2004 Cadillac Deville Chassis Computer

2004 Cadillac Deville Chassis Computer (21 parts in stock)
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Chassis Computer (Not Actual Photo)
Summary
Year: 2004change
Make: Cadillacchange
Model: Devillechange
Sub Models: DTS, Base, DHSchange
Engine Sizes: 4.6L V8 GASchange
Item: Chassis Computer
Condition: OEM Used
Items Available: 21
Price Range: $74 - $179 (before local discount)
Local Discount: Up to $100.00
Returns: Cancellation & Return Policy
Item: Chassis Computer change
Condition: OEM Usedchange
Items Available: 21
Price Range: $74 - $179 (before local discount)
Local Discount: Up to $100.00
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Select the right Chassis Computer for your 2004 Cadillac Deville

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 front (below console) front and rear seat supplemental restraints (opt AW9)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Air Bag front (below console) front and rear seat supplemental restraints (opt AW9)
Items in stock: 1
Chassis Computer - Air Bag front (below console) front and seat air bags (opt AJ7)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Air Bag front (below console) front and seat air bags (opt AJ7)
Items in stock: 5
Chassis Computer - Body Control (BCM) Passenger Side firewall
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Body Control (BCM) Passenger Side firewall
Items in stock: 11
Chassis Computer - Body Control (BCM) rear package deck hearse chassis opt B9Q
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Body Control (BCM) rear package deck hearse chassis opt B9Q
Items in stock: 0
Chassis Computer - Body Control (BCM) rear package deck hearse chassis opt V4U
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Body Control (BCM) rear package deck hearse chassis opt V4U
Items in stock: 0
Chassis Computer - Body Control (BCM) rear package deck Without hearse chassis
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Body Control (BCM) rear package deck Without hearse chassis
Items in stock: 3
Chassis Computer - Communication (OnStar, opt UE1) mobile telephone prov (opt UV8)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Communication (OnStar, opt UE1) mobile telephone prov (opt UV8)
Items in stock: 0
Chassis Computer - Communication (OnStar, opt UE1) Without mobile telephone prov
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Communication (OnStar, opt UE1) Without mobile telephone prov
Items in stock: 11
Chassis Computer - Cruise Control (left hand strut tower)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Cruise Control (left hand strut tower)
Items in stock: 8
Chassis Computer - Driver Side Assist (Passenger Side side luggage compartment) (park assist)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Driver Side Assist (Passenger Side side luggage compartment) (park assist)
Items in stock: 4
Chassis Computer - Multifunction front door
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Multifunction front door
Items in stock: 0
Chassis Computer - Multifunction rear door
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Multifunction rear door
Items in stock: 3
Chassis Computer - Stability Control (left hand trunk) (yaw rate control)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Stability Control (left hand trunk) (yaw rate control)
Items in stock: 7
Chassis Computer - Steering (steering column)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Steering (steering column)
Items in stock: 9
Chassis Computer - Suspension (rear seatback) ID 25759227
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Suspension (rear seatback) ID 25759227
Items in stock: 2
Chassis Computer - Suspension (rear seatback) ID 9386599
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Suspension (rear seatback) ID 9386599
Items in stock: 4
Chassis Computer - Theft-Locking (keyless entry, package deck)
Select Fitment This fitment option is for 2004 Cadillac Deville, select this option for Theft-Locking (keyless entry, package deck)
Items in stock: 17

Interchange Fitment FAQs

Q: How does interchange fitment work for my 2004 Cadillac Deville Chassis Computer?

A: All Chassis Computer options shown on this page are matched to your selected configuration: 2004 Cadillac Deville. 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 2004 Cadillac Deville?

A: An interchange fitment option defines the exact donor vehicle configuration your part came from. For 2004 Cadillac Deville, 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 2004 Cadillac Deville?

A: Used OEM parts are not universal. If any fitment detail for your 2004 Cadillac Deville 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 2004 Cadillac Deville come from?

A: Fitment information is captured when the donor vehicle is dismantled. The yard decodes the VIN for 2004 Cadillac Deville, 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 2004 Cadillac Deville?

A: Many 2004 Cadillac Deville 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 2004 Cadillac Deville VIN??

A: You can find the VIN for your 2004 Cadillac Deville 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 2004 Cadillac Deville?

A: Yes. Trim levels on your 2004 Cadillac Deville 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 17 Chassis Computer choices for the 2004 Cadillac Deville!!!
Choose option

Verify Your Part

Chassis Computer (21)

Available Parts

ENGINE & TRANSMISSION UNITS

ELECTRICAL

EXTERIOR & BODY PARTS

FRONT/REAR LIGHTS

HEATING & COOLING

INTERIOR PARTS & ACCESSORIES

MECHANICAL & FRAME PARTS