- 2015–2019, 2021–2022 Factory-verified
WT; the upfitter lists read level 1; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022
H2R Factory-verified
Also described as Interior trim, cloth, Jet Black and Dark AshInterior trim, Dark Ash seats with Jet Black accents, cloth, split-bench
Also documented for GMC
Documented applications
- 2016–2019 Factory-verified
Work Truck 40/20/40 split-bench (AE7); 2017: GM's 2017 Silverado 2500HD order guide; 2018: GM's 2018 Silverado 2500HD order guide; 2019: GM's 2019 Silverado 2500HD order guide
- 2025–2026 Factory-verified
1WT with seat codes AE7 and A52 (cloth)
This page aggregates every documented appearance of H2R in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.