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Cadillac XT4 Audio System Replacement

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  1. ✓ In Stock 2019 Cadillac XT4 Radio Receiver with Display Screen (Used OEM)

    2019 Cadillac XT4 Radio Receiver with Display Screen (Used OEM)

    Partslink #: 638-12408

    It is a radio receiver for 4-door vehicles. It includes the display screen. The audio unit may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 144,000 miles

    $119.95 View part →
  2. ✓ In Stock 2019 Cadillac XT4 AM-FM Radio Receiver (Used OEM)

    2019 Cadillac XT4 AM-FM Radio Receiver (Used OEM)

    Partslink #: 638-11740

    It has no damage. The audio unit may need to be reprogrammed to work with your vehicle. Please verify the part identification number matches.

    Condition: Excellent (A)
    Mileage: 105,900 miles

    $99.95 View part →
  3. ✓ In Stock 2022-2023 Cadillac XT4 Audio Amplifier Control Module (Used OEM)

    2022-2023 Cadillac XT4 Audio Amplifier Control Module (Used OEM)

    Partslink #: PB-9771-0000432640

    Condition: Excellent (A)

    $99.95 View part →
  4. ✓ In Stock 2019 Cadillac XT4 AM-FM XM Radio Receiver with 8-Inch Display Screen (Used OEM)

    2019 Cadillac XT4 AM-FM XM Radio Receiver with 8-Inch Display Screen (Used OEM)

    Partslink #: 638-11979

    This radio receiver includes the display screen. It is for 4-door vehicles. Please verify the part identification number matches your original unit.

    Condition: Excellent (A)
    Mileage: 115,800 miles

    $102.95 View part →
  5. ✓ In Stock 2020-2022 Cadillac XT4 Radio Receiver with Navigation (Used OEM)

    2020-2022 Cadillac XT4 Radio Receiver with Navigation (Used OEM)

    Partslink #: 638-12245

    It is for 4-door vehicles. This audio unit may need to be reprogrammed to work with your vehicle. It fits vehicles with navigation (option code IOU) or option code IOS.

    Condition: Excellent (A)
    Mileage: 106,700 miles

    $102.95 View part →
  6. ✓ In Stock 2019-2023 Cadillac XT4 Radio Amplifier (Used OEM)

    2019-2023 Cadillac XT4 Radio Amplifier (Used OEM)

    Partslink #: 638-12238

    The audio unit may need to be reprogrammed to your vehicle to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 37,000 miles

    $119.95 View part →
  7. ✓ In Stock 2020-2022 Cadillac XT4 AM-FM XM Radio Receiver (Used OEM)

    2020-2022 Cadillac XT4 AM-FM XM Radio Receiver (Used OEM)

    Partslink #: 638-12246

    It features AM, FM, and navigation. It also includes an XM receiver. This part fits vehicles with option code IOT. The audio unit may need to be reprogrammed to your vehicle to work.

    Condition: Excellent (A)
    Mileage: 72,100 miles

    $129.95 View part →
  8. ✓ In Stock 2019-2023 Cadillac XT4 Bose Audio Amplifier (Used OEM)

    2019-2023 Cadillac XT4 Bose Audio Amplifier (Used OEM)

    Partslink #: 638-12237

    Condition: Excellent (A)
    Mileage: 71,500 miles

    $159.95 View part →
  9. ✓ In Stock 2024-2025 Cadillac XT4 Audio Amplifier Control Module (Used OEM)

    2024-2025 Cadillac XT4 Audio Amplifier Control Module (Used OEM)

    Partslink #: PB-7888-0000151277

    Condition: Excellent (A)
    Mileage: 3,000 miles

    $169.95 View part →
  10. ✓ In Stock 2025 Cadillac XT4 Radio Receiver Head Unit (Used OEM)

    2025 Cadillac XT4 Radio Receiver Head Unit (Used OEM)

    Partslink #: 638-16001

    Condition: Excellent (A)
    Mileage: 4,000 miles

    $359.95 View part →
  11. ✓ In Stock 2020-2022 Cadillac XT4 AM-FM XM Radio Receiver (Used OEM)

    2020-2022 Cadillac XT4 AM-FM XM Radio Receiver (Used OEM)

    Partslink #: 638-12246

    It is for vehicles with option code IOT. This unit may need to be reprogrammed to your vehicle to work.

    Condition: Good (B)
    Mileage: 90,000 miles

    $495.95 View part →

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Audio System Compatibility for Cadillac XT4

Browse our selection of quality audio system parts designed specifically for your Cadillac XT4. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

Base · Luxury · Premium Luxury · Sport

Body Types

SUV

Engine Options

L4 2.0L

Transmissions

Automatic

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