RepairSurge online repair manual for the 1997 Audi A6 Quattro. Regardless of whether your car makes loud pinging sounds, doesn't start up, has a rough suspension, seems sluggish, has been stalling out frequently, is physically vibrating, produces smoke, is hard to shift, has a faulty O2 sensor, overheats when running, requires new spark plugs, leaks brake fluid, backfires loudly, or just plain is not working any more, RepairSurge can help you to fix your car problems.