Free 1983 Buick Riviera VIN Decoder

How to decode a 1983 Buick Riviera VIN

Characters 1-3 of a 1983 Buick Riviera VIN

A World Manufacturer Identifier (WMI) is a unique code consisting of the first three characters in a vehicle identification number (VIN) that indicates the manufacturer of the vehicle and some attributes about it. For the 1983 Buick Riviera, the WMI “1G4” signifies that the vehicle was manufactured by General Motors LLC in the United States, specifically in Warren, Michigan. This code is critical in identifying the vehicle’s origin, the manufacturer, and the vehicle type, in this case, indicating it is a passenger car. The WMI is essential for vehicle tracking, registration, and recall purposes, providing essential information about where and by whom a vehicle was made. For models produced in the years 1981-1985, 1987, 1989-1993, and 1995-1999, the “1G4” WMI serves as a unique identifier for vehicles under the General Motors umbrella.

List of WMI Codes for a 1983 Buick Riviera

WMI: 1G4

• Model Years Covered: 1981-1985, 1987, 1989-1993, 1995-1999
• Example VIN: 1G4AZ5746DE432614
• 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 1983 Buick Riviera 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 1983 Buick Riviera:

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 1983 Buick Riviera 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 1983 Buick Riviera VIN — Year Code

11th Character in the 1983 Buick Riviera VIN — Plant Code(s)

Known 1983 Buick Riviera Assembly Factory VIN Code(s)

VIN Characters 12 - 17 of a 1983 Buick Riviera

The final 6 characters in a 1983 Buick Riviera’s 17-digit VIN are its serial number, which will be unique to every vehicle.

Check your Buick Riviera’s VIN below:

What info can a 1983 Buick Riviera VIN reveal?

• Model Year: The VIN can reveal the vehicle’s model year, potentially indicating that it is from 1983. Providing insights into the age and potential market value of the vehicle.
• Engine Type: Details about the engine, such as it possibly being a V-Shaped, 8 cylinders, 5000 CC (or 5 L displacement) engine manufactured by Buick, may be derived from the VIN, offering an understanding of the vehicle’s power and performance capabilities.
• Body Class and Doors: A VIN can specify the body class and size. For the vehicle, this may indicate a Coupe with 2 doors, hinting at its body class and size, providing insights into its design and structure.
• Fuel Type: The VIN possibly specifies that the primary fuel type for the vehicle is Gasoline, suggesting its power source and potential environmental implications.
• Manufacturing Location: The VIN encodes significant manufacturing details, including the possibility that the vehicle was assembled in Linden, New Jersey, United States, providing insights into its production origin.
• Model and Trim: The VIN may include specific information about the model, potentially being a Riviera, alongside its trim level which is identified as Luxury, hinting at its features and market position.
• Safety Equipment: The VIN indicates the vehicle comes with a Manual seat belt type, offering potential insights into the safety features that were standard at the time of manufacture.

Sample VIN Decode Report for a 1983 Buick Riviera

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