Free Buick VIN Decoder

Discover the elegance and advanced features of your Buick. Use our free VIN decoder below to begin exploring its unique history.

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How to decode a Buick VIN

Characters 1-3 of a Buick VIN

World Manufacturer Identifier (WMI) codes are unique three-character codes allocated to car manufacturers to identify the make and origin of their vehicles. For Buick, a brand under General Motors LLC based in Warren, Michigan, USA, several WMIs have been assigned over different periods, highlighting various models and types. Vehicles with the WMI code starting with 2G4 and 1G4, for example, are recognized as Buick passenger cars produced in years ranging from 1981 to 2017. The WMI 3G4 denotes Buick passenger cars manufactured in the early ’90s, specifically from 1990 to 1991 and 1993 to 1994. Such distinctions help in identifying the vehicle’s manufacturer, type, and production location, offering valuable information for regulatory, service, and manufacturing purposes.

List of WMI Codes for a Buick

WMI Manufacturer Name Vehicle Type City State or Province Country Model Years Covered Example VIN
2G4 General Motors LLC Passenger Car Warren Michigan United States 1988-2009, 2011-2017 2G4WJ532551254053
W04 Adam Opel AG Passenger Car Russelsheim Germany 2011, 2016-2020 W04WV3N50GG051639
1G4 General Motors LLC Passenger Car Warren Michigan United States 1981-2019 1G4AL19E8E6495127
3G4 General Motors LLC Passenger Car Warren Michigan United States 1990-1991, 1993-1994 3G4AL54N0LS600458
5GA General Motors LLC Multipurpose Passenger Vehicle (MPV) Warren Michigan United States 2004-2024 5GAER137781225095
KL4 General Motors LLC Multipurpose Passenger Vehicle (MPV) Warren Michigan United States 2013-2024 KL4CJCSB0DB019579
LRB General Motors LLC Multipurpose Passenger Vehicle (MPV) Warren Michigan United States 2016-2023 LRBCJASB1KY003717
3G5 General Motors LLC Multipurpose Passenger Vehicle (MPV) Warren Michigan United States 2002-2007 3G5DA03E02S506520

Characters 4-8 are the Vehicle Descriptor Section (VDS) of a Buick VIN

These characters correspond to components like:

  • Engine type
  • Transmission
  • Model or trim
  • Body style
  • Gross vehicle weight range

Below find the most popular vehicle descriptor codes for a Buick:

100 Most Common VDS for a Buick
WJ532WF532WF582WH587WJ582WV3N5WT3N5WJ3N5WG3N5WH3N5
AL19EAH273AH51RAL51WAL51RAL513AH51NAL51NAH54NAL54N
AH54RAG54NAG55NAH55NAH85NAL55NAG55MAG554AG85MAH55M
WY52MWS52MWS52JWY55JWS55JAH84NAW69YAX37YAV35YAX69Y
AU69YCW69BCW513BV81YCW51CCW54CCX54CCU54CER137EV137
EV237ER237ER13DEV23DER23DEV13DLVAEDLVBEDLRBEDLRCED
LVCEDLRAEDKRCEDKVAEDKRAEDKVCEDKRBEDKVBEDKRDEDKVDED
KRDKDKVDKDKVCKDKRBKDKVBKDKRCKDKRAKDKVAKDERAKWEVBKW
ERDKWERCKWEVCKWEVAKWERBKWCJCSBCJDSBCJFSBCJGSBCJBSB
CJASBCJHSBCJESBCJ2SMCJFSMCJHSMCJ1SMCJDSMCJGSMCJ1SB

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 Buick 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 Buick VIN — Year Code

Year Code Year
R 2024
P 2023
N 2022
M 2021
L 2020
K 2019
J 2018
H 2017
G 2016
F 2015
E 2014
D 2013
C 2012
B 2011
A 2010
9 2009
8 2008
7 2007
6 2006
5 2005
4 2004
3 2003
2 2002
1 2001
Y 2000
X 1999
W 1998
V 1997
T 1996
S 1995
R 1994
P 1993
N 1992
M 1991
L 1990
K 1989
J 1988
H 1987
G 1986
F 1985
E 1984
D 1983
C 1982
B 1981

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

Known Buick Assembly Factory VIN Code(s)

Plant Code Plant City Plant State Plant Country Plant Company Name Example VIN
1 Oshawa #2 Ontario Canada 2G4WJ532551254053
2 Ste. Therese Quebec Canada Na-Gm Corp 3G4AG55M5R2601432
4 Orion Michigan United States Na-Gm Corp 1G4HP54K0Y4111347
5 Bowling Green Kentucky United States Na-Gm Corp 1G4HR54K055U28349
6 Oklahoma City Oklahoma United States 1G4AL19E8E6495127
9 Oshawa #1 (Osh) Ontario Canada Gmna 2G4GR5EC0B9173378
A Lakewood Heights Georgia United States Lakewood Assembly 1G4BV81Y7JA404952
B Bupyeong South Korea Gm Korea KL4CJCSB0DB019579
C Lansing - South Plant Michigan United States Na-Lad 1G4NM54N7NC626286
D Doraville Georgia United States Na-Mcd 1G4AH2731GD479956
E Linden New Jersey United States 1G4AZ57N0BE431643
F Kansas City Kansas United States Fairfax Ii 1G4GL5EG0AF258392
G Gliwice Voivodeship Poland Gm Europe W04WV3N50GG051639
H Flint Michigan United States 1G4AW69Y8CH469370
J Lansing Michigan United States Lansing Delta Township 5GAEV13708J109183
K Kansas City Missouri United States Leeds Assembly 1G4AM47A1BK157215
M Lansing - North Plant Michigan United States Na-Lad (Oldsmobile) 1G4NJ14U8JM000968
P Pontiac Michigan United States Pontiac Assembly 1G4GJ47A6FP422061
R Arlington Texas United States 1G4AM47A7DR416414
S Ramos Arizpe Mexico 3G4AL54N0LS600458
T Sleepy Hollow New York United States Tarrytown Assembly 1G4AH51R2HT435888
U Detroit Hamtramck Michigan United States Gmna 1G4ZS5SS0HU120670
W Ypsilanti Twp Michigan United States Willow Run Assembly 1G4BR83E1MW404671
X Kansas City Kansas United States Fairfax Assembly 1G4AV35Y1DX475123
Y Yantai Shandong China Dong Yue South LRBCJASB1KY003717
Z Fremont California United States 1G4AM47A4BZ140268

VIN Characters 12 - 17 of a Buick

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

Want to unlock even more detailed info about your vehicle?

