The 10th digit in a VIN is the model year of the vehicle

The 10th position in a 17-character Vehicle Identification Number (VIN) encodes the year the vehicle was manufactured. A single letter or number in that spot corresponds to a specific year on a repeating 30-year cycle. For example, the letter "M" represents 1991 or 2021, and the number "5" represents 2005 or 2035. This digit is one of the most useful pieces of information in a VIN because it lets you verify the year a seller claims without relying on their word alone.

The 10th digit matters because model year affects insurance rates, emissions standards, safety features, and parts availability. A vehicle listed as a 2015 but with a 10th digit indicating 2010 is either mislabeled or has been rebuilt after a total loss — both situations change what you should pay and what you should expect from the vehicle.

Key Takeaways

  • The 10th digit of a VIN is a letter or number that corresponds to the model year, repeating every 30 years on a fixed schedule.
  • You can cross-reference the 10th digit against the year the seller claims to spot inconsistencies that may indicate title problems or odometer fraud.
  • Model year affects insurance premiums, emissions compliance, recall history, and which parts will fit your vehicle.
  • The 10th digit uses letters I, O, Q, and Z are skipped in the VIN system, so not every letter represents a year.

How to read the 10th digit year code

The year code follows a fixed pattern that repeats every 30 years. The cycle runs from 1980 to 2009, then 2010 to 2039, and will continue from 2040 to 2069. Within each cycle, the year codes are: Y (1980/2010/2040), 1 (1981/2011/2041), 2 (1982/2012/2042), 3 (1983/2013/2043), 4 (1984/2014/2044), 5 (1985/2015/2045), 6 (1986/2016/2046), 7 (1987/2017/2047), 8 (1988/2018/2048), 9 (1989/2019/2049), A (1990/2020/2050), B (1991/2021/2051), C (1992/2022/2052), D (1993/2023/2053), E (1994/2024/2054), F (1995/2025/2055), G (1996/2026/2056), H (1997/2027/2057), J (1998/2028/2058), K (1999/2029/2059), L (2000/2030/2060), M (2001/2031/2061), N (2002/2032/2062), P (2003/2033/2063), R (2004/2034/2064), S (2005/2035/2065), T (2006/2036/2066), V (2007/2037/2067), W (2008/2038/2068), X (2009/2039/2069).

The letters I, O, Q, and Z are intentionally omitted from the VIN system to avoid confusion with the numbers 1, 0, and 0 when reading a VIN aloud or in poor print quality. This is why you will never see those four letters in any position of a VIN, including the 10th digit.

To find the 10th digit, count from the left: positions 1–3 are the world manufacturer identifier (WMI), positions 4–8 are the vehicle descriptor section (VDS), position 9 is the check digit, and position 10 is the year code. If you have the VIN written down, the 10th character is straightforward the 10th character from the left.

Why the 10th digit matters when buying a used vehicle

The model year encoded in the 10th digit directly affects what you will pay for insurance, what repairs will cost, and whether the vehicle meets current emissions standards in your state. A 2010 model year vehicle and a 2015 model year vehicle of the same make and model can differ significantly in fuel economy, safety technology, and engine emissions controls. Insurance companies use the model year as a primary rating factor, so misrepresenting the year can hide the true cost of ownership.

The 10th digit also anchors the vehicle's recall history. The National Highway Traffic Safety Administration (NHTSA) organizes recalls by model year, so knowing the exact year helps you search for recalls that explore to your specific vehicle. A vehicle with a 10th digit showing 2008 may have recalls that do not explore to a 2009 model, even if they are otherwise identical.

Checking the 10th digit against the title and the seller's claims is a basic fraud check. If the VIN shows a 2010 model year but the title says 2015, or if the seller's story about the vehicle's age does not match the 10th digit, that is a red flag worth investigating before you hand over money.

