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Cadillac CT4 Chassis and Body Control Module Replacement

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  1. ✓ In Stock 2020 Cadillac CT4 Telematics Communications Control Module (Used OEM)

    2020 Cadillac CT4 Telematics Communications Control Module (Used OEM)

    Partslink #: 591-13161

    The buyer should verify the part identification number matches. This module may need to be reprogrammed to your vehicle to work.

    Condition: Excellent (A)
    Mileage: 13,000 miles

    $109.95 View part →
  2. ✓ In Stock 2021-2025 Cadillac CT4 OnStar Telematic Communication Control Module (Used OEM)

    2021-2025 Cadillac CT4 OnStar Telematic Communication Control Module (Used OEM)

    Partslink #: 591-17691

    It fits 4-door hatchback vehicles with 4x4 drive and the 5.3L engine. This part is for vehicles with telematics (OnStar, option code UE1) and is located under the dash. This part is for vehicles without hands-free driving. The module may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 58,900 miles

    $119.95 View part →
  3. ✓ In Stock 2021-2025 Cadillac CT4 Parking Assist Control Module (Used OEM)

    2021-2025 Cadillac CT4 Parking Assist Control Module (Used OEM)

    Partslink #: 591-18209

    This is a park assist control module for vehicles with rear park assist (option code UD7). The module may need to be reprogrammed to your vehicle to work.

    Condition: Excellent (A)

    $56.95 View part →
  4. ✓ In Stock 2020 Cadillac CT4 Differential Lock Control Module (Used OEM)

    2020 Cadillac CT4 Differential Lock Control Module (Used OEM)

    Partslink #: 591-11225

    It is a differential lock control module for vehicles with a 2.0L engine and a locking differential. This module is located on the top of the carrier. The module may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 29,000 miles

    $63.95 View part →
  5. ✓ In Stock 2022-2025 Cadillac CT4 Chassis Control Module (Used OEM)

    2022-2025 Cadillac CT4 Chassis Control Module (Used OEM)

    Partslink #: PB-9052-0000364753

    Condition: Excellent (A)
    Mileage: 1,000 miles

    $72.95 View part →
  6. ✓ In Stock 2022-2025 Cadillac CT4 Network Gateway Control Module (Used OEM)

    2022-2025 Cadillac CT4 Network Gateway Control Module (Used OEM)

    Partslink #: 591-17926

    This module may need to be reprogrammed to your vehicle to work.

    Condition: Excellent (A)
    Mileage: 16,000 miles

    $72.95 View part →
  7. ✓ In Stock 2021-2025 Cadillac CT4 Park Assist Control Module (Used OEM)

    2021-2025 Cadillac CT4 Park Assist Control Module (Used OEM)

    Partslink #: 591-16043

    It is for vehicles with front and rear park assist (option code UD5).

    Condition: Excellent (A)
    Mileage: 16,000 miles

    $72.95 View part →
  8. ✓ In Stock 2021-2025 Cadillac CT4 Body Control Module (Used OEM)

    2021-2025 Cadillac CT4 Body Control Module (Used OEM)

    Partslink #: 591-16027

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

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

    $79.95 View part →
  9. ✓ In Stock 2020-2024 Cadillac CT4 Keyless Entry Receiver Module Antenna (Used OEM)

    2020-2024 Cadillac CT4 Keyless Entry Receiver Module Antenna (Used OEM)

    Partslink #: AP-0001151024

    Condition: Excellent (A)
    Mileage: 13,000 miles

    $79.95 View part →
  10. ✓ In Stock 2020 Cadillac CT4 OnStar Communications Control Module (Used OEM)

    2020 Cadillac CT4 OnStar Communications Control Module (Used OEM)

    Partslink #: 591-13162

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

    Condition: Excellent (A)
    Mileage: 6,200 miles

    $89.95 View part →
  11. ✓ In Stock 2020-2024 Cadillac CT4 Chassis Control Module (Used OEM)

    2020-2024 Cadillac CT4 Chassis Control Module (Used OEM)

    Partslink #: PB-9052-0000709090

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

    $89.95 View part →
  12. ✓ In Stock 2020-2025 Cadillac CT4 Seat Memory Control Module (Used OEM)

    2020-2025 Cadillac CT4 Seat Memory Control Module (Used OEM)

    Partslink #: 591-16034

    It is mounted under the seat. This module may need to be reprogrammed to your vehicle to work.

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

    $89.95 View part →
  13. ✓ In Stock 2020 Cadillac CT4 Body Control Module (Used OEM)

    2020 Cadillac CT4 Body Control Module (Used OEM)

    Partslink #: 591-16233

    This module may need to be reprogrammed to your vehicle to work.

