Free 1999 Pontiac Bonneville VIN Decoder

How to decode a 1999 Pontiac Bonneville VIN

Characters 1-3 of a 1999 Pontiac Bonneville VIN

A World Manufacturer Identifier (WMI) is a unique three-digit code assigned to every vehicle manufacturer as a way to identify their vehicles’ country of origin, manufacturer, and vehicle type. For the 1999 Pontiac Bonneville, the WMI is “1G2,” which denotes that the vehicle was manufactured by General Motors LLC in the United States, specifically in Warren, Michigan. This code forms the first part of the Vehicle Identification Number (VIN), which is used globally to distinguish one vehicle from another. The “1G2” WMI signals that the vehicle is a General Motors passenger car, providing essential information for registration, insurance, and vehicle tracking purposes. Understanding the WMI of a vehicle like the 1999 Pontiac Bonneville helps in identifying the vehicle’s manufacturing heritage and classification.

List of WMI Codes for a 1999 Pontiac Bonneville

WMI: 1G2

• Model Years Covered: 1987-2005
• Example VIN: 1G2HX52K0XH200791
• 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 1999 Pontiac Bonneville 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 1999 Pontiac Bonneville:

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 1999 Pontiac Bonneville 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 1999 Pontiac Bonneville VIN — Year Code

11th Character in the 1999 Pontiac Bonneville VIN — Plant Code(s)

Known 1999 Pontiac Bonneville Assembly Factory VIN Code(s)

VIN Characters 12 - 17 of a 1999 Pontiac Bonneville

The final 6 characters in a 1999 Pontiac Bonneville’s 17-digit VIN are its serial number, which will be unique to every vehicle.

What info can a 1999 Pontiac Bonneville VIN reveal?

• Model Year: The vehicle’s model year is indicated as 1999, providing essential information about its age and probable technology level.
• Manufacturing Details: The vehicle was assembled in Flint, Michigan, United States, offering insights into its origin and potentially affecting its specifications and features.
• Vehicle Specifications: This particular model, the Bonneville SSE, comes with a V-Shaped engine configuration, highlighting its performance characteristics. It also has a displacement of 3.8 liters (3800.0 CC or 231.89 CI), indicating its power capacity.
• Body and Design: The vehicle is classified as a Sedan/Saloon with 4 doors and 4 windows, offering insight into its body type and size, which can be crucial for understanding its style and practicality.
• Engine and Performance: The engine, manufactured by GMPTG Flint, features a Sequential Fuel Injection (SFI) fuel delivery system, Overhead Valve (OHV) valve train design, and supports a 6-cylinder configuration, reflecting its technological sophistication and performance potential.
• Safety Features: Equipped with front airbags for both the driver and passenger in the 1st row, and manual seat belts, the vehicle’s safety features indicate a focus on occupant protection.
• Additional Information: The presence of a unique Vehicle Descriptor and a sample VIN (1G2HZ52K1XH223507) can be pivotal in digging deeper into the vehicle’s specific characteristics, history, and authenticity.

Sample VIN Decode Report for a 1999 Pontiac Bonneville

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