A3 Platform Cabrio, Golf, GTI, & Jetta (Early Production 1999)
Information in this article applies up to early production 1999 Golf, GTI and Jetta vehicles. To identify early production vehicles, the 7th and 8th characters of the VIN are 1H.
A4 Platform Golf, GTI, & Jetta (Late Production 1999)
For Golf and GTI, the 7th and 8th characters of the VIN are 1J for the late 1999 production vehicles. For Jetta, 7th and 8th characters of the VIN are 9M for the late 1999 production vehicles.