Audi A6 allroad

My 2019 Audi A6 was diagnosed with catastrophic internal engine failure on May 9, 2026 at Audi of Newton, Newton, NJ, at 93,645 miles. The vehicle required a full engine rebuild performed by REV Auto NJ at a cost of $12,000. The failure involved metal debris found in the engine oil, consistent with the documented EA839 3.0L V6 TFSI rocker arm needle bearing failure or piston skirt failure affecting this engine family. The EA839 engine used in this vehicle has a documented history of design…

The contact owns a 2025 Audi A6. The contact stated that while parked, the vehicle locked independently, trapping the driver and passengers inside. The failure occurred repeatedly; during the first two occurrences, unknown warning lights illuminated. The vehicle was taken to the dealer, where a locking mechanism failure was diagnosed, and the vehicle was repaired; however, the failure persisted. The manufacturer was made aware of the failure. The contact stated that the vehicle was waiting to…

My power steering went out & then all of a suffen I was driving & my steering wheel would not move my wheels

Drive Train suffered a life threatening loss of propulsion on a main highway . My safety was at risk due to the losing propulsion leaving me in the middle of the highway in an unsafe vehicle. Multiple communication-module fault codes. Dealer has acknowledged these issues. there were warning lights and multiple messages after .

I recently brought my 2019 A6 to Nyack Audi for an unrelated repair, after performing their complimentary inspection the service advisor told me my water pump was leaking coolant into the vacuum hose system; and the pump, PCV valve, sensors, solenoids and vacuum hose system need to be replaced, costing $6,186. My A6 was out of warranty at that point, so Audi would not pay for the $6,186 in repairs. Engine coolant purportedly leaks into the vacuum system and other electrical components,…

The car throw a EPC warning light which cause the car to go n limp mode. With doing research ot has to do with the transmission. This cause the car to drive sluggish unable to reverse at times unable to take the car out of park at times. It also cause the car to randomly shut off when reversing or at times when im sitting at a light n i begin to drive the car can randomly shut off at times. Which in my open is unsafe because what if the the person behind me isnt payimg attention and i get rear…

Was told that the rear differential was defective and needed to be replaced. After this rear differential was replaced, it still is not fixed. The problem was confirmed by the dealer. The vehicle has been inspected by the dealership and the manufacturer. No messages or warning lamps were activated. Symptoms of problems included reverberation of vehicle below the driver's seat, unable to keep the car in a straight line while driving. This only occurred when going a very low speeds.

My 2021 Audi A6 produces a strong mold and mildew odor from the HVAC/air conditioning system. The smell occurs consistently after the air conditioning is turned off and persists when entering the vehicle. The issue appears to originate from mold growth on the evaporator coil or dampers, likely caused by moisture accumulation and inadequate condensate drainage in the HVAC system. The vehicle was inspected and treated at an authorized Audi dealership; however, the treatment did not resolve the…

The contact owns a 2021 Audi A6. The contact stated while driving at an undisclosed speed, the vehicle overheated. The engine overheating and the low coolant warning light illuminated. In addition, the engine seized. The vehicle was taken to the dealer where it was diagnosed with a coolant leak and a failed coolant pump vacuum. The contact was informed that the coolant pump vacuum assembly needed to be replaced. The vehicle was not repaired. In addition, the contact was informed that the…

Thermostat housing and oil cooler bracket leaking coolant with only 56k miles on the car