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

    $89.95 View part →
  14. ✓ In Stock 2022-2023 Cadillac CT4 Active Magnetic Ride Suspension Control Module (Used OEM)

    2022-2023 Cadillac CT4 Active Magnetic Ride Suspension Control Module (Used OEM)

    Partslink #: 591-GM6422

    Condition: Excellent (A)
    Mileage: 58,100 miles

    $92.95 View part →
  15. ✓ In Stock 2022-2025 Cadillac CT4 Forward Collision Control Module (Used OEM)

    2022-2025 Cadillac CT4 Forward Collision Control Module (Used OEM)

    Partslink #: 591-17945

    It is for vehicles without hands-free driving. This module may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 57,000 miles

    $99.95 View part →
  16. ✓ In Stock 2020-2024 Cadillac CT4 Active Suspension Control Module (Used OEM)

    2020-2024 Cadillac CT4 Active Suspension Control Module (Used OEM)

    Partslink #: 591-GM6423

    For vehicles with active magnetic ride suspension.

    Condition: Excellent (A)
    Mileage: 7,900 miles

    after $18 core refund
    Sale price: $119.95
    $101.95 View part →
  17. ✓ In Stock 2020 Cadillac CT4 Temperature Control Module (Used OEM)

    2020 Cadillac CT4 Temperature Control Module (Used OEM)

    Partslink #: 591-13158

    It fits front-wheel drive vehicles with a 1.5L engine and a continuously variable transmission (CVT). This module may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 41,700 miles

    $102.95 View part →
  18. ✓ In Stock 2020-2025 Cadillac CT4 Wireless Charger Control Module (Used OEM)

    2020-2025 Cadillac CT4 Wireless Charger Control Module (Used OEM)

    Partslink #: 591-14500

    This is a wireless charging control module. It fits vehicles with the wireless charger (option code K4C). This module is located under the console or on the interior back panel. The module may need to be reprogrammed to your vehicle to work.

    Condition: Excellent (A)
    Mileage: 16,000 miles

    $106.95 View part →
  19. ✓ In Stock 2020-2025 Cadillac CT4 Fuel Pump Control Module (Used OEM)

    2020-2025 Cadillac CT4 Fuel Pump Control Module (Used OEM)

    Partslink #: 591-15102

    It fits 4-door vehicles with a 2.0L turbocharged engine and an automatic transmission. This part may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 9,600 miles

    $109.95 View part →
  20. ✓ In Stock 2020-2024 Cadillac CT4 Tire Pressure Monitoring System Control Module (Used OEM)

    2020-2024 Cadillac CT4 Tire Pressure Monitoring System Control Module (Used OEM)

    Partslink #: 591-GM1D24

    Condition: Excellent (A)
    Mileage: 12,000 miles

    $112.95 View part →
  21. ✓ In Stock 2020 Cadillac CT4 Seat Memory Control Module (Used OEM)

    2020 Cadillac CT4 Seat Memory Control Module (Used OEM)

    Partslink #: 591-16035

    This is a seat memory control module. This module may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 56,300 miles

    $119.95 View part →
  22. ✓ In Stock 2020-2023 Cadillac CT4 Theft Deterrent Control Module (Used OEM)

    2020-2023 Cadillac CT4 Theft Deterrent Control Module (Used OEM)

    Partslink #: 591.GM6420

    For vehicles with the theft ECU.

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

    $119.95 View part →
  23. ✓ In Stock 2021 Cadillac CT4 Serial Data Gateway Control Module (Used OEM)

    2021 Cadillac CT4 Serial Data Gateway Control Module (Used OEM)

    Partslink #: 591-16028

    This part is also known as a network gateway ECU. The module may need to be reprogrammed to your vehicle to work.

    Condition: Excellent (A)
    Mileage: 56,300 miles

    $119.95 View part →
  24. ✓ In Stock 2020-2025 Cadillac CT4 Keyless Entry Antenna (Used OEM)

    2020-2025 Cadillac CT4 Keyless Entry Antenna (Used OEM)

    Partslink #: PB-7888-0000217933

    Condition: Excellent (A)
    Mileage: 1,000 miles

    $119.95 View part →
  25. ✓ In Stock 2020 Cadillac CT4 Gateway Data Control Module (Used OEM)

    2020 Cadillac CT4 Gateway Data Control Module (Used OEM)

    Partslink #: 591-11857

    It fits vehicles with a 2.7L engine, automatic transmission, and all-wheel drive. The gateway data control module may need to be reprogrammed to your vehicle to work.

    Condition: Excellent (A)
    Mileage: 6,000 miles

    $123.95 View part →
  26. ✓ In Stock 2020 Cadillac CT4 Park Assist Control Module (Used OEM)

    2020 Cadillac CT4 Park Assist Control Module (Used OEM)

    Partslink #: 591-16245

    It is for vehicles with the rear park assist system (option code UD7). This module may need to be reprogrammed to work with your vehicle.

