Free 1990 Buick Century VIN Decoder

How to decode a 1990 Buick Century VIN

Characters 1-3 of a 1990 Buick Century VIN

A World Manufacturer Identifier (WMI) is a unique code that is assigned to every vehicle manufacturer and forms the first three characters of the Vehicle Identification Number (VIN), distinguishing the vehicle’s maker, the type of vehicle, and the country of manufacture. Specifically, for the 1990 Buick Century, the WMI is “3G4,” which signifies that the vehicle was produced by General Motors LLC, classified as a passenger car, and manufactured in Warren, Michigan, United States. This coding system is integral to identifying vehicles accurately and is standardized globally to ensure each vehicle has a unique identifier. The WMI provides vital information that can be used for registration, identification, and regulatory purposes, reflecting the manufacturer’s details and the vehicle’s origin.

List of WMI Codes for a 1990 Buick Century

WMI: 1G4

• Model Years Covered: 1984, 1986-1996
• Example VIN: 1G4AH54N0L6458084
• Manufacturer Name: General Motors LLC
• Vehicle Type: Passenger Car
• City: Warren
• State or Province: Michigan
• Country: United States

WMI: 3G4

• Model Years Covered: 1990-1991, 1993-1994
• Example VIN: 3G4AL54N0LS600458
• 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 1990 Buick Century 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 1990 Buick Century:

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 1990 Buick Century 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 1990 Buick Century VIN — Year Code

11th Character in the 1990 Buick Century VIN — Plant Code(s)

Known 1990 Buick Century Assembly Factory VIN Code(s)

VIN Characters 12 - 17 of a 1990 Buick Century

The final 6 characters in a 1990 Buick Century’s 17-digit VIN are its serial number, which will be unique to every vehicle.

What info can a 1990 Buick Century VIN reveal?

• Model Year: The VIN can reveal the vehicle’s model year, suggesting that it was manufactured around 1990, offering insights into its age and potential market value.
• Plant Location: The VIN indicates that this car was assembled in Oklahoma City, Oklahoma, United States, providing insight into the vehicle’s production location, which can affect parts availability and recall information.
• Vehicle Specifications: This sedan, specifically a Century Custom, comes with a V-shaped engine configuration and a displacement of 3.3 liters (or 3300 cc), indicating its power and size.
• Engine Details: The engine, made by BOCF, features a 6-cylinder layout and utilizes Multipoint Fuel Injection (MPFI) for fuel delivery, which can impact performance and fuel efficiency.
• Fuel Type: This vehicle relies on gasoline, which can affect running costs, environmental impact, and may influence a buyer’s decision based on fuel preferences.
• Safety Features: The VIN hints at the vehicle’s safety mechanisms with an automatic seat belt type, indicating a focus on passenger safety, though specific advanced features may not be detailed.
• Body Class and Doors: The VIN classifies the vehicle as a Sedan/Saloon with 4 doors, providing an understanding of the vehicle’s size, functionality, and style, appealing to users needing space and convenience.

Sample VIN Decode Report for a 1990 Buick Century