Of the 17 lowest-priced 2021 GMC Sierra 2500HD SLT listings nationwide, six sold in the last 30 days, typically priced around $47,599 when they went and after about 38 days listed.

This is currently the cheapest of the active listings for this vehicle; the next one starts at $38,887 in Mt Vernon, OH.

So far this vehicle has been listed for 40 days. Similar cars sold in about 38 days, so this one is past that mark, and dealers tend to get more flexible the longer a car sits.