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

    $129.95 View part →
  27. ✓ In Stock 2020-2024 Cadillac CT4 Keyless Entry Antenna Receiver Control Module (Used OEM)

    2020-2024 Cadillac CT4 Keyless Entry Antenna Receiver Control Module (Used OEM)

    Partslink #: PB-7888-0000242885

    Condition: Excellent (A)
    Mileage: 26,000 miles

    $135.95 View part →
  28. ✓ In Stock 2020-2025 Cadillac CT4 Transmission Control Module (Used OEM)

    2020-2025 Cadillac CT4 Transmission Control Module (Used OEM)

    Partslink #: 591-15103

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

    Condition: Good (B)
    Mileage: 85,000 miles

    $135.95 View part →
  29. ✓ In Stock 2020-2024 Cadillac CT4 Forward Collision Warning Control Module (Used OEM)

    2020-2024 Cadillac CT4 Forward Collision Warning Control Module (Used OEM)

    Partslink #: 591-16133

    This is a forward collision control module. For vehicles with forward collision warning. This part is for vehicles without hands-free driving. The module may need to be reprogrammed to your vehicle to work.

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

    $139.95 View part →
  30. ✓ In Stock 2020-2025 Cadillac CT4 Transmission Control Module (Used OEM)

    2020-2025 Cadillac CT4 Transmission Control Module (Used OEM)

    Partslink #: 591-15103

    This module may need to be reprogrammed to your vehicle to work properly.

    Condition: Excellent (A)
    Mileage: 12,000 miles

    $139.95 View part →
  31. ✓ In Stock 2020 Cadillac CT4 Seat Memory Control Module (Used OEM)

    2020 Cadillac CT4 Seat Memory Control Module (Used OEM)

    Partslink #: 591-16035

    This is a memory control module. This module may need to be reprogrammed to your vehicle to work.

    Condition: Good (B)
    Mileage: 85,000 miles

    $153.95 View part →
  32. ✓ In Stock 2020 Cadillac CT4 Differential Lock Control Module (Used OEM)

    2020 Cadillac CT4 Differential Lock Control Module (Used OEM)

    Partslink #: 591-GM8Y26

    Condition: Excellent (A)

    $156.95 View part →
  33. ✓ In Stock 2021 Cadillac CT4 Serial Data Gateway Control Module (Used OEM)

    2021 Cadillac CT4 Serial Data Gateway Control Module (Used OEM)

    Partslink #: 591-16028

    This part is also known as a serial data gateway control module. The module may need to be reprogrammed to work with your vehicle.

    Condition: Good (B)
    Mileage: 85,000 miles

    $162.95 View part →
  34. ✓ In Stock 2020 Cadillac CT4 Video Processing Control Module (Used OEM)

    2020 Cadillac CT4 Video Processing Control Module (Used OEM)

    Partslink #: 591-13167

    It fits 4-door vehicles with the 2.0L turbocharged engine and automatic transmission. This part may need to be reprogrammed to work with your vehicle.

    Condition: Excellent (A)
    Mileage: 9,600 miles

    $162.95 View part →
  35. ✓ In Stock 2021-2025 Cadillac CT4 Transfer Case Control Module (Used OEM)

    2021-2025 Cadillac CT4 Transfer Case Control Module (Used OEM)

    Partslink #: 591-18212

    Condition: Excellent (A)
    Mileage: 40,000 miles

    $169.95 View part →
  36. ✓ In Stock 2020 Cadillac CT4 Differential Lock Control Module (Used OEM)

    2020 Cadillac CT4 Differential Lock Control Module (Used OEM)

    Partslink #: 591-GM8L24

    This chassis control module is for vehicles with a differential lock and includes the wiring harness.

    Condition: Excellent (A)
    Mileage: 2,000 miles

    after $18 core refund
    Sale price: $216.95
    $198.95 View part →
  37. ✓ In Stock 2021-2025 Cadillac CT4 Driver Monitoring Assist Control Module (Used OEM)

    2021-2025 Cadillac CT4 Driver Monitoring Assist Control Module (Used OEM)

    Partslink #: 591-17944

    This is a driver monitoring assist control module (option code UKL). The module may need to be reprogrammed to work with your vehicle.

    Condition: Good (B)
    Mileage: 145,000 miles

    $305.95 View part →
  38. ✓ In Stock 2020-2024 Cadillac CT4 Keyless Entry Receiver and Transceiver Set (Used OEM)

    2020-2024 Cadillac CT4 Keyless Entry Receiver and Transceiver Set (Used OEM)

    Partslink #: PB-9052-0000570839

    Condition: Excellent (A)
    Mileage: 5,000 miles

    $324.95 View part →

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Chassis and Body Control Module Compatibility for Cadillac CT4

Browse our selection of quality chassis and body control module 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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