- 2025–2026 Factory-verified
2LT, 3LT, RS: S; Premier: S (2025 only)
Also described as Seat adjuster, driver, 8-way powerSeat adjuster, driver, powerSeat adjuster, driver, 10-way power, including lumbarSeat adjuster, driver, 10-way power with lumbarDriver seat, 8-way powerSeat adjuster, driver 8 way power
Also documented for BuickCadillacGMC
Documented applications
- 2025–2027 Factory-verified
- 2023 Factory-verified
EUV: LT: O, included with WPT or 5W4; Premier: S
- 2027 Factory-verified
LT: O; RS: S; included with and only available with Y55
- 2023–2027 Factory-verified
LT, Z71, ZR2: S; WT, Trail Boss: O
- 2020–2027 Factory-verified
- 2025–2027 Factory-verified
2025–2027: S in LT 2 (included with and only available with Y19); S in RS; A in LT 1 (included with and only available with Y19)
- 2025–2027 Factory-verified
S: ACTIV, RS; O: LT; on LT included in, and only available with, ZQ3
- 2025–2027 Factory-verified
the 2025 guide prints "12-way power including lumbar"; 2025: S in 3LT, 2SP, 3SP; not offered in 2WT, 5WT, 8WT; 2026: S in 2LT, 3LT, 4LT, 2TR, 3TR, 2SP, 3SP; not offered in 4WT, 5WT, 8WT; 2027: S in 2LT, 3LT, 2TR, 3TR; not offered in 4WT, 5WT, 8WT
- 2027 Factory-verified
10-way including lumbar on most trim groups; higher groups print 12-way and 14-way versions
- 2025–2027 Factory-verified
only in: 2500 HD, 3500 HD, 3500 HD chassis cab
- 2019, 2020, 2022–2026 Factory-verified
- 2022–2023, 2025–2027 Factory-verified
2027: S on all trims
- 2022–2023, 2025–2027 Factory-verified
2027: S on all trims
- 2025–2027 Factory-verified
RS, ACTIV: S; LT: O; included in, and only available with, ZL3
- 2022 Single-source
every trim but LS (1LS): S; GM Authority's 2022 changes page, which gives it in place of AHT
- 2024 Single-source
decoderpo.com's 2024 Traverse Limited order guide page lists it on its Standart Equipment tab (1LS); the page is a T3 mirror of GM's guide and the repository holds no GM document for 2024
- 2025–2026 Factory-verified
2RS, ACTIV: S; the 2025 guide says 2RS has it as standard on vehicles built after 2025-02-02
This page aggregates every documented appearance of A2X in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.