Chevrolet Low Cab Forward 2023 Manual page 296

Engine Cooling System
Thermostat: Starts to open
Radiator pressure
Transmission
Model
Transmission oil capacity
Rear Axle
Differential gear oil capacity
Fuel
Fuel tank capacity *5
Diesel Exhaust Fluid (DEF)
DEF tank capacity
Steering
Steering wheel free play
Power steering fluid capacity
82-95 °C (180-203 °F)
103 kPa (15 psi)
6500 XD: ALLISON2550RDS
7500 XD: ALLISON2500RDS
14.0 L (14.8 qt) *3
*4
6500 XD: 11.3L (24.0 pints)
*4
7500 XD: 12.1L (25.6 pints)
201 L (50.0 gal)
380 L (100.0 gal)
37.8 L (80.0 pt)
10 - 60 mm (0.39 - 2.36 in)
3.0 L (3.2 qt)
Technical Data 295