A free Buick VIN decoder allows you to look up options, models, years, engines, transmissions, and specifications. In addition, you can also check the title records and accidents by clicking Check History. To check what engine, transmission, and options are installed on your vehicle, use this free online VIN Decoder Tool.
HOW TO DECODE BUICK VIN
Position 1
This position of the VIN is used to identify the country or final assembly point of the Buick. Buick vehicles are manufactured in several countries, such as the United States, Canada, Korea, and Germany.
- 1, 4, 5 – US
- 2 – Canda
- 3 – Mexico
- K – Korea
- W – Ger
Position 2
This is the number that is used to identify the Buick manufacturer.
Position 3
This provides information on the brand division. This number makes it possible to point out the exact division of the manufacturer in cases where they have multiple divisions.
The first three positions are also known as the World Make Identifiers (WMI). Some of the examples for your Buick may be as follows:
| Mark | WMI | Manufacturer | Brand Owner | Country Code | Country |
| BUICK | 1G4 | GM (USA) | GM | 1G | USA |
| BUICK | 2G4 | GM (CAN) | GM | 2G | Canada |
| BUICK | 3G4 | GM (MEX) | GM | 3G | Mexico |
| BUICK | 5GA | GM (USA) | GM | 5G | USA |
| BUICK | KL4 | GM-DAT (KOR) | GM | KL | Korea |
| BUICK | LSG | Shanghai General Motors Corp Ltd (CHN) | GM | LS | China |
| BUICK | W04 | Adam Opel AG (PL) | GM | W0 | Poland |
Position 4 – 5
Positions four through five are used to identify the model of your Buick’s model and its execution.
- B_ – LeSabre (until 1985)
- B_ – Roadmaster (1991 … 1996)
- B_ – Electra Estate Wagon (1980 … 1989)
- B_ – LeSabre Estate Wagon (1980 … 1989)
- B_ – Roadmaster Estate Wagon (1991 … 1996)
- CU – Avenue General Description Ultra Park then
- CW – Avenue General Description Park then
- G_ – LeSabre (2000 …)
- G1 – LaCrosse 1SV
- G2 – the Regal 1SV
- G3 – the Regal the Sport the Touring
- G4 – the Sport LaCrosse the Touring
- G8 – the Regal (for export )
- G9 – LaCrosse (export)
- GA – LaCrosse Base
- GB – LaCrosse Leather
- GC – LaCrosse Leather AWD
- GD – LaCrosse Premium
- GE – LaCrosse Premium AWD
- GF – LaCrosse Touring
- GK – Regal Leather
- GL – Regal Leather AWD
- GM – Regal Fleet
- GN – Regal I w Premium / eAssist
- GP – Regal Premium I
- GR – Regal Premium I AWD
- GS – Regal Premium II
- GT – Regal Premium II AWD
- GU – Regal GS
- GV – Regal GS AWD
- HP – Le Sabre Custom (1986 … 1999)
- HR – le Sabre Limited (1986 … 1999)
- the P1 – the Verano Base
- PP – the Verano 1SD
- PR – the Verano Convenience 1SG
- PS – the Verano Leather A 1SL
- PT – the Verano Premium 1ST (Turbo)
- PV – the Verano 1SV
- PW – the Verano the Sport the Touring
- WB – the Regal the LS
- WC – Lacrosse (Allure in Canada) the CX
- WF – the Regal the GS
- WG – Cascada 1SV (PL) (code of the WMI = W04)
- WH – Cascada (PL) (the WMI = W04 code)
- WS – Century Custom
Position 6 Body Variant
Position 6 indicates the body variance of your Cadillac vehicle. These may be as shown below:
- 1 – 2 door compartment
- 2 – 2 door Sedan
- 3 – 2 door Convertible
- 5 – 4 door Sedan
- 6 – 4 door Sedan, Hatchback
- 8 – 5 door wagon/ hatch
- 9 – touring
Position 7 Security Systems
This number identifies the Security Systems that make up your Buick.
- 1 – Seat belts
- 2 – Seat belts and dual front airbags
- 3 – Seat belts and driver’s airbag
- 4 – Safety belts. Front and side airbags
- 5 – Seat belts. Front and side driver’s airbag
- 6 – Seat belts. Front and side airbags. Occupancy sensor passenger
- 7 – Seat belts. Front and side airbags. Side airbags for the rear seats
- 9 – Static seat belts (only very old models)
Position 8 Engine
This position identifies the engine specifications of your Buick. Some of these engine specifications are as shown below:
- 1 – 3.8L V6 (L67)
- 2 – 1.3L L4 (LY8)
- 3 – 3.6L V6 (LFX)
- 4 – 2.2L L4 (LN2)
- 5 – 1.6L L4 (LWC)
- 6 – 2.2L L4 (L42)
- 8 – 1.8L L4 (LV6)
- 9 – 4.6L V8 (L37)
- A – 2.3L L4 (LG0)
- C – 4.0L V8 (L47)
- D – 2.3L L4 (LD2)
- E – 3.4L V6 (LA1)
- E – V8 5.0L (L03)
- F – 2.2L L4 (L61)
- F – 5.0L V8 (LB9)
- G – 5.7L V8 (LS1)
- H – 5.0L V8 (LX5)
- H – 5.0L V8 (LG4)
- J – 3.1L V6 (LG8)
- K – 2.4L L4 (LEA)
- K – 3.8L V6 (L36)
- L – 1.8L L4 (LNK)
- M – 1.4L L4 (L95)
- M – 2.6L V6 (LY9)
- N – 3.2L V6 ( LA3)
- P – 2.0L L4 (LSJ)
- P – 5.7L V8
- R – 2.4L L4 (LUK)
- R – 3.0L V6 (L81)
- S – 5.7L V8 (LS6)
- S – 2.8L V6 (LB8)
- T – 2.4 L4 L (LD9)
- U – 6.0L V8 (LS2)
- V – 2.0L L4 (LHU, Turbo)
- W – 4.3L L6
- X – 2.0L L4 (LTG, Turbo)
- Y – 4.6L V8 (LD8)
Position 9 Check Sum
Position nine is the check number and is used to validate the Buick VIN algorithmically.
Position 10 Model Year
The VIN’s tenth position identifies your Buick model’s production year.
| Year of Issue | Designation | Year of Issue | Designation | Year of Issue | Designation |
| 1971 | 1 | 1991 | M | 2011 | B |
| 1972 | 2 | 1992 | N | 2012 | C |
| 1973 | 3 | 1993 | P | 2013 | D |
| 1974 | 4 | 1994 | R | 2014 | E |
| 1975 | 5 | 1995 | S | 2015 | F |
| 1976 | 6 | 1996 | T | 2016 | G |
| 1977 | 7 | 1997 | V | 2017 | H |
| 1978 | 8 | 1998 | W | 2018 | J |
| 1979 | 9 | 1999 | X | 2019 | K |
| 1980 | A | 2000 | Y | 2020 | L |
| 1981 | B | 2001 | 1 | 2021 | M |
| 1982 | C | 2002 | 2 | 2022 | N |
| 1983 | D | 2003 | 3 | 2023 | P |
| 1984 | E | 2004 | 4 | 2024 | R |
| 1985 | F | 2005 | 5 | 2025 | S |
| 1986 | G | 2006 | 6 | 2026 | T |
| 1987 | H | 2007 | 7 | 2027 | V |
| 1988 | J | 2008 | 8 | 2028 | W |
| 1989 | K | 2009 | 9 | 2029 | X |
| 1990 | L | 2010 | A | 2030 | Y |
Position 11 Assembly Plant
Position 11 identifies the plant where your Buick was assembled. This number makes it possible to identify the exact assembly plant for those manufacturers with a number of plants. Some of Buick’s plans are as follows:
- 0 – Lansing – Grand River, MI ( USA)
- 1 – Oshawa # 2, ON (CAN)
- 4 – Orion, MI (USA)
- 5 – Bowling Green, KY (USA)
- 7 – Lordstown, OH (USA)
- 9 – Oshawa # 1, ON (CAN)
- A – Arlington, TX (USA)
- C – Changwon (KOREA)
- F – Fairfax, KS (USA)
- G – Gliwice (POLAND)
- L – Elizabeth (AUS)
- L – San Luis Potosi (MEX )
- S – Ramoz Arizpe (the MEX)
- U – The Detroit, MI (USA)
- X – not for sale (USA)
Position 12-17 Serial Number
This sequence of six numbers is known as the Buick’s serial number. The serial number identifies the exact car holding the VIN, which is not standardized. These characters are selected depending on the manufacturer’s preference.
