IOK ✓ Factory-verified

Chevrolet · Regular Production Option

Audio system, Chevrolet Infotainment 3 Premium system with Google built-in compatibility

Years 2022–27 Models 5 Factory citations 14

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Also described as Audio system, Chevrolet Infotainment 3 Premium, with Google built-in compatibilityRadio, infotainment system 3.x mid/high HMI, enhanced connectivity

Also documented for GMC

Documented applications

Corvette — C8 (2020–2027) →

• 2024–2025 ✓ Factory-verified
  ⛭ GM factory document — 2024 chevrolet corvette stingray z06 e ray order guide copy corvetteblogger, p.151.

  ⛭ GM factory document — 2025 chevrolet corvette fleet order guide rpo codes, p.1.

Silverado HD (T1XX, 2020–2027) →

• 2025–2027 ✓ Factory-verified

  only in: 2500 HD, 3500 HD, 3500 HD chassis cab

  ⛭ GM factory document — 2025 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2027 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.

Silverado — T1XX (2019–2026) →

• 2022–2026 ✓ Factory-verified
  ⛭ GM factory document — 2022 chevrolet 22 silverado 1500 new electrical body builder 042822, p.11.

  ⛭ GM factory document — 2023 chevrolet 23 silverado 1500 electrical body builder sm en us 2022oct24, p.11.

  ⛭ GM factory document — 2024 chevrolet 24 silverado1500 electrical body builder 2023nov29, p.14.

  ⛭ GM factory document — 2025 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

Suburban — T1XX (2021–2027) →

• 2022–2023 ✓ Factory-verified
  ⛭ GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.11.

  ⛭ GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.11.

Tahoe — T1XX (2021–2027) →

• 2022–2023 ✓ Factory-verified
  ⛭ GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.11.

  ⛭ GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.11.

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