LATCH system (lower anchors and tethers for children), for child restraint seats

Years 2007–09, 2014–18, 2022–27 Models 8 Factory citations 22

Also described as Restraint provision, child, rear seat, rear facingLATCH system (Lower Anchors and Tethers for Children), for child restraint seatsRestraint provisions, child, rear seat, rear facing

Also documented for Buick Cadillac Chevrolet Hummer Pontiac Saturn

Documented applications

Acadia — first generation, Lambda (2007–2017)

2007–2009 Factory-verified

GM factory document — 2007 gmc acadia 2wd rpo code list, p.1.
GM factory document — 2008 gmc acadia 2wd rpo code list, p.1.
GM factory document — 2009 gmc acadia 2wd rpo code list, p.1.

Acadia — Third generation (2024–2027)

2026–2027 Factory-verified

S on all trims; the list prints Children as CHildren

GM factory document — 2026 gmc acadia fleet order guide, p.5.
GM factory document — 2027 gmc acadia fleet order guide, p.6.

Canyon — GMT355 (2004–2012)

2007–2009 Factory-verified

GM factory document — 2007 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2008 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2009 gmc canyon pickup 2wd rpo code list, p.1.

Envoy — GMT360 (2002–2009)

2008, 2009 Factory-verified

GM factory document — 2008 gmc envoy 2wd rpo code list, p.1.
GM factory document — 2009 gmc envoy 4wd rpo code list, p.1.

Hummer EV Pickup (2022–2027)

2025–2026 Factory-verified

GM factory document — 2025 gmc hummer ev pickup fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc hummer ev pickup fleet order guide rpo codes, p.1.

Hummer EV SUV — BT1 (2024–2027)

2025–2026 Factory-verified

GM factory document — 2025 gmc hummer ev suv fleet order guide, p.1.
GM factory document — 2026 gmc hummer ev suv fleet order guide, p.1.

Savana — GMT610 (2003–2027)

2014–2018, 2022–2026 Factory-verified

GM factory document — 2014 chevrolet gh van elec bbm si brief, p.5.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.14.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.12.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.10.

Sierra EV — BT1 (2024–2027)

2025–2027 Factory-verified

GM factory document — 2025 gmc sierra ev denali fleet order guide rpo codes, p.1.
GM factory document — 2025 gmc sierra ev denali fleet order guide, p.4.
GM factory document — 2027 gmc sierra ev fleet order guide rpo codes, p.1.
GM factory document — 2027 gmc sierra ev fleet order guide, p.8.

This page aggregates every documented appearance of AT8 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.