OEM 2011 GMC Sierra 2500 HD Parts
Select The Trim & Engine Of Your Vehicle Below
If you are keeping a heavy duty pickup on the road, the fastest way to get the right part the first time is to start from the exact model year. GMT900 HD through 2014, K2XX HD from 2015 to 2019, and the T1XX HD from 2020.
The catalog is organized by assembly group rather than by symptom, which trips people up. If you know what failed but not what it is called, give our specialists the symptom and the VIN and they will find the group it lives in.
The 2011 model year falls inside an established production run. Most part numbers had settled by then, but drivetrain and package choices still divide the catalog. Diesel and gas trucks share a badge and very little else through the cooling, exhaust and fuel systems.
The parts we ship most for the 2011 GMC Sierra 2500 HD are steering linkage and drag links, brake rotors and calipers, turbo and charge air components, fuel injectors and lines and glow plugs and controllers. These are genuine GM parts, engineered by the team that built the vehicle and held to the tolerances the original calibration assumed. On a heavy duty pickup these are the components that carry load and heat, and they are where an aftermarket substitute costs you the job twice.
Run your VIN before ordering. It takes a few seconds and it is the difference between installing the part and shipping it back. We ship from Dallas, and in stock orders placed by 3pm Central usually go out the same business day. Cross-shopping a related truck? The 2011 GMC Sierra 1500 is the closest thing in the lineup that year.