How to find a Buick’s VIN?

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

  1. Look at the lower left corner of the dashboard in front of the steering wheel in your Buick. This is visible through the windshield on a metal or plastic plate.
  2. Examine the driver’s side door jamb on your Buick. The VIN can typically be found on a sticker or metal plate where the door latches when closed.
  3. Check the insurance or registration card for your Buick. The VIN should be printed on any legal or official document related to the vehicle.
  4. Search under the hood of your Buick. VINs are often found on a metal plate attached to the engine block or other components.
  5. Review the vehicle’s manual or maintenance records. Many times, the VIN is recorded in documents pertaining to the car’s service history.
VIN Decoder

What info can a Buick VIN reveal?

  • Model Year: The VIN could possibly provide insights into the vehicle’s model year, such as 2018, potentially offering an understanding of the vehicle’s age and historical value.
  • Vehicle Type and Body Class: It may indicate the type of vehicle as a Passenger Car, possibly with a body class of Sedan/Saloon, revealing information about the vehicle’s design and purpose.
  • Engine Specifications: Engine details, including a V-Shaped configuration, a displacement of 3.6 liters (or 3600.0 CC), and features like Direct Injection and Variable Valve Timing, might offer insights into the vehicle’s potential performance capabilities.
  • Safety Features: Information about safety features may be encoded, potentially indicating the presence of standard safety technologies such as Anti-lock Braking System (ABS), Automatic Crash Notification, and Front Air Bag Locations in the 1st row for both driver and passenger, suggesting a focus on safety.
  • Drive Type and Transmission: The VIN might reveal the drive type, such as AWD/All-Wheel Drive for improved handling and traction, along with potential transmission details like an automatic style with 6 speeds, hinting at both vehicle performance and driving experience.
  • Fuel Type and Efficiency Features: By decoding a VIN, one might learn about the vehicle’s primary fuel type, possibly Gasoline for this model, along with features aimed at enhancing fuel efficiency such as the Engine Model LGX’s Direct Injection and Variable Valve Timing.
  • Advanced Technology and Comfort Features: The presence of advanced features like Adaptive Cruise Control (ACC) could potentially be decoded from the VIN, providing insights into the vehicle’s technological capabilities and comfort offerings.
VIN Decoder

Decode a Buick VIN

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

Sample VIN Decode Report for a Buick

Vehicle Spec Value
Active Safety System Note Rear park assist: Standard; Rear Cross-Traffic Alert: Standard
Adaptive Cruise Control (ACC) Optional
Anti-lock Braking System (ABS) Standard
Auto-Reverse System for Windows and Sunroofs Standard
Automatic Crash Notification (ACN) / Advanced Automatic Crash Notification (AACN) Standard
Automatic Pedestrian Alerting Sound (for Hybrid and EV only) Standard
Axles 2
Backup Camera Standard
Base Price ($) 38670.00
Blind Spot Warning (BSW) Standard
Body Class Sedan/Saloon
Crash Imminent Braking (CIB) Optional
Curtain Air Bag Locations All Rows
Daytime Running Light (DRL) Standard
Displacement (CC) 3600.0
Displacement (CI) 219.68547874103
Displacement (L) 3.6
Doors 4
Drive Type AWD/All-Wheel Drive
Dynamic Brake Support (DBS) Standard
Electronic Stability Control (ESC) Standard
Engine Configuration V-Shaped
Engine Model LGX - Direct Injection, Variable Valve Timing, ALUM, GEN 2
Engine Number of Cylinders 6
Forward Collision Warning (FCW) Standard
Front Air Bag Locations 1st Row (Driver and Passenger)
Fuel Type - Primary Gasoline
Keyless Ignition Standard
Knee Air Bag Locations 1st Row (Driver and Passenger)
Lane Departure Warning (LDW) Standard
Lane Keeping Assistance (LKA) Standard
Model LaCrosse
Model Year 2018
Number of Seat Rows 2
Number of Seats 5
Number of Wheels 4
Parking Assist Optional
Pedestrian Automatic Emergency Braking (PAEB) Optional
Plant City Detroit Hamtramck
Plant Company Name GMNA
Plant Country United States
Plant State Michigan
Seat Belt Type Manual
Semiautomatic Headlamp Beam Switching Standard
Series Premium AWD Group
Side Air Bag Locations 1st and 2nd Rows
Steering Location Left-Hand Drive (LHD)
Tire Pressure Monitoring System (TPMS) Type Direct
Top Speed (MPH) 130
Traction Control Standard
Transmission Speeds 6
Transmission Style Automatic
Valve Train Design Dual Overhead Cam (DOHC)
Vehicle Descriptor 1G4ZS5SS*JU
Vehicle Type Passenger Car
Wheel Base (inches) From 114.40
Wheel Size Front (inches) 18
Wheel Size Rear (inches) 18
Windows 4
Sample_VIN 1G4ZS5SS0JU105754

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