Fluid · Coolant
Coolant
for 2022 Chevrolet Silverado 1500 2.7L I4 Turbo L3B · RWD
Fluid Type
Dex-Cool 50/50 orange
Spec: GM Part No. 12346290 (premix) or 12378390 (concentrate)
Capacity
13qt
12.3 L
Drain & Refill
11 qt
10.41 L
Change Interval
150,000 mi
241,350 km
Notes
DEX-COOL extended life coolant. First change 150k miles, then every 150k. Turbo engines critical for coolant maintenance
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Other fluid systems on this vehicle
A/C Refrigerant
A/C Refrigerant
Brake Fluid
1.5 qt
Brake Fluid
1.5 qt
Engine Oil
6 qt
Engine Oil
6 qt
Front Differential
3 qt
Power Steering
Power Steering
Rear Differential
3.5 qt
Rear Differential
3.5 qt
Transfer Case
2.2 qt
Automatic Transmission
11.2 qt
Automatic Transmission
11.2 qt
Washer Fluid
4.5 qt
Washer Fluid
4.5 qt