2012 GMC Sierra 2500 HD Tail Lights

Genuine GM tail lights for the 2012 GMC Sierra 2500 HD, at wholesale prices. Tail lamp part numbers split on trim and on whether the vehicle has LED or incandescent lighting. GMT900 HD through 2014, K2XX HD from 2015 to 2019, and the T1XX HD from 2020.

What sends people here

Moisture in the housing, a cracked lens, or an out bulb that keeps recurring. On a heavy duty pickup, cab configuration, drivetrain and box length all split this group, so the badge on the tailgate is not enough to order from.

What you get ordering from us

• Genuine GM only. Every tail lights listing carries the original factory part number.
• Fitment checked by a person. Send the VIN and we verify the tail lights before the box leaves.
• Central shipping origin. Dallas keeps tail lights transit times short nationwide.
• Backed after the sale. If your tail lights does not work out, we make it right.

Before you order

The cheapest version of a part is rarely the cheapest repair once labor is counted twice. The VIN decodes the build sheet, which is the only place option content is recorded reliably. We hold deep stock, so same day dispatch is the norm rather than the exception.