Free Buick VIN Decoder
Decode any Buick VIN to see year, model, trim, engine, transmission, and plant location. Covers 1981–present. Powered by official NHTSA data.
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Enter it in our universal VIN decoder for instant results.
Decode Buick VIN NowBuick VIN Codes (WMI)
The first 3 characters of a VIN identify the manufacturer — this is the World Manufacturer Identifier (WMI).Buick uses these WMI codes:
1G4xLSDx
Buick VINs use GM's '1G4' code for US production. Some models (Envision) are assembled in China with 'LSD' WMI. Buick is GM's largest-selling brand in China.
Manufacturing Origin
Headquarters
United States
VIN Coverage
1981–present
WMI Codes
2
Popular Buick Models
Buick VIN Decoder FAQ
How do I decode a Buick VIN?+
Enter the 17-character VIN from your Buick into the decoder above. The tool queries the official NHTSA vPIC database and returns year, model, trim, engine, transmission, drive type, and manufacturing plant location — all free, instantly.
Where do I find the VIN on a Buick?+
On most Buick vehicles, the VIN is on the driver's side dashboard (visible through the windshield), the driver's door jamb sticker, the vehicle registration, and your insurance card. On Buick trucks, it may also be on a plate on the firewall under the hood.
What do Buick VIN numbers start with?+
Buick VINs commonly start with "1G4", "LSD". Buick VINs use GM's '1G4' code for US production. Some models (Envision) are assembled in China with 'LSD' WMI. Buick is GM's largest-selling brand in China.
Can I check Buick recalls by VIN?+
Yes. After decoding your Buick VIN, use our free Recall Check tool to see any open NHTSA safety recalls. You can also check recalls directly at otdcheck.com/tools/recall-check.
What Buick models can be decoded?+
Our decoder covers all Buick models from 1981–present, including Enclave, Encore GX, Envision, Envista, and more. Data comes from the official NHTSA manufacturer-submitted database.
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