GMC Chevrolet Express 2022 Owner's Manual page 234

Vehicle Data
Capacities and Specifications
The following approximate capacities are given in metric and English conversions. See Recommended Fluids and Lubricants 0 229.
Air Conditioning Refrigerant
Engine Cooling System*
IWithout Rear Heat
IWith Rear Heat
*Engine cooling system capacity values are based on the entire cooling system and its components.
Engine Oil with Filter
Fuel Tank
ICutaway
IPassenger and Cargo
Application
Capacities
Metric
For the air conditioning system refrigerant charge type and
amount, see the refrigerant label under the hood. See your
dealer for more information.
11.9 L
14.2 L
7.7 L
121.1 L
117.3 L
Technical Data 233
English
12.6 qt
15.0 qt
8.0 qt
32.0 gal
31.0 gal