Power outlet, rear center console, 120 volt (400 watts shared with KC9)

Years 2014–20, 2022–27 Models 12 Factory citations 62

Also described as Receptacle, instrument panel, electrical, 110 voltPower outlet, interior, in instrument panel, 120 voltPower outlet, 110-volt ACPower outlet, instrument panel, 120 voltPower outlet, 110 voltPower outlet, instrument panel, 110 voltPower outlet, 110 volt, 150 wattPower outlets, two 120-volt

Also documented for Cadillac Chevrolet

Documented applications

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.
GM factory document — 2025 gmc hummer ev pickup fleet order guide, p.3.
GM factory document — 2026 gmc hummer ev pickup fleet order guide, p.3.

Hummer EV SUV — BT1 (2024–2027)

2025–2026 Factory-verified

SUV guide wording: Power outlet, rear center console, 120-volt (400 watts shared with the bed mounted power outlet KC9).

GM factory document — 2025 gmc hummer ev suv fleet order guide, p.3.
GM factory document — 2026 gmc hummer ev suv fleet order guide, p.3.

Savana — GMT610 (2003–2027)

2015–2018, 2022–2027 Factory-verified

the 2025–2027 guides read Power outlet, 120-volt; S: Cargo 1WT, Cutaway 1WT, Cutaway 2WT (2025–2026), Passenger 1LS, Passenger 1LT

GM factory document — 2015 chevrolet express savana electrical body builders manual service manual 2015 en us, p.13.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.16.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.13.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.12.
GM factory document — 2025 gmc savana cargo fleet order guide, p.22.
GM factory document — 2025 gmc savana cutaway fleet order guide, p.28.
GM factory document — 2025 gmc savana passenger fleet order guide, p.17.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.12.
GM factory document — 2026 gmc savana cargo fleet order guide, p.23.
GM factory document — 2026 gmc savana cutaway fleet order guide, p.30.
GM factory document — 2026 gmc savana passenger fleet order guide, p.19.
GM factory document — 2027 gmc savana cargo fleet order guide, p.21.
GM factory document — 2027 gmc savana cutaway fleet order guide, p.15.
GM factory document — 2027 gmc savana passenger fleet order guide, p.17.

Sierra 1500 — Next-Generation (2027)

2027 Factory-verified

Pro: O; AT4, Elevation, AT4X, Denali, Denali Ultimate: not offered; 400 watts shared with the bed-mounted power outlet (KC9)

GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.65.
GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Sierra HD — K2XX (2015–2019)

2015, 2018–2019 Factory-verified

2018: GM's 2018 Sierra 2500HD order guide

GM factory document — 2015 gmc sierra 2500hd fleet order guide wayback, p.2.
GM factory document — 2019 gmc sierra 2500hd fleet order guide wayback, p.1.
GM factory document — 2018 gmc sierra 2500hd order guide copy gm authority, p.5.

Sierra HD — T1XX (2020–2027)

2025–2027 Factory-verified

400 watts shared with KC9; Pro: O; SLE, SLT, AT4, AT4X, Denali, Denali Ultimate: included in the trim group

GM factory document — 2025 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2025 gmc sierra 2500 hd retail and fleet fleet order guide, p.15.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide, p.14.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide, p.13.

Sierra — K2XX (2014–2019)

2014, 2016–2019 Factory-verified

GM factory document — 2014 gmc sierra 1500 fleet order guide wayback, p.2.
GM factory document — 2016 gmc sierra 1500 fleet order guide wayback, p.2.
GM factory document — 2017 chevrolet sierra silverado electrical body builders manual service manual 2017 en us, p.22.
GM factory document — 2018 gmc sierra 1500 order guide copy gm authority, p.89.
GM factory document — 2019 gmc sierra 1500 limited double cab k2xx order guide copy gm authority, p.40.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2026 Factory-verified

GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.11.
GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.12.
GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.12.
GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.12.
GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.14.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.12.
GM factory document — 2025 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Yukon — K2XX (2015–2020)

2015–2018 Factory-verified

2015–2018: S on all trims; 2018 from GM's 2018 Yukon order guide

GM factory document — 2015 gmc yukon denali fleet order guide wayback, p.2.
GM factory document — 2016 gmc yukon denali fleet order guide wayback, p.2.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.22.
GM factory document — 2018 gmc yukon order guide copy gm authority, p.2.

Yukon — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.11.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.11.
GM factory document — 2025 gmc new yukon denali fleet order guide, p.5.
GM factory document — 2026 gmc yukon denali fleet order guide, p.5.
GM factory document — 2027 gmc yukon fleet order guide, p.5.

Yukon XL — K2XX (2015–2020)

2015–2017 Factory-verified

S on all trims

GM factory document — 2015 gmc yukon xl denali fleet order guide wayback, p.2, p.5.
GM factory document — 2016 gmc yukon xl denali fleet order guide wayback, p.2, p.5.
GM factory document — 2016 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2016 en us, p.10.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.22.

Yukon XL — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.11.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.11.
GM factory document — 2025 gmc new yukon xl denali fleet order guide, p.5.
GM factory document — 2026 gmc yukon xl denali fleet order guide, p.5.
GM factory document — 2027 gmc yukon xl fleet order guide, p.5.

This page aggregates every documented appearance of KI4 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.