Disclaimer: Not affiliated with or endorsed by Chevrolet Motor Company. For informational purposes only. Full Disclaimer

2021 Chevrolet Silverado 2500HD Owners Manual - Vehicle Data



Vehicle Data

Capacities and Specifications

The following approximate capacities are given in metric and English conversions. See Recommended Fluids and Lubricants 0 393. If the vehicle has a diesel engine, see the Duramax diesel supplement.

Application

Capacities

Metric

English

Air Conditioning Refrigerant

For the air conditioning system refrigerant type and charge amount, see the refrigerant label under the hood. See your dealer for more information.

Engine Cooling System*

14.6 L

15.4 qt

Engine Oil with Filter

7.6 L

8.0 qt

Fuel Tank

2500 Series and 3500 Series Standard Box (Except Double Cab Diesel)

136.3 L

36.0 gal

2500 Series and 3500 Series Standard Box (Double Cab Diesel)

111.3 L

29.4 gal

2500 Series and 3500 Series Long Box (Except Regular Cab Diesel)

136.3 L

36.0 gal

2500 Series and 3500 Series Long Box (Regular Cab Diesel)

106.0 L

28.0 gal

Application

Capacities

Metric

English

3500 Series Chassis Cab – Front Tank

89.0 L

23.5 gal

3500 Series Chassis Cab – Rear Tank

151.4 L

40.0 gal

Transfer Case Fluid

2.3 L

2.4 qt

Hydraulic Power Steering Fluid

2.0 L

2.1 qt

Wheel Nut Torque

190 Y

140 lb ft

All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level after filling.

*Engine cooling system capacity values are based on the entire cooling system and its components.

Engine

VIN Code

Spark Plug Gap

6.6L V8 (L8T)

7

0.95–1.10 mm (0.037–0.043 in)

Spark plug gaps are preset by the manufacturer. Re-gapping the spark plug is not recommended and can damage the spark plug.

Engine Drive Belt Routing

If the vehicle has a diesel engine, see the Duramax diesel supplement.

6.6L Engine (Single Generator)

6.6L Engine (Dual Generator)


Download Manual