In the case of General Motors, the division would be the more specific Buick, Cadillac, etc. In the example above, the second VIN digit would mean "General Motors".ģrd Digit: The 3rd digit is the division of the larger manufacturer. They have Chevy, Buick, and GMC, along with many others. This doesn't always mean the "make" of the car (like GMC), because companies like General Motors have many different divisions. In the example above, the first digit (1) means "United States" if it was "J", it would mean Japan.Ģnd Digit: The 2nd digit designates the manufacturer that built the vehicle. That encompasses the country of origin, the manufacturer, and the division that the vehicle is built for.ġst Digit: This digit designates the country where the vehicle was made. The first three digits of the VIN are known as the "WMI", which is an acronym for "World Manufacturer Identifier".
#Gmc vin number decoding serial number
The country, make, check digit, year, plant, and serial number are usually in the same positions regardless of the vehicle manufacturer. Typically the engine, vehicle series, body type, restraint system, and model are the ones to watch out for. They still have the same VIN information but in slightly different spots. On many Volkswagens for example, the 3rd through 8th digits are in a different order than the American brand cars and trucks. The last thing worth noting is that some foreign car manufacturers switch around these VIN numbers slightly. The NHTSA decided it, and that's just the way it is.įoreign Cars: VIN Info in Different Order well, you get the point.įor the 10th digit of the VIN number, letters "U" or "Z" are not used. In the real world, that is how people say it, and being a real person. I realize that saying "Vehicle Identification Number.Number" is silly, but it sure rolls off the tongue easier. You may see "VIN Number" throughout this page. The letters "I," "O," and "Q" are not used in VINs from 1981 to today because they can be easily confused with the numbers "one" and "zero."
Quick Facts about VIN Numbers Letters I, O, and Q Well, except for one of those digits, but we'll get into that later. Each number within that 17 digit VIN meant something specific about that car.
In 1981, the National Highway Traffic Safety Administration required all car manufacturers to use 17 digits. Vehicle manufacturers could have used 8 digits, 10 digits, 25 digits, or really any number of digits they wanted. We'll show you how.īefore 1981, no standardization of VINs on American model cars and trucks existed. You can find out a lot about your car or truck if you can read and decode its VIN number.
#Gmc vin number decoding how to
Learn how to "read your VINs." A Vehicle Identification Number (VIN) is the 17-digit string of numbers that an automotive manufacturer assigns to a specific vehicle that it has produced.
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