1991 Audi 100 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Audi 100
Verified by mechanics, reported by drivers like you
1991 Audi 100 Problems
Various bushings—located around the subframe, suspension, and steering—deteriorate with age. A clunking noise when driving over bumps, accelerating, or stopping may be a sign of worn bushings.
Problems with air leaks and the fuel injection may cause starting difficulties.
1991 Audi 100 Questions
It just started happening. the car seems to be running fine. why?
A diagram is needed so I can remove and replace the heater core in a 1991 Audi 100 sedan