How to decode a 2001 Cadillac Seville VIN

Characters 1-3 of a 2001 Cadillac Seville VIN

A World Manufacturer Identifier (WMI) is a unique code composed of the first three characters of a Vehicle Identification Number (VIN), which provides essential information about the vehicle, such as the manufacturer, the region where it was produced, and the type of vehicle. In the case of a 2001 Cadillac Seville, the WMI “1G6” reveals that this luxury passenger car was manufactured by General Motors LLC in Warren, Michigan, United States. The WMI serves an important role in vehicle identification, ensuring a standardized method for recognizing where and by whom a vehicle was made. This is particularly useful for regulatory, registration, and repair purposes across automotive industries globally.

List of WMI Codes for a 2001 Cadillac Seville

WMI: 1G6

Model Years Covered: 1981-2004
Example VIN: 1G6KS54Y01U130650
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 2001 Cadillac Seville 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 2001 Cadillac Seville:

Known VDS for a 2001 Cadillac Seville
KS54Y	KY549

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 2001 Cadillac Seville 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 2001 Cadillac Seville VIN — Year Code

Year Code	Year
1	2001

11th Character in the 2001 Cadillac Seville VIN — Plant Code(s)

Known 2001 Cadillac Seville Assembly Factory VIN Code(s)

Plant Code	Plant City	Plant State	Plant Country	Plant Company Name	Example VIN
U	Hamtramck	Michigan	United States	Na-Gm Corp	1G6KS54Y01U130650

VIN Characters 12 - 17 of a 2001 Cadillac Seville

The final 6 characters in a 2001 Cadillac Seville’s 17-digit VIN are its serial number, which will be unique to every vehicle.

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How to find a 2001 Cadillac Seville’s VIN?

Locating the VIN number on your 2001 Cadillac Seville is key for identification. Here’s how to find it:

Look at the dashboard on the driver’s side where it meets the windshield of your Cadillac Seville. The VIN is typically visible from outside the vehicle.
Open the driver’s side door and examine the door post (where the door latches when it is closed) on your Cadillac Seville. It is common to find the VIN on a label or sticker there.
Check the front of the engine block. In some Cadillac models, including the Seville, the VIN can sometimes be found stamped on the engine itself.
Inspect the rear wheel well. Look above the tire on the driver’s side, as some vehicles, including the Cadillac Seville, may have the VIN located there.
Look under the spare tire. If your Cadillac Seville has a spare tire in the trunk, sometimes the VIN is provided in that compartment.
Review your vehicle’s title or insurance paperwork. Such documents must contain the VIN of your Cadillac Seville, providing a reliable source for the number if it is not easily accessible on the car itself.

What info can a 2001 Cadillac Seville VIN reveal?

Model Year: The VIN can reveal the vehicle’s model year, suggesting it may be from the year 2001, providing insights into the age and potential market value of the vehicle.
Engine Type: The presence of a V-shaped, 8-cylinder engine with a displacement of 4.6 liters may indicate substantial power and performance specifications for the vehicle.
Fuel Efficiency: The vehicle utilizes gasoline as its primary fuel source, which could be a key detail for understanding its efficiency and operational costs.
Safety Features: The VIN indicates the presence of safety features, including front airbags for both the driver and passenger in the 1st row, alongside side airbags, highlighting the vehicle’s focus on occupant safety.
Body Class and Doors: The VIN categorizes the vehicle as a Passenger Car, specifically a Sedan/Saloon, offering insights into the vehicle’s size, usage, and general appearance.
Manufacturing Location: Manufactured in Hamtramck, Michigan, United States by GM Corp, offering specifics on the vehicle’s origin, which can be crucial for collectors or those tracking production history.
Model and Trim: The model is identified as a Seville with a trim level of SLS, giving a clear indication of the vehicle’s market segment and level of luxury.

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Sample VIN Decode Report for a 2001 Cadillac Seville

Vehicle Spec	Value
Body Class	Sedan/Saloon
Cooling Type	Water
Displacement (CC)	4600.0
Displacement (CI)	280.70922283576
Displacement (L)	4.6
Doors	4
Engine Configuration	V-Shaped
Engine Manufacturer	WRN1
Engine Model	LD8
Engine Number of Cylinders	8
Front Air Bag Locations	1st Row (Driver and Passenger)
Fuel Delivery / Fuel Injection Type	Sequential Fuel Injection (SFI)
Fuel Type - Primary	Gasoline
Model	Seville
Model Year	2001
Other Engine Info	Name Plate: Cadillac
Plant City	Hamtramck
Plant Company Name	NA-GM Corp
Plant Country	United States
Plant State	Michigan
Seat Belt Type	Manual
Side Air Bag Locations	1st Row (Driver and Passenger)
Trim	SLS
Valve Train Design	Dual Overhead Cam (DOHC)
Vehicle Descriptor	1G6KS54Y*1U
Vehicle Type	Passenger Car
Windows	4
Sample_VIN	1G6KS54Y01U130650