2018 Cadillac CTS Chassis Computer

2018 Cadillac CTS Chassis Computer (71 parts in stock)
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Chassis Computer (Not Actual Photo)
Summary
Year: 2018change
Make: Cadillacchange
Model: CTSchange
Sub Models: Basechange
Item: Chassis Computer
Condition: OEM Used
Items Available: 71
Price Range: $74 - $276 (before local discount)
Local Discount: Up to $100.00
Returns: Cancellation & Return Policy
Item: Chassis Computer change
Condition: OEM Usedchange
Items Available: 71
Price Range: $74 - $276 (before local discount)
Local Discount: Up to $100.00
 Quality Tested Parts
 Nationwide Shipping
 1-year warranty
 Low Price Guarantee
 30-Day Free Returns

Select the right Chassis Computer for your 2018 Cadillac CTS

This part may have multiple fitment options depending on your vehicle's engine, drivetrain, and configuration. To ensure proper compatibility, please select the correct fitment below. If you’re unsure, we strongly recommend checking your VIN or vehicle build details before ordering. You can update or change the fitment selection at any time.

Chassis Computer - Air Bag (below console)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Air Bag (below console)
Items in stock: 689
Chassis Computer - Body Control (BCM) ID 13528945
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Body Control (BCM) ID 13528945
Items in stock: 772
Chassis Computer - Body Control (BCM) ID 13595583
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Body Control (BCM) ID 13595583
Items in stock: 772
Chassis Computer - Communication telematics (OnStar opt UE1) ID 84351182
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Communication telematics (OnStar opt UE1) ID 84351182
Items in stock: 348
Chassis Computer - Communication telematics (OnStar opt UE1) ID 84431137
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Communication telematics (OnStar opt UE1) ID 84431137
Items in stock: 348
Chassis Computer - Communication vehicle-to-vehicle (V2V) (rear package shelf) ID 84360587
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Communication vehicle-to-vehicle (V2V) (rear package shelf) ID 84360587
Items in stock: 0
Chassis Computer - Communication vehicle-to-vehicle (V2V) (rear package shelf) ID 84423365
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Communication vehicle-to-vehicle (V2V) (rear package shelf) ID 84423365
Items in stock: 2
Chassis Computer - Communication wireless charger (opt K4C) ID 13521066
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Communication wireless charger (opt K4C) ID 13521066
Items in stock: 147
Chassis Computer - Communication wireless charger (opt K4C) ID 84162497
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Communication wireless charger (opt K4C) ID 84162497
Items in stock: 65
Chassis Computer - Communication wireless charger (opt K4C) ID 84490388
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Communication wireless charger (opt K4C) ID 84490388
Items in stock: 4
Chassis Computer - Cooling Fan (shroud) 2.0L
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Cooling Fan (shroud) 2.0L
Items in stock: 55
Chassis Computer - Cooling Fan (shroud) 3.6L
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Cooling Fan (shroud) 3.6L
Items in stock: 55
Chassis Computer - Differential Lock (Passenger Side rear frame rail)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Differential Lock (Passenger Side rear frame rail)
Items in stock: 7
Chassis Computer - Driver Side Assist park assist (below Passenger Side package deck) ID 84050285 (opt UFQ)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Driver Side Assist park assist (below Passenger Side package deck) ID 84050285 (opt UFQ)
Items in stock: 9
Chassis Computer - Driver Side Assist park assist (below Passenger Side package deck) ID 84172654 (opt UD7)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Driver Side Assist park assist (below Passenger Side package deck) ID 84172654 (opt UD7)
Items in stock: 10
Chassis Computer - Driver Side Assist pre-crash system (opt UGN) (left hand quarter panel) ID 84218070
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Driver Side Assist pre-crash system (opt UGN) (left hand quarter panel) ID 84218070
Items in stock: 165
Chassis Computer - Driver Side Assist pre-crash system (opt UGN) (left hand quarter panel) ID 84559185
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Driver Side Assist pre-crash system (opt UGN) (left hand quarter panel) ID 84559185
Items in stock: 165
Chassis Computer - Fuel Pump (left hand mid undercarriage) 3.6L (VIN 8, 8th digit, opt LF3)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Fuel Pump (left hand mid undercarriage) 3.6L (VIN 8, 8th digit, opt LF3)
Items in stock: 3309
Chassis Computer - Fuel Pump (left hand mid undercarriage) 6.2L (VIN 6, 8th digit, opt LT4)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Fuel Pump (left hand mid undercarriage) 6.2L (VIN 6, 8th digit, opt LT4)
Items in stock: 2120
Chassis Computer - Information-GPS-TV ID 23345772
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Information-GPS-TV ID 23345772
Items in stock: 1
Chassis Computer - Information-GPS-TV ID 84200307
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Information-GPS-TV ID 84200307
Items in stock: 8
Chassis Computer - Information-GPS-TV ID 84296482
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Information-GPS-TV ID 84296482
Items in stock: 8
Chassis Computer - Information-GPS-TV ID 84296804
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Information-GPS-TV ID 84296804
Items in stock: 3
Chassis Computer - Lamps HID headlamps (Passenger Side engine bay)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Lamps HID headlamps (Passenger Side engine bay)
Items in stock: 4
Chassis Computer - Lamps daytime running lamps (behind light)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Lamps daytime running lamps (behind light)
Items in stock: 4
Chassis Computer - Memory (seat)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Memory (seat)
Items in stock: 1485
Chassis Computer - Parking Brake (park brake, rear frame)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Parking Brake (park brake, rear frame)
Items in stock: 111
Chassis Computer - Seat (below Passenger Side front seat)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Seat (below Passenger Side front seat)
Items in stock: 4
Chassis Computer - Temperature ID 13508445
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Temperature ID 13508445
Items in stock: 26
Chassis Computer - Temperature ID 13508457
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Temperature ID 13508457
Items in stock: 4
Chassis Computer - Temperature ID 84428986
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Temperature ID 84428986
Items in stock: 4
Chassis Computer - Temperature ID 84428987
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Temperature ID 84428987
Items in stock: 26
Chassis Computer - Theft-Locking keyless entry (Passenger Side rear quarter)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Theft-Locking keyless entry (Passenger Side rear quarter)
Items in stock: 901
Chassis Computer - Theft-Locking theft deterrent (below center console)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Theft-Locking theft deterrent (below center console)
Items in stock: 560
Chassis Computer - Transfer Case (Passenger Side quarter panel)
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Transfer Case (Passenger Side quarter panel)
Items in stock: 21
Chassis Computer - Transmission (left hand front rail) ID 24266725
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Transmission (left hand front rail) ID 24266725
Items in stock: 32
Chassis Computer - Transmission (left hand front rail) ID 24279973
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Transmission (left hand front rail) ID 24279973
Items in stock: 1006
Chassis Computer - Transmission (left hand front rail) ID 24289543
Select Fitment This fitment option is for 2018 Cadillac CTS, select this option for Transmission (left hand front rail) ID 24289543
Items in stock: 19

