One problem related to side/rear glass has been reported for the 1998 Audi A6. The most recently reported issues are listed below.
Rear window film coming off/becoming opaque. Difficult to see rearward. Audi refusing to fix because warranty expired. Safety is an issue.
| Side/rear Glass problems | |
| Power Window problems | |
| Rearview Mirror problems | |
| Windshield Wiper/washer Motor problems |