2021 Audi A6 — surface rust underneath a winter daily
2021 Audi A6 Prestige, about 83,000 miles. There is early surface rust on brackets, fasteners and seams underneath, but nothing structural. For a salt-belt car…
5 owner reports for this model.
Audi A6
Intermittent metallic rattle after cold start
2021 Audi A6 Prestige, about 14,500 miles. For the first few seconds after a cold start I hear a metallic rattle, then it disappears and won't come back once t…
2021 Audi A6 — delayed engagement into Drive when cold
2021 Audi A6 Prestige, about 47,000 miles. After sitting overnight, shifting from Park to Drive can take a second or two before the vehicle actually engages. O…
2021 Audi A6 — long crank only after filling the fuel tank
2021 Audi A6 Prestige, about 37,000 miles. The car starts normally most of the time, but after filling the tank it occasionally cranks longer and runs rough fo…
2021 Audi A6 — maintenance mistake that cost you the most
Most owners have one warning sign they ignored because the car still drove fine. What did you postpone that ended up causing a much larger repair?
2021 Audi A6 — infotainment became glitchy after an OTA update
2021 Audi A6 Prestige, about 78,500 miles. After a software update the screen occasionally reboots and one saved setting keeps resetting. Is there a normal pos…
Question: Buy a welder or bigger air compressor first?
I do mostly home automotive work and can only justify one major shop purchase this year. Existing small compressor handles tires but not sustained air tools. W…
2021 Audi A6 Prestige — need advice: Buy a welder or bigger air compressor first?
2021 Audi A6 Prestige, about 48,000 miles. I do mostly home automotive work and can only justify one major shop purchase this year. Existing small compressor h…
New pads squeal more than the old ones
I replaced pads and rotors and now the brakes squeal at low speed even though stopping performance is good. Hardware was cleaned and lubricated. Is some noise…
Would you pay more for documentation than lower mileage?
Comparing two older enthusiast cars: one has lower mileage but thin history, the other has higher mileage with years of invoices and owner notes. Assuming both…
2021 Audi A6 — windshield replaced — does camera calibration matter?
2021 Audi A6 Prestige, about 53,500 miles. A new windshield is installed and there is no dash warning, but the shop recommends camera calibration. If the manuf…
2021 Audi A6 — 120k one-owner car versus 70k with thin history
2021 Audi A6 Prestige, about 61,500 miles. The higher-mileage car has detailed records and consistent ownership; the lower-mileage example has sparse history.…
Need advice: Inside shoulder wearing much faster than rest of tire
Front tires look fine from the outside but the inner shoulders are nearly done. Car is lowered a little. I'd rather fix the alignment than just keep buying tir…
2021 Audi A6 Prestige — new model reveal: what matters beyond the headline specs?
A new model just dropped and the headline numbers look good, but I'm more interested in curb weight, wheel/tire sizes, real rear-seat room, charging/fueling, r…
Fun daily that still works for one-car ownership
2021 Audi A6 Prestige, about 62,000 miles. I want something I enjoy on back roads but still need to commute, carry luggage and survive bad weather. Trying to a…
2021 Audi A6 — rolling negative equity into another car
2021 Audi A6 Prestige, about 34,000 miles. Current car is worth less than the payoff and I need something different. Dealer says they can roll the difference i…
2021 Audi A6 — wireless CarPlay drops at the same intersection
Wireless CarPlay is reliable almost everywhere but disconnects at the same intersection on my commute. Does consistent location point strongly to RF interferen…
2021 Audi A6 — 50,000-mile ownership report: what actually broke?
2021 Audi A6 Prestige, about 54,000 miles. I just crossed 50k miles and want to log maintenance, unscheduled repairs, tire life, fuel economy, dealer visits, a…
2021 Audi A6 Prestige — question: Good independent shop for a pre-purchase inspection?
2021 Audi A6 Prestige, about 48,000 miles. Looking at a used car locally and want a genuinely independent PPI, preferably someone familiar with this brand. Wha…
2021 Audi A6 — buzzing noise only at one engine RPM
2021 Audi A6 Prestige, about 91,000 miles. There is a light buzz from the dash at one narrow RPM range. It disappears above and below that speed. Any good meth…