Free 1991 Pontiac Sunbird VIN Decoder

How to decode a 1991 Pontiac Sunbird VIN

Characters 1-3 of a 1991 Pontiac Sunbird VIN

A World Manufacturer Identifier (WMI) is a unique code consisting of the first three characters in a Vehicle Identification Number (VIN), used to identify the manufacturer, vehicle type, and the country of manufacture. In the case of the 1991 Pontiac Sunbird, the WMI “1G2” signifies that General Motors LLC, based in Warren, Michigan, United States, produced it. This alphanumeric code is crucial for accurately identifying the vehicle’s make, ensuring it aligns with specific standards and regulations. Furthermore, the WMI indicates that the vehicle is a passenger car, providing additional context about its intended use and design specifications. Understanding a vehicle’s WMI is fundamental for registration, identification, and research purposes.

List of WMI Codes for a 1991 Pontiac Sunbird

WMI: 1G2

• Model Years Covered: 1986-1995
• Example VIN: 1G2JB14T1M7582085
• 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 1991 Pontiac Sunbird 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 1991 Pontiac Sunbird:

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 1991 Pontiac Sunbird 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 1991 Pontiac Sunbird VIN — Year Code

11th Character in the 1991 Pontiac Sunbird VIN — Plant Code(s)

Known 1991 Pontiac Sunbird Assembly Factory VIN Code(s)

VIN Characters 12 - 17 of a 1991 Pontiac Sunbird

The final 6 characters in a 1991 Pontiac Sunbird’s 17-digit VIN are its serial number, which will be unique to every vehicle.

What info can a 1991 Pontiac Sunbird VIN reveal?

• Model Year: The VIN can reveal the vehicles model year being the year 1991, providing insights into the age and potential market value of the vehicle.
• Body Class and Doors: A VIN can specify the body class as a Coupe with 2 doors, offering detailed insights into the vehicle’s design and style.
• Engine Type and Fuel Injection: The VIN provides engine details such as a V-Shaped, 6-cylinder engine with a displacement of 3.1 liters or 189.17 cubic inches, and it employs a Multipoint Fuel Injection (MPFI) system for fuel delivery.
• Fuel Type: The primary fuel type for the vehicle as indicated is Gasoline, which can provide insights into the vehicle’s efficiency and environmental impact.
• Vehicle Make and Model: The VIN identifies the car as a Sunbird SE, providing fundamental information for classification and identification.
• Manufacturing Location: Details from the VIN show that the vehicle was assembled in Lordstown, Ohio, United States by the Lordstown Assembly plant, highlighting the geographical origin of manufacturing.
• Safety Features: The inclusion of an automatic seat belt type suggests standard safety features available for this model year and trim.

Sample VIN Decode Report for a 1991 Pontiac Sunbird

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