Buick VIN Decoder and Options List
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Article By: Dale Ogden
Dale Ogden is the founder of Check Your Spec and a recognized automotive expert with over 20 years of experience in vehicle valuations, forecasting, and asset management. A former Forecast Manager at CAP HPI – the UK’s leading vehicle valuation authority (think of them as the equivalent to Kelley Blue Book). He pioneered EV depreciation models now used by top manufacturers and has produced residual values for over 10,000 vehicles. Dale’s insights are trusted by automotive professionals, enthusiasts, and buyers worldwide.
Table of Contents
Free Buick VIN Decoder
What Is A Buick VIN Decoder?
Your Buick VIN is basically a unique social security number. No two cars have the same VIN. It’s a 17 character code that tells you a ton of information about your car, including (sometimes) some of the option codes.
So checking the VIN of a Buick can be a smart move if you’re considering buying a used one or just curious about your current car’s background. That 17 character code holds a lot of information and a VIN check can tell you things like where the car was made, its original model year, who owned it before, and if it has a history of accidents.
You can also find out if there are any title problems, like if it’s been salvaged or flooded, and even check for open recalls. To get the most out of a Buick VIN decoder, use a reliable online service or database, take the time to carefully review the report, and compare what you find with other information, like a mechanic’s inspection, to get the full picture.
What Are Buick Option Codes?
Lets say you’re buying a new Buick. You get to pick all sorts of things; the color, whether you want heated seats, fancy sound system, all that jazz.
Well, behind the scenes, Buick (and all car companies) uses a secret code for each one of those choices. Think of it like a shortcut. Instead of writing out “Heated Front Seats” a million times, they just use a short code, like “KA1”.
So, a Buick option code is basically a short, usually 3 character code that represents a specific feature, package, or option that was added to your car when it was built at the factory.
These codes help Buick keep track of what went into each car, and they’re also useful for things like ordering parts or figuring out what features your car actually has. You can usually find these codes on a sticker in your glove box or on the door frame.
Buick Paint Codes
WA8555/41/41U – Black
WA817K – Dark Garnet Metallic
WA815T/32U – Emerald Green Metallic
WA414P – Cocoa Metallic
WA894F – Summit White
WA8867 – Silver Ice Metallic
WA636R – Blue Velvet Metallic
WA464C – Crimson Red Tintcoat
WA898T – Ebony Twilight Metallic
WA501Q – Crystal White Tricoat
WA722J – Coastal Blue Metallic
WA723H – Rosewood Metallic
WA403P – Son of a Gun Gray Metallic
WA139X – Pewter Metallic
WA9260 – Sand Beige Metallic
WA9840 – Dark Slate Metallic
WA382E – Sport Red Tintcoat
WA574Q – Brilliant Blue Metallic
Buick Interior Trim Codes
192 – Jet Black
193 – Light Neutral
194 – Dark Galvanized with Ebony accents
H0U – Cloth Trim, Light Neutral
H1T – Leather Trim, Jet Black
H1Y – Leather Trim, Brandy
H2L – Leather Trim, Shale
H2X – Leather Trim, Ebony
H4G – Leather Trim, Cocoa
H6W – Leather Trim, Titanium
Engine and Transmission Codes
- LTG: 2.0L Turbocharged I4
- LXV: 3.6L V6
- LYX: 3.6L V6 (Older models)
- L3A: 1.2L Turbo I3
- L3T: 2.7L Turbo I4
- LGG: 3.6L V6
- LGD: 2.5L I4 (Older models)
- LE2: 1.4L Turbo I4 (Older models)
- Transmission Codes:
- MNK: 9-Speed Automatic
- M3D: 6-Speed Automatic (Older models)
- MH8: 8-Speed Automatic
- MGM: 6-Speed Automatic
- MX7: 9-Speed Automatic
Technology and Convenience Options Codes
UVH: Surround Vision (360-degree camera)
UQS: Bose Premium Sound System
IOU: Buick Infotainment System with Navigation
IOS/IOT: Buick Infotainment System (base or upgraded version)
K4C: Wireless Charging
UFG: Rear Cross Traffic Alert
UKC: Lane Change Alert with Side Blind Zone Alert
UHX: Lane Keep Assist with Lane Departure Warning
UE4: Following Distance Indicator
UEU: Forward Collision Alert
TQ5: Intellibeam Headlamps (Automatic High Beam Control)
CE1: Automatic Rain Sensing Wipers
AX7: Heated Front Seats
KA1: Heated Driver and Front Passenger Seats
KB6: Heated Rear Seats
AVK: Driver and Front Passenger Ventilated Seats
ATH: Keyless Open and Start
UD7: Rear Park Assist
V92: Trailering Package
VRG: Body-Color Molded Assist Steps
BTV: Remote Vehicle Starter System
UG1: Universal Home Remote
DL3: Outside Heated Power Adjustable Mirrors, manual folding
DL8: Outside Heated Power Adjustable Mirrors, power folding
UTJ: Theft Deterrent System
UTR: Theft Deterrent System, unauthorized entry
UVD: Heated Steering Wheel
UQA: Bose Sound System (less common than UQS)
VV4: OnStar 4G LTE Wi-Fi Hotspot
