Exhaust Fluid DEF Injector 12688993 for Chevrolet Silverado GMC Sierra 2500 3500 HD 2017-2021

Exhaust Fluid DEF Injector 12688993 for Chevrolet Silverado GMC Sierra 2500 3500 HD 2017-2021

Replacement Part Number: 12688993

Applications:Fit for following models: Chevrolet Vehicle: 2017 Silverado 2500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD LT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD LTZ Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 2500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD LT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD LT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD LT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD LTZ Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD WT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD WT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Silverado 3500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD LT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD LTZ Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 2500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD LT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD LT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD LT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD LTZ Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD WT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD WT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Silverado 3500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 2500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 2500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 2500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 2500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 2500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 2500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 2500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD LT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD LT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD WT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD WT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Silverado 3500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD LT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD LTZ Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 2500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 3500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 3500 HD WT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 3500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 3500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Silverado 3500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD Custom Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD Custom Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD LT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD LTZ Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 2500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD High Country Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD LT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD LT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD LT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD LT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD LT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD LTZ Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD WT Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD WT Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD WT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD WT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Silverado 3500 HD WT Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged

GMC Vehicle: 2017 Sierra 2500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD Base Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD Base Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD SLE Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD SLE Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 2500 HD SLT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD Base Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD Base Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD Base Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD Base Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD SLE Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD SLE Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD SLE Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD SLE Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2017 Sierra 3500 HD SLT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD Base Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD Base Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD SLE Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD SLE Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 2500 HD SLT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD Base Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD Base Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD Base Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD Base Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD SLE Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD SLE Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD SLE Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD SLE Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2018 Sierra 3500 HD SLT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD Base Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD Base Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD SLE Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 2500 HD SLT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD Base Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD Base Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD Denali Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD SLE Cab & Chassis 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD SLE Cab & Chassis 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2019 Sierra 3500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD AT4 Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD Base Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD Base Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD SLE Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD SLE Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2020 Sierra 2500 HD SLT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD AT4 Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD Base Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD Base Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD Base Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD Denali Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD SLE Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD SLE Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD SLE Standard Cab Pickup 2-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD SLT Crew Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged2021 Sierra 2500 HD SLT Extended Cab Pickup 4-Door 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged