VIN

Cadillac VIN Decoder

Decode any Cadillac VIN free — model year, assembly plant, engine and body codes. Pick a model below for the codes that apply to it specifically.

NHTSA · ISO 3779 · 32 models · Updated Sep 19, 2026
Quick answer

A Cadillac VIN is 17 characters. Positions 1–3 say who built it and where, 4–8 describe the body and engine, 9 is a check digit, 10 is the model year, 11 is the plant, and 12–17 are the serial number. On a Cadillac those first three characters are almost always 1GY, 1G6, 3GY — 96% of the 902 VINs decoded here start with one of them.

How to read a Cadillac VIN

Here is a real 2027 Cadillac VIN from our database, split into its parts:

1–3 · WMI1GY
4–8 · VDSC3RML
9 · Check3
10 · YearV
11 · PlantZ
12–17 · Serial701321

VIN 1GYC3RML3VZ701321 — decoded free on its own report page.

FIG.01·Cadillac VIN structure
PositionSectionWhat it tells you
1–3WMIWorld Manufacturer Identifier — country, manufacturer and vehicle type.
4–8VDSVehicle Descriptor Section — body style, engine, restraint system, series.
9Check digitA calculated digit that validates the whole VIN. Wrong digit = wrong VIN.
10Model yearOne character for the model year. Letters skip I, O, Q, U and Z.
11PlantThe assembly plant that built the car.
12–17SerialSequential production number of this exact vehicle.
ROWS 6·SOURCE ISO 3779 / NHTSA vPIC

Which Cadillac is it? Read the first three characters

Characters 1–3 are the World Manufacturer Identifier, and Cadillac runs 6 of them across 3 countries, so on a Cadillac the prefix alone tells you which line the car came off and what body it was built as. Counted across 902 Cadillac VINs decoded here:

FIG.02·Cadillac VIN prefixes and the models behind them
WMIBuilt inVehicle typeModels under this codeVINs on file
1GYUnited StatesEscalade, Escalade ESV, Escalade IQ, Escalade IQL, Lyriq + 5 more449
1G6United StatesAllante, ATS, Brougham, CT4, CT5 + 9 more343
3GYMexicoEscalade, Optiq, SRX76
2G6CanadaXTS26
1GEUnited StatesHearse2
2GECanadaFuneral Coach1
ROWS 6·SOURCE NHTSA vPIC · ForCar decoded VINs

Country and vehicle type come from the NHTSA manufacturer registry; the model column is counted from Cadillac VINs decoded on ForCar, so it reflects what people actually own, not the full production catalogue.

Model-year codes for Cadillac

Position 10 carries the model year, skipping I, O, Q, U and Z. The alphabet comes round every 30 years, which for Cadillac has already happened — 1997 and 2027 share the character V. All 47 model years of Cadillac, 1981 to 2027, with the character each one carries:

FIG.03·Cadillac VIN model-year codes
Model yearVIN character (position 10)Same character as
2027V1997
2026T1996
2025S1995
2024R1994
2023P1993
2022N1992
2021M1991
2020L1990
2019K1989
2018J1988
2017H1987
2016G1986
2015F1985
2014E1984
2013D1983
2012C1982
2011B1981
2010A
20099
20088
20077
20066
20055
20044
20033
20022
20011
2000Y
1999X
1998W
ROWS 30·SOURCE ISO 3779

When two years share a character, the check digit and serial range tell them apart — that is what the decoder does automatically.

Body and engine characters we see on Cadillac VINs

Positions 4 through 8 describe the build, and manufacturers assign them themselves — the same letter means different things on different marques. Across 902 VINs Cadillac uses 18 different characters in these three slots alone — the ones below, ordered by how much of the Cadillac fleet each covers:

FIG.04·Cadillac VIN body and engine characters
PositionCharacters seen on real VINsVariety
4 — bodyK (29%) · D (20%) · S (18%) · F (11%) · A (10%) · 1 (3%)6 distinct
5 — seriesN (20%) · 4 (13%) · P (12%) · 3 (6%) · Z (5%) · V (4%)6 distinct
8 — engineL (17%) · S (17%) · 3 (9%) · 4 (8%) · J (6%) · 6 (6%)6 distinct
ROWS 3·SOURCE ForCar decoded VINs

A character that dominates the column usually marks the body style the model was mostly sold in; a spread across several means multiple bodies or engines shared the same platform.

What a decoded Cadillac VIN gets you

Reading the characters is the easy part — the reason to decode a VIN is what sits behind it. For Cadillac that is 13,111 owner complaints and every recall campaign NHTSA has on record, keyed to the same VIN you just read:

FIG.05·Cadillac data available by VIN
DataFor this brandSource
Models covered32 Cadillac modelsForCar catalog
Recall campaigns655 across the brandNHTSA
Owner complaints13,111 filed by Cadillac ownersNHTSA
Model years covered46 years (1981–2026)ForCar catalog
VINs already decoded902 Cadillac VINs on fileForCar
ROWS 5·SOURCE NHTSA · EPA · ForCar

Where to find the VIN on a Cadillac

Before hunting for the plate, know what you are looking for: a genuine Cadillac VIN opens with one of 1GY, 1G6, 3GY, 2G6, 1GE, 2GE. Four places on a Cadillac carry that number, and all four must read the same — a mismatch on this brand is where fraud shows itself first.

FIG.06·Cadillac VIN locations
WhereHow to see itWhy it matters
Dashboard, driver sideThrough the windshield, bottom cornerEasiest to check before you touch anything
Driver door jambOpen the door, sticker on the pillarAlso lists tyre pressures and build date
Under the hoodFirewall or strut tower plateSurvives a windshield replacement
Title and insurancePaper documentsMust match the car — a mismatch means fraud or a swapped panel
ROWS 4·SOURCE ForCar

Decode a VIN by Cadillac model

Codes in positions 4–8 are assigned per model, not per brand, and Cadillac has 32 of them in our catalogue. 3 of the prefixes above cover more than one model, so the table on this page narrows it down but does not finish the job. Open the Cadillac you own for the plants, year codes and build characters that apply to it alone.

Cadillac 60 Special 1991–1993
VIN structure · Plants · Year codes
Cadillac Allante 1987–1993
VIN structure · Plants · Year codes
Cadillac ATS 2013–2019
VIN structure · Plants · Year codes
Cadillac Brougham 1987–1992
VIN structure · Plants · Year codes
Cadillac Catera 1997–2001
VIN structure · Plants · Year codes
Cadillac Celestiq 2025–2026
VIN structure · Plants · Year codes
Cadillac Cimarron 1981–1988
VIN structure · Plants · Year codes
Cadillac CT4 2020–2026
VIN structure · Plants · Year codes
Cadillac CT5 2020–2026
VIN structure · Plants · Year codes
Cadillac CT6 2016–2020
VIN structure · Plants · Year codes
Cadillac CTS 2003–2019
VIN structure · Plants · Year codes
Cadillac Deville 1981–2005
VIN structure · Plants · Year codes
Cadillac DTS 2006–2011
VIN structure · Plants · Year codes
Cadillac Eldorado 1981–2002
VIN structure · Plants · Year codes
Cadillac ELR 2014–2026
VIN structure · Plants · Year codes
Cadillac Escalade 1999–2026
VIN structure · Plants · Year codes
Cadillac Escalade ESV 2017–2026
VIN structure · Plants · Year codes
Cadillac Escalade IQ 2025–2026
VIN structure · Plants · Year codes
Cadillac Escalade IQL 2026–2026
VIN structure · Plants · Year codes
Cadillac Fleetwood 1981–1996
VIN structure · Plants · Year codes
Cadillac Hearse 1997–2011
VIN structure · Plants · Year codes
Cadillac Lyriq 2023–2026
VIN structure · Plants · Year codes
Cadillac Optiq 2025–2026
VIN structure · Plants · Year codes
Cadillac Seville 1981–2004
VIN structure · Plants · Year codes
Cadillac SRX 2004–2026
VIN structure · Plants · Year codes
Cadillac STS 2005–2011
VIN structure · Plants · Year codes
Cadillac Vistiq 2026–2026
VIN structure · Plants · Year codes
Cadillac XLR 2003–2009
VIN structure · Plants · Year codes
Cadillac XT4 2019–2026
VIN structure · Plants · Year codes
Cadillac XT5 2017–2026
VIN structure · Plants · Year codes
Cadillac XT6 2020–2026
VIN structure · Plants · Year codes
Cadillac XTS 2013–2019
VIN structure · Plants · Year codes
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Frequently asked questions

Is this Cadillac VIN decoder free?

Yes — decoding a Cadillac VIN costs nothing and needs no account. Beyond the year, plant and build characters you also get what NHTSA holds on the Cadillac — 655 recall campaigns and 13,111 owner complaints — at no charge.

What do the first three characters of a Cadillac VIN mean?

That block is the World Manufacturer Identifier, and on a Cadillac it resolves to one of 6 codes — each tying the car to a plant country and a body type before you read any further. The ones that turn up most on Cadillac VINs here are 1GY (United States — Escalade, Escalade ESV, Escalade IQ); 1G6 (United States — Allante, ATS, Brougham); 3GY (Mexico — Escalade, Optiq, SRX). The full list, with the models built under each, is in the table above.

Where was my Cadillac built?

Character 11 names the plant, but the country is already set by characters 1–3. Of the 902 Cadillac VINs decoded on ForCar, assembly splits as United States 89%, Mexico 8%, Canada 3%. Match your first three characters to the table above to see which one is yours.

How many characters is a Cadillac VIN?

Seventeen, on every Cadillac built from 1981 onwards, when the 17-character format became mandatory in the US. The oldest Cadillac VIN on file here is a 1981, so everything in our Cadillac data already uses the modern layout.

Why do two Cadillac model years share the same VIN character?

Position 10 cycles through the alphabet every 30 years, skipping I, O, Q, U and Z. For Cadillac that is not theoretical: a 1997 and a 2027 both carry V in position 10, and this brand was built in both years. The check digit and serial range separate them.

Can a Cadillac VIN tell me if the car was in an accident?

Not from the characters themselves — they describe how the Cadillac left the factory, not what happened to it afterwards. Crash and title records sit in separate databases keyed to the same number. What is public are the 13,111 complaints Cadillac owners filed with NHTSA, and those we do show. Run the number through our VIN check to see what is on the record for it.

Do the body and engine characters mean the same thing on every Cadillac?

No, and that is the usual mistake — positions 4–8 are assigned per model, not per brand. A letter that means one body on a Cadillac means something else entirely on another marque. On Cadillac VINs the character that dominates position 4 is K — read it against the table above, not against a generic chart.

What if the VIN on the dashboard doesn't match the door jamb?

Treat it as a red flag on any car, and on a Cadillac check the prefix first: if the first three characters are not one of the 6 codes listed above, the plate did not come from this brand at all. Beyond that, mismatched plates mean either a replaced panel or a tampered identity — ask for documents and verify before any money changes hands.

VIN structure per ISO 3779 and NHTSA vPIC. Plant, body and engine characters observed across 902 decoded VINs on ForCar; recalls and complaints from NHTSA. Last updated Sep 2026. — ForCar Reviewed by , founder of ForCar.
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