)
R-134a

Many people saved thousands of dollars by doing some technical service procedures for their 1998 Pontiac Grand Prix by themselves. The easiest type of technical maintenance is changing engine oil, axles oil, manual and automatic transmission oil. Changing break fluid in 1998 Pontiac Grand Prix 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 1998 Pontiac Grand Prix. 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 1998 Pontiac Grand Prix. 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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