Free Buick Somerset VIN Decoder

How to decode a Buick Somerset VIN

Characters 1-3 of a Buick Somerset VIN

The World Manufacturer Identifier (WMI) is the initial segment of a Vehicle Identification Number (VIN), comprising the first three characters. This unique code identifies the manufacturer of the vehicle and sometimes includes additional information, such as the country where the vehicle was assembled or the vehicle type. For the Buick Somerset, the WMI is 1G4, where 1G represents General Motors in the United States, and 4 specifically denotes the Buick division. The Somerset, produced in the mid-1980s, carries this WMI, showcasing its American origins and the reputable GM brand behind its manufacturing.

List of WMI Codes for a Buick Somerset

WMI: 1G4

• Model Years Covered: 1985
• Example VIN: 1G4NM27U6FM468021
• 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 Buick Somerset 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 Buick Somerset:

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 Buick Somerset 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 Buick Somerset VIN — Year Code

11th Character in the Buick Somerset VIN — Plant Code(s)

Known Buick Somerset Assembly Factory VIN Code(s)

VIN Characters 12 - 17 of a Buick Somerset

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

What info can a Buick Somerset VIN reveal?

• Model Year: The VIN can reveal the vehicle’s model year as the year 1985, providing insights into the age and potential historical value of the vehicle.
• Body Class and Doors: A VIN can specify the body class, potentially indicating a coupe with 2 doors for the 1985 Buick Somerset, offering detailed insights into the vehicle’s design and structure.
• Manufacturer Name: The VIN provides the manufacturer name, which is General Motors LLC, indicating the parent company of the vehicle.
• Plant City: The VIN reveals the city where the vehicle was manufactured, in this case, it is Lansing - North Plant in Michigan, offering insights into the vehicle’s production location.
• Vehicle Type: The VIN provides information about the vehicle type, indicating it is a passenger car, potentially offering insights into its primary use and design.
• Model: The VIN specifies the model of the vehicle, which is Somerset, providing clarity on the specific variant of the vehicle.
• Body Class: The VIN can indicate the body class of the vehicle, suggesting it is a coupe, offering insights into the vehicle’s body style.

Sample VIN Decode Report for a Buick Somerset