2005 Audi A6 Problems

Above Average Complaints

Real NHTSA owner complaints for the 2005 Audi A6.

20042006
Complaints
119
Crashes
1
Fires
3
Injuries
1
Fatalities
Recalls
3

Worst 2005 Audi A6 Problems

Top 3 most-reported issues with average mileage at failure.

#143 complaints

Airbags

Avg mileage:104,434 mi
Crash-related:1
#216 complaints

Electrical Faults

Avg mileage:105,924 mi
Fires:1
#38 complaints

Steering Defects

Avg mileage:111,535 mi
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All Problems by Category

Every NHTSA complaint category for the 2005 Audi A6.

Airbags
43
complaints
Crashes
1
Fires