DW8: Outside Heated Power Adjustable Mirrors with Turn Signal Indicators
Wheels and Tire Codes
UVH: Surround Vision (360-degree camera)
UQS: Bose Premium Sound System
IOU: Buick Infotainment System with Navigation
IOS/IOT: Buick Infotainment System (base or upgraded version)
K4C: Wireless Charging
UFG: Rear Cross Traffic Alert
UKC: Lane Change Alert with Side Blind Zone Alert
UHX: Lane Keep Assist with Lane Departure Warning
UE4: Following Distance Indicator
UEU: Forward Collision Alert
TQ5: Intellibeam Headlamps (Automatic High Beam Control)
CE1: Automatic Rain Sensing Wipers
AX7: Heated Front Seats
KA1: Heated Driver and Front Passenger Seats
KB6: Heated Rear Seats
AVK: Driver and Front Passenger Ventilated Seats
ATH: Keyless Open and Start
UD7: Rear Park Assist
V92: Trailering Package
VRG: Body-Color Molded Assist Steps
BTV: Remote Vehicle Starter System
UG1: Universal Home Remote
DL3: Outside Heated Power Adjustable Mirrors, manual folding
DL8: Outside Heated Power Adjustable Mirrors, power folding
UTJ: Theft Deterrent System
UTR: Theft Deterrent System, unauthorized entry
UVD: Heated Steering Wheel
UQA: Bose Sound System (less common than UQS)
VV4: OnStar 4G LTE Wi-Fi Hotspot
DW8: Outside Heated Power Adjustable Mirrors with Turn Signal Indicators
Wheels and Tire Codes
Q5U: 18″ Aluminum Wheels
PZX: 20″ Polished Aluminum Wheels
RQK: 18″ Machined-Face Aluminum Wheels
SLW: 20″ Ultra-Bright Machined Aluminum Wheels with Dark Pockets
SJ9: 20″ Aluminum Wheels with Technical Gray Pockets
Q94: 19″ Aluminum Wheels
Safety and Security Codes
AJ7: Airbags, Front and Side Impact, Driver and Front Passenger
AL0: Sensor Indicator Inflatable Restraint, Front Passenger/Child Presence Detector
NZZ: Underbody Shield
AXH: Automatic Locking Rear Differential (rare, usually for towing packages)
JL4: StabiliTrak, Stability Control System
SAF: Tire Inflation Kit
Seating and Interior Codes
AG1: Driver 8-Way Power Seat Adjuster
AG2: Front Passenger 8-Way Power Seat Adjuster
AQ9: Front Bucket Seats
AT8: 2-Way Power Lumbar
DA5: Center Console
DD8: Auto Dimming Inside Rearview Mirror
AH5: Manual Lumbar Control
A2X: 8-Way Power Passenger Seat Adjuster
A45: Memory Package
ASF: Airbags, Knee, Driver and Front Passenger
AYK: Airbags, Side Impact, Rear Passengers
Package Codes
WPT: Driver Confidence Package
WPJ: Driver Confidence Package II
W2D: Experience Buick Package
PCF: Premium Seat Package
ZJD: Premium Suspension Package
R6S: Sun and Sound Package
ZL5: Sport Touring Package
PQA: Sights and Sounds Package
PDJ: Technology Package
ZY1: Solid Paint
Common Buick Codes
FE9: Federal Emissions
GU4: 3.08 Axle Ratio
RRS: Spare Tire
T4F: Headlamps, High Intensity Discharge (HID)
C67: Automatic Air Conditioning
N38: Tilt and Telescopic Steering Column
UVD: Heated Steering Wheel
V08: Heavy-Duty Cooling System
G80: Limited Slip Differential (rare)
KW7: 170 Amp Alternator
K05: Engine Block Heater
C3U: Power Sunroof
VK3: Front License Plate Bracket
Buick Model Codes
1AR: Encore
1AX: Encore GX
1GX: Envista
1NZ: Envision
1SZ: Enclave
Manufacturer Codes
| Code | Manufacturer |
|---|---|
| 1G4 | Buick (USA) |
| 3G5 | Buick (Mexico) |
Model Codes
| Code | Model |
|---|---|
| G | Regal |
| K | Encore |
| H | Enclave |
| D | LaCrosse |
| J | Verano |
Body Type Codes
| Code | Body Type |
|---|---|
| S | Sedan |
| W | Wagon |
| U | SUV |
Engine Codes
| Code | Engine |
|---|---|
| LN4 | 2.0L Turbo I4 |
| LF1 | 3.0L V6 |
| LGX | 3.6L V6 |
Plant Codes
| Code | Plant |
|---|---|
| P | Detroit-Hamtramck, USA |
| M | Fairfax, Kansas, USA |
| G | Lake Orion, Michigan, USA |
Buick Option Codes FAQ
What are Buick option codes?
Buick option codes, also called RPO codes (Regular Production Option codes), are the factory-assigned identifiers that tell you exactly how your vehicle was built. Each three-character alphanumeric code corresponds to a specific feature such as paint color, engine type, transmission, wheel design, or technology package. Checking your Buick’s option codes gives you a complete factory build sheet for your car or SUV.
Where can I find the option code list for my Buick?
On most modern Buicks (2018 and newer), you can find the full RPO option list by scanning the QR code located on the driver’s door jamb certification label. On older models, the Service Parts Identification (SPID) label is usually found in the glove box, spare tire well, or trunk. This label contains the complete set of option codes that match your VIN.
What do Buick paint codes look like?
Buick paint codes often start with “WA” followed by numbers (for example, WA8624 for Summit White). Some models also use short alphanumeric identifiers like “GB8” for Ebony Twilight Metallic. If you need to order touch-up paint or check your exterior color, the paint code is listed alongside the other Buick option codes.
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