Interchange Fitment FAQs

Q: How does interchange fitment work for my 2018 Cadillac CTS Chassis Computer?

A: All Chassis Computer options shown on this page are matched to your selected configuration: 2018 Cadillac CTS. Used OEM parts are dismantled from donor vehicles as complete assemblies, and a specific interchange fitment is assigned during this process. Every detail shown in the fitment notes must match your vehicle exactly.

Q: What is an interchange fitment option for my 2018 Cadillac CTS?

A: An interchange fitment option defines the exact donor vehicle configuration your part came from. For 2018 Cadillac CTS, this may include engine size, VIN code, transmission model, drivetrain, axle ratio, and other critical identifiers. This data comes from VIN decoding, OEM information, and physical inspection of the donor vehicle.

Q: Why must every fitment detail match for my 2018 Cadillac CTS?

A: Used OEM parts are not universal. If any fitment detail for your 2018 Cadillac CTS differs from what is shown in the fitment notes, the Chassis Computer may not install, communicate with your vehicle, or function correctly. Always verify all fitment details before ordering.

Q: Where does the fitment information for my 2018 Cadillac CTS come from?

A: Fitment information is captured when the donor vehicle is dismantled. The yard decodes the VIN for 2018 Cadillac CTS, checks OEM data and interchange databases, and verifies details during physical inspection. The resulting fitment is then assigned to the Chassis Computer assembly.

Q: What if there are multiple fitment options for my 2018 Cadillac CTS?

A: Many 2018 Cadillac CTS vehicles were built with multiple configurations in the same year and trim. Trim name alone (XLT, Limited, Sport, etc.) is not enough. You must match the exact configuration shown in the fitment notes—such as engine size, transmission type, drivetrain, and axle ratio—before selecting a Chassis Computer.

Q: Where can I find my 2018 Cadillac CTS VIN??

A: You can find the VIN for your 2018 Cadillac CTS on the driver-side dashboard (visible through the windshield), inside the driver-side door jamb, and on your registration or insurance documents. The VIN helps confirm the correct configuration and fitment.

Q: Do trim levels affect fitment on my 2018 Cadillac CTS?

A: Yes. Trim levels on your 2018 Cadillac CTS can affect electronics, sensors, body parts, and interior components. Always match the detailed fitment notes for your configuration, not just the trim name, before selecting a Chassis Computer.

Attention!

There are 38 Chassis Computer choices for the 2018 Cadillac CTS!!!
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Chassis Computer (71)

Available Parts

ENGINE & TRANSMISSION UNITS

ELECTRICAL

EXTERIOR & BODY PARTS

FRONT/REAR LIGHTS

HEATING & COOLING

INTERIOR PARTS & ACCESSORIES

MECHANICAL & FRAME PARTS