Also described as Interior, Jet Black, premium cloth seating surfacesInterior, Jet Black/Medium Gray, premium cloth seating surfacesInterior trim, Jet BlackSeats, front bucket, cloth with heavy-duty foam, cloth rear benchInterior trim, Jet Black, cloth seatsInterior trim, Jet Black, clothInterior trim configuration, cloth, level 1, Jet BlackInterior trim, cloth, level 1, Jet Black
Documented applications
- 2019 Factory-verified
cloth with sport bucket seats (1LS, 1LT, 1SS), or leather-trimmed RECARO seats with sueded inserts (AQJ);
- 2014, 2016 Confirmed
replaces ADX for 2014 (GM's 2014 changes); 2016 from GM's 2017 changes, which delete it
- 2023–2027 Factory-verified
WT, Trail Boss; seat code A50, front buckets
- 2018–2019 Factory-verified
LT (2019 also 2FL); deluxe cloth in 2018, premium cloth in 2019; required with the Redline Edition in 2019
- 2023, 2025–2027 Factory-verified
only in: 2500 HD, 3500 HD, 3500 HD chassis cab; seat trim in cloth; the guides print it for Work Truck and Custom; the level (1, 2, 3) is the 2023 Upfitter list reading, which the guides do not print
- 2022–2026 Factory-verified
cloth 40/20/40 bench (AZ3) on 1WT;
- 2017–2018 Factory-verified
LS; high-back front buckets (AV5); 2018 from GM's 2018 order guide
- 2022–2023, 2025–2027 Factory-verified
FL decor level of the Police Package and Special Service: cloth, front 40/20/40 split-bench or high-back reclining bucket seats
- 2018–2019 Factory-verified
L, LS
- 2016–2018 Factory-verified
LT; front bucket seats (A51)
This page aggregates every documented appearance of H1T in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.