Free 1999 Buick Riviera VIN Decoder

Experience the timeless elegance and robust power of the classic 1999 Buick Riviera. Find out why this sleek and stylish ride could be the dream car you've been searching for. Our decoder is completely free—simply enter your VIN in the box below to get started.

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How to decode a 1999 Buick Riviera VIN

Characters 1-3 of a 1999 Buick Riviera VIN

A World Manufacturer Identifier (WMI) is a unique code assigned to every vehicle manufacturer to distinguish their brand, country of origin, and vehicle type. For the 1999 Buick Riviera, the WMI is 1G4, indicating that the vehicle was made by General Motors LLC in the United States. Specifically, this code shows it is a passenger car produced in Warren, Michigan. The 1G4 prefix is only part of the larger Vehicle Identification Number (VIN), but it plays a crucial role in revealing the manufacturer’s identity and vehicle details. This system of identification aids in global vehicle tracking and verification.

List of WMI Codes for a 1999 Buick Riviera

WMI: 1G4

  • Model Years Covered: 1981-1985, 1987, 1989-1993, 1995-1999
  • Example VIN: 1G4GD2210X4700782
  • 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 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 1999 Buick Riviera:

Known VDS for a 1999 Buick Riviera
GD221

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 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 1999 Buick Riviera VIN — Year Code

Year Code Year
X 1999

11th Character in the 1999 Buick Riviera VIN — Plant Code(s)

Known 1999 Buick Riviera Assembly Factory VIN Code(s)

Plant Code Plant City Plant State Plant Country Plant Company Name Example VIN
4 Orion Michigan United States Na-Gm Corp 1G4GD2210X4700782

VIN Characters 12 - 17 of a 1999 Buick Riviera

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

Check your Buick Riviera’s VIN below:

How to find a 1999 Buick Riviera’s VIN?

Locating the VIN number on your 1999 Buick Riviera is key for identification. Here’s how to find it:

  1. Look at the dashboard on the driver’s side of your 1999 Buick Riviera, near the windshield, for the VIN plate which is typically visible from outside the vehicle.
  2. Examine the driver’s side door jamb on your Buick Riviera for a sticker that has the VIN written on it; this is where the door latches when closed.
  3. Check the frame of the car; for many vehicles, including the 1999 Buick Riviera, the VIN may be stamped onto the chassis in the engine bay.
  4. Look at the vehicle’s insurance card/insurance policy or title/registration documents, which should also list the VIN for your 1999 Buick Riviera.
VIN Decoder

What info can a 1999 Buick Riviera VIN reveal?

  • Model Year: The VIN can reveal the vehicle’s model year, providing insights into the age and potential market value of the vehicle.
  • Body Class and Size: A VIN can specify the body class, offering detailed insights into the vehicle’s design and structure. In this case, for the 1999 model, the VIN discloses it as a Coupe with 2 doors, potentially indicating its passenger capacity.
  • Engine Specifications: Insights into the vehicle’s engine can be extracted from the VIN, revealing a V-shaped, 3.8 Liter engine with 6 cylinders and sequential fuel injection (SFI) for fuel delivery.
  • Safety Features: Safety mechanisms such as the presence of front airbags for the 1st row (driver and passenger) and the type of seat belt (manual) are specified, indicating key safety features of the vehicle.
  • Manufacturing Location: The VIN reveals detailed manufacturing information, including the assembly location and manufacturer, providing insights into the geographical origin and production specifics.
  • Fuel Delivery System: The specific type of fuel injection system used by the engine, in this case Sequential Fuel Injection (SFI), highlights the vehicle’s fuel management technology for efficient engine performance.
  • Other Engine Info: Additional details about the engine, such as the nameplate indicating Chevrolet, Buick, provide deeper insights into the engine’s branding and potential performance characteristics.
VIN Decoder

Don’t have your 1999 Buick Riviera’s VIN handy? Try our license plate lookup instead!

Sample VIN Decode Report for a 1999 Buick Riviera

Vehicle Spec Value
Body Class Coupe
Displacement (CC) 3800.0
Displacement (CI) 231.89022755998
Displacement (L) 3.8
Doors 2
Engine Configuration V-Shaped
Engine Number of Cylinders 6
Front Air Bag Locations 1st Row (Driver and Passenger)
Fuel Delivery / Fuel Injection Type Sequential Fuel Injection (SFI)
Model Riviera
Model Year 1999
Other Engine Info Name Plate: Chevrolet, Buick
Plant City Orion
Plant Company Name NA-GM Corp
Plant Country United States
Plant State Michigan
Seat Belt Type Manual
Valve Train Design Overhead Valve (OHV)
Vehicle Descriptor 1G4GD221*X4
Vehicle Type Passenger Car
Sample_VIN 1G4GD2210X4700782

Decode other Riviera Years

Get a 1999 Buick Riviera History Report

1999 Buick Riviera
VIN: 1G4GD2218X4701386

7900

Vehicle Mileage Mileage:
44444
Vehicle Location Location:
Hutto, TX
1999 Buick Riviera
VIN: 1G4GD2213X4701456

0

Vehicle Mileage Mileage:
83750
Vehicle Location Location:
Shawano, WI
1999 Buick Riviera
VIN: 1G4GD2216X4700849

4995

Vehicle Mileage Mileage:
236019
Vehicle Location Location:
Lebanon, TN
1999 Buick Riviera
VIN: 1G4GD2218X4700206

5995

Vehicle Mileage Mileage:
105801
Vehicle Location Location:
Saint Louis Park, MN
1999 Buick Riviera
VIN: 1G4GD2214X4701305

16500

Vehicle Mileage Mileage:
22287
Vehicle Location Location:
Houston, TX
1999 Buick Riviera
VIN: 1G4GD2213X4701554

3995

Vehicle Mileage Mileage:
120753
Vehicle Location Location:
Alabaster, AL
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