Silverado 2500 4WD V8-6.6L DSL Turbo (2010)
Diesel Emissions Fluid: Capacity Specifications
Diesel Exhaust Fluid (DEF) .............................................................................................................................................................. 22.0 liters (5.8 gallons)
NOTE: All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck fluid level after filling.
