How to decode a 2020 Cadillac CT4 VIN

Characters 1-3 of a 2020 Cadillac CT4 VIN

A World Manufacturer Identifier (WMI) is a unique code that identifies the manufacturer of a vehicle, providing crucial details about its origins. For the 2020 Cadillac CT4, the WMI “1G6” reveals that General Motors LLC in the United States manufactures this passenger car. Specifically, this luxury sedan is assembled in Warren, Michigan, indicating the geographical location of its production. The WMI forms the first segment of the Vehicle Identification Number (VIN), enabling the decoding of further information about the vehicle, including its model year and specific manufacturing details. The WMI is a key component in the automotive industry for the classification and identification of vehicles globally.

List of WMI Codes for a 2020 Cadillac CT4

WMI: 1G6

Model Years Covered: 2020-2024
Example VIN: 1G6DB5RL0L0119678
Manufacturer Name: General Motors LLC
Vehicle Type: Passenger Car
City: Warren
State or Province: Michigan
Country: United States

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a 2020 Cadillac CT4 VIN

These characters correspond to components like:

Engine type
Transmission
Model or trim
Body style
Gross vehicle weight range

Below find the known vehicle descriptor codes for a 2020 Cadillac CT4:

Known VDS for a 2020 Cadillac CT4
DB5RL	DB5RK	DF5RL	DD5RL	DG5RK	DE5RK	DJ5RK	DH5RL	DK5RK	DC5RK
DF5RK	DA5RK

Auto manufacturers have some discretion to decide how they want to code this section, but its contents and decoded results are generally consistent.

Character 9 is the “check digit” in a 2020 Cadillac CT4 VIN.

Based on a formula developed by the US Department of Transportation, it helps reduce fraud by ensuring the validity of the VIN.

10th Character in the 2020 Cadillac CT4 VIN — Year Code

Year Code	Year
L	2020

11th Character in the 2020 Cadillac CT4 VIN — Plant Code(s)

Known 2020 Cadillac CT4 Assembly Factory VIN Code(s)

Plant Code	Plant City	Plant State	Plant Country	Plant Company Name	Example VIN
0	Lansing - Grand River	Michigan	United States		1G6DB5RL0L0119678

VIN Characters 12 - 17 of a 2020 Cadillac CT4

The final 6 characters in a 2020 Cadillac CT4’s 17-digit VIN are its serial number, which will be unique to every vehicle.

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How to find a 2020 Cadillac CT4’s VIN?

Locating the VIN number on your 2020 Cadillac CT4 is key for identification. Here’s how to find it:

Examine the dashboard on the driver’s side of your 2020 Cadillac CT4. The VIN is typically visible through the windshield on a small plate attached to the dashboard.
Look on the door post (where the door latches when it is closed) on the driver’s side of your Cadillac CT4. You can usually find a label with the VIN here.
Check under the hood of your Cadillac CT4 for a metal plate or sticker, as the VIN is sometimes located on the engine block or on the firewall.
Inspect the trunk area of your Cadillac CT4. The VIN might also be located on the underside of the trunk lid or in the spare tire well.
Refer to your Cadillac CT4’s vehicle registration documents, insurance papers, or owner’s manual, which should list the VIN.
Examine the frame of your Cadillac CT4, as the VIN may also be stamped on the chassis near the windshield wiper arm resting area.

What info can a 2020 Cadillac CT4 VIN reveal?

Model Year: The VIN can reveal the vehicles model year being the year 2020, providing insights into the age and potential market value of the vehicle.
Body Class and Size: A VIN can specify the body class and size, for example, identifying it as a Sedan/Saloon with 4 doors, which provides insights into its design and capacity.
Engine Specifications: The engine details such as a 2.0L displacement, in-line configuration, and the presence of a turbocharger can be decoded, offering insights into the vehicle’s performance capabilities and fuel efficiency.
Drive Type: The VIN reveals the drive type, indicating whether the vehicle, is equipped with Rear-Wheel Drive (RWD), impacting its handling and drivability.
Fuel Type: Knowing the primary fuel type, such as Gasoline, helps in understanding the vehicle’s potential environmental impact and fuel consumption.
Safety Features: Information on safety features, including the presence of curtain airbags in all rows and knee airbags in the 1st row (Driver and Passenger), can be obtained, highlighting the vehicle’s commitment to passenger safety.
Plant Information: The VIN tells us about the manufacturing details such as the plant city (Lansing - Grand River), country (United States), and state (Michigan), reflecting the origin and possibly the quality standards of the vehicle.

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Sample VIN Decode Report for a 2020 Cadillac CT4

Vehicle Spec	Value
Body Class	Sedan/Saloon
Curtain Air Bag Locations	All Rows
Displacement (CC)	2700.0
Displacement (CI)	164.76410905577
Displacement (L)	2.7
Doors	4
Drive Type	RWD/Rear-Wheel Drive
Engine Configuration	In-Line
Engine Model	L3B
Engine Number of Cylinders	4
Front Air Bag Locations	1st Row (Driver and Passenger)
Fuel Type - Primary	Gasoline
Knee Air Bag Locations	1st Row (Driver and Passenger)
Model	CT4
Model Year	2020
Other Engine Info	SIDI, VVT, ALUM
Plant City	Lansing - Grand River
Plant Company Name
Plant Country	United States
Plant State	Michigan
Seat Belt Type	Manual
Series	Premium Luxury
Side Air Bag Locations	1st Row (Driver and Passenger)
Tire Pressure Monitoring System (TPMS) Type	Direct
Turbo	Yes
Valve Train Design	Dual Overhead Cam (DOHC)
Vehicle Descriptor	1G6DB5RL*L0
Vehicle Type	Passenger Car
Windows	4
Sample_VIN	1G6DB5RL0L0119678