IOS ✓ Factory-verified

Buick · Regular Production Option

Audio system, Buick Infotainment System, 8" diagonal touch screen, without navigation

Years 2018–20, 2022–23 Models 2 Factory citations 4

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Also described as Audio system, 8" diagonal Buick Infotainment System

Also documented for CadillacChevroletGMC

Documented applications

Enclave — C1XX (2018–2024) →

• 2020, 2022–2023 ✓ Factory-verified

  2020: GM Authority's 2020 changes page, Preferred, Essence, Premium: S; 2022–2023: Essence: S

  ⛭ GM factory document — 2022 buick enclave order guide copy nhtsa docket, p.2, p.18.

  ⛭ GM factory document — 2023 buick enclave order guide copy autoevolution wayback, p.2, p.17.

Regal — E2XX (2018–2020) →

• 2018–2019 ✓ Factory-verified

  only in: Sportback; 2019: Preferred II, Essence, Avenir, GS: S (2019 Sportback order guide); letter O in the code as GM prints it; GM prints no zero form

  ⛭ GM factory document — 2018 buick regal sportback fleet order guide wayback, p.1.

  ⛭ GM factory document — 2019 buick regal sportback order guide copy gm authority, p.2.

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