BUICK VIN NUMBER LOCATION
The Buick VINs can be located in several places on the vehicle. These areas are as follows:
- Stamped on the upper left side of the engine near the carburetor.
- Die-stamped on the upper left side of the engine at the number one cylinder.
- Usually stamped directly into the frame or on a tag attached to the frame.
- Stamped on a plate attached to the top of the right frame side rail, and located ahead of the front body bracket.
- Stamped on the crankcase at the front end of the block just forward of the right cylinder head.
BUICK MODELS
Buick models are as follows:
- Buick Encore
- Buick Verano
- Buick Cascada
- Buick Enclave
- Buick LaCrosse
- Buick Regal
- Buick Century
- Buick LeSabre
- Buick Lucerne
- Buick Model 21
- Buick Model 26
- Buick Model 32
- Buick Model 33
- Buick Model 38
- Buick Model 39
- Buick Model 41
- Buick Park Avenue
- Buick Rainier
- Buick Reatta
- Buick Rendezvous
- Buick Riviera
- Buick Super Riviera
- Buick Roadmaster
- Buick Skylark
- Buick Terraza
EXAMPLE DECODED BUICK VIN
VIN: 1G4GJ117XHP400001
WMI: 1G4
VDS: GJ117X
VIS: HP400001
Manufacturer: Buick GM Canada
Brand: Buick
Model: Regal
Region/ Plant: Orion Michigan USA
Check: X
Year: 2017
Sequential Number: 00001
Approximate Mileage: New
OPTIONS AND FEATURE CODES
| Option Code |
Description |
| 5XQ | LPO, 19″ (48.3 cm) machine-faced aluminum wheels |
| A45 | Memory settings |
| A51 | Seats, front bucket |
| A6C | Seat adjuster, passenger, 4-way manual, 2-way power vertical |
| AE2 | Trunk latch, safety |
| AEF | Window, power |
| AEQ | Windows, power |
| AG1 | Seat adjuster, driver 8-way power |
| AG2 | Seat adjuster, front passenger 8-way power |
| AHR | Head restraints, 4-way adjustable |
| AKX | Windshield, solar absorbing |
| AL0 | Air bag, Passenger Sensing System |
| AP9 | Cargo net |
| APG | Seat adjuster, driver 4-way power lumbar |
| AQQ | Remote Keyless Entry |
| ASV | Sensor, humidity |
| ATH | E-Z Key Passive Entry System |
| AW7 | Air bags, dual-stage frontal and side-impact, driver and right-front passenger |
| AXG | Window, power |
| B34 | Floor mats, carpeted front |
| B35 | Floor mats, carpeted rear |
| B7Y | Sill plates, front |
| B85 | Moldings, bodyside |
| BTM | Keyless start |
| BTV | Remote vehicle starter system |
| C3U | Moon roof, power |
| C59 | Air vents, rear |
| CAV | LPO, Cargo tray |
| CJ2 | Air conditioning, dual-zone automatic climate control |
| D70 | Axle, 2.77 final drive ratio |
| D7B | Door handles, body-color |
| DA5 | Armrest, rear center |
| DB3 | Sunshade, power |
| DD8 | Mirror, inside rearview auto-dimming |
| DH6 | Visors, driver, and front passenger illuminated vanity mirrors |
| DLF | Mirrors, outside heated power-adjustable |
| DLG | Mirrors, outside heated power-adjustable |
| F45 | Chassis continuously variable real-time damping |
| F46 | Drivetrain, all-wheel drive |
| FE9 | Emissions, Federal requirements |
| FX3 | StabiliTrak, stability control system |
We hope you find the Buick VIN Decoder guide helpful. Check these troubleshooting and repair guides for more help on your Buick.
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