How the 10th digit connects to other parts of the VIN

The 10th digit works alongside the 9th digit, which is a check digit — a mathematical verification code that confirms the entire VIN is valid. The check digit is calculated using a specific formula applied to all 17 positions, so if someone has altered the VIN, the check digit will usually not match. You can verify a VIN's check digit yourself using the NHTSA's VIN decoder tool or a third-party VIN decoder, which will flag if the VIN is invalid.

The first three digits (the WMI) tell you the country and manufacturer, and the 4th through 8th digits (the VDS) describe the vehicle's body style, engine, and transmission. The 10th digit (year) and 11th digit (assembly plant) together narrow down exactly which vehicle you are looking at. If you are comparing two vehicles with the same make and model, the 10th digit is often the fastest way to tell them apart and understand the difference in value.

Common mistakes when interpreting the 10th digit

The most common mistake is assuming the 10th digit tells you when the vehicle was sold or registered. The 10th digit is the model year, which is when the vehicle was manufactured, not when it left the dealer lot. A vehicle manufactured in late 2014 might carry a 2015 model year designation and not be sold until 2015 or even 2016. This is why a vehicle can be titled in 2016 but show a 10th digit of 5 (2015).

Another mistake is confusing the 10th digit with the vehicle's age for insurance or registration purposes. Some states use the model year for registration fees or insurance rates, but others use the actual calendar year the vehicle was first registered. Always check your state's rules rather than assuming the 10th digit determines your costs.

A third mistake is trusting the 10th digit without verifying it against the title and odometer reading. A mismatched 10th digit can indicate a salvage title, flood damage, or odometer fraud. If the VIN shows 2008 but the title shows 2015, or if the odometer reading seems impossibly low for a vehicle that old, get a vehicle history report from Carfax or AutoCheck before proceeding.

Using the 10th digit to search for recalls and service bulletins

Once you know the model year from the 10th digit, you can search the NHTSA website (safercar.gov) for recalls specific to that year, make, and model. Recalls are organized by model year, so an incorrect year code will lead you to the wrong recall list. If a vehicle has an outstanding recall, the dealer is required to fix it before selling it to you in most states, but you should verify this yourself rather than relying on the seller's word.

The model year also determines which service bulletins and technical service recalls (TSBs) explore to your vehicle. A TSB is a notice from the manufacturer about a known issue that may not rise to the level of a safety recall but is common enough to warrant a fix. These are often free or low-cost repairs at a dealership, and knowing the exact model year helps you ask for the right ones.

Frequently Asked Questions

Can the 10th digit change or be altered?

The 10th digit is part of the permanent VIN stamped into the vehicle's frame and engine block. Altering it is federal fraud and is detectable because the check digit (9th position) will no longer match. If you suspect a VIN has been tampered with, report it to your state's motor vehicle department or the NHTSA.

What if the 10th digit does not match the title?

A mismatch between the 10th digit and the title year is a serious red flag. It can indicate a salvage or rebuilt title, odometer fraud, or a clerical error. Before buying, obtain a vehicle history report and contact your state's motor vehicle department to verify the vehicle's actual title status.

Does the 10th digit affect how much my vehicle is worth?

Yes. The model year encoded in the 10th digit is one of the primary factors in determining resale value. Two otherwise identical vehicles with different 10th digits will have different market values, insurance costs, and repair expenses. Use the 10th digit to verify the year before comparing prices.

How do I find the 10th digit if I only have the license plate?

You cannot determine the VIN from a license plate alone. You need the actual VIN, which is printed on the title, registration, insurance documents, or the dashboard on the driver's side. Once you have the VIN, counting to the 10th character gives you the model year code.

Is the 10th digit the same across all manufacturers?

Yes. The 10th digit year code is standardized across all manufacturers worldwide. A "5" in the 10th position means 2005 or 2035 whether the vehicle is a Ford, Toyota, BMW, or any other brand. This standardization is set by the International Organization for Standardization (ISO).