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Cadillac CT4 Audio System Replacement

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  1. ✓ In Stock 2020-2021 Cadillac CT4 Center Console Multimedia Menu Controller Switch - Front (Used OEM)

    2020-2021 Cadillac CT4 Center Console Multimedia Menu Controller Switch - Front (Used OEM)

    Partslink #: PB-7888-0000018895

    This is a front center console multimedia menu controller switch. For vehicles with option code NOIC.

    Condition: Excellent (A)
    Mileage: 9,000 miles

    $126.95 View part →
  2. ✓ In Stock 2020 Cadillac CT4 AM-FM-XM Radio Receiver (Used OEM)

    2020 Cadillac CT4 AM-FM-XM Radio Receiver (Used OEM)

    Partslink #: 638-14061

    The module may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 27,700 miles

    $139.95 View part →
  3. ✓ In Stock 2020-2025 Cadillac CT4 Audio System Amplifier (Used OEM)

    2020-2025 Cadillac CT4 Audio System Amplifier (Used OEM)

    Partslink #: 638-13423

    It is compatible with vehicles equipped with an 8-speaker or 9-speaker system (option code UQG).

    Condition: Excellent (A)
    Mileage: 38,700 miles

    $149.95 View part →
  4. ✓ In Stock 2020-2024 Cadillac CT4 Radio Audio Amplifier (Used OEM)

    2020-2024 Cadillac CT4 Radio Audio Amplifier (Used OEM)

    Partslink #: 638-14129

    This part may need to be programmed to your vehicle to work.

    Condition: Excellent (A)
    Mileage: 19,700 miles

    $189.95 View part →
  5. ✓ In Stock 2021-2024 Cadillac CT4 Harman Audio Radio Receiver Module (Used OEM)

    2021-2024 Cadillac CT4 Harman Audio Radio Receiver Module (Used OEM)

    Partslink #: 638-13880

    It is a Harman audio unit.

    Condition: Excellent (A)
    Mileage: 7,000 miles

    $415.95 View part →
  6. ✓ In Stock 2021 Cadillac CT4 Dashboard Information Display Screen with Volume Control (Used OEM)

    2021 Cadillac CT4 Dashboard Information Display Screen with Volume Control (Used OEM)

    Partslink #: 638-15080

    It includes the volume control. This part features a display and control panel.

    Condition: Excellent (A)
    Mileage: 30,000 miles

    $449.95 View part →
  7. ✓ In Stock 2021-2025 Cadillac CT4 AM-FM XM Receiver Audio Unit (Used OEM)

    2021-2025 Cadillac CT4 AM-FM XM Receiver Audio Unit (Used OEM)

    Partslink #: 638-13881

    It features option code IOS. The audio unit may need to be reprogrammed to work with your vehicle.

    Condition: Good (B)
    Mileage: 105,000 miles

    $646.95 View part →

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Audio System Compatibility for Cadillac CT4

Browse our selection of quality audio system parts designed specifically for your Cadillac CT4. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

Luxury · Premium Luxury · Sport · V · V Blackwing

Body Types

Sedan

Engine Options

L4 2.0L · L4 2.7L · V6 3.6L

Transmissions

Automatic · Manual

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