The part or sub-assembly you are purchasing is a Genuine OEM Factory Original part sold by an authorized Genuine OEM parts reseller. The part is not "like OEM", it is the Genuine OEM part sold by the vehicle manufacturer.

The part or sub-assembly you are buying may be referenced on a diagram above. The diagram above is a Genuine Factory image from the vehicle manufacturer showing the entire assembly surrounding the part or sub-assembly you are purchasing. ONLY the single part or sub-assembly specified in the callout "Part Ref# on Diagram" is being sold to you. Parts are shown individually with their own Ref #, while sub-assemblies may show multiple parts within a square or circle in the diagram with its own corresponding Ref #. You can find the part or sub-assembly being sold by locating the correct Part Reference # on the diagram.

Note: Sometimes the same Reference number can appear multiple times on one diagram. Typically only ONE part from ONE of the callouts will be included. See the Compatibility table "Notes" section for details about the part you are buying. If you have questions, please contact us before buying to avoid confusion.

To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in theCompatibility Table. Also review the notes section in the compatibility chart for additional specifications about this part.

This part generally fits GMC vehicles and includes models such as Sierra 2500 HD,Sierra 3500 HD with the trims of Base Cab & C hassis 2-Door,Base Cab & Chassis 4-Door,Base Crew Cab Pickup 4-Door,Base Extended Cab Pickup 4-Door,Base Standard Cab Pickup 2 -Door,Denali Cab & Chassis 4-Door,Denali Crew Cab Pickup 4-Door,SLE Cab & Chassis 2-Door,SLE Cab & Chassis 4-Door,SLE Crew Cab Pickup 4-Door,SLE Extended Cab Pickup 4-Door,SLE Standard Cab Pickup 2-Door,SLT Crew Cab Pickup 4-Door,SLT Extended Cab P ickup 4-Door. The engine types may include 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated,6.0L 5967CC 364Cu. In. V8 FLEX OH V Naturally Aspirated,6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated,6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged. Thi s part fits vehicles made in the following years 2016,2017,2018,2019.

To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in theCompatibility Table. Also review the notes section in the compatibility chart for additional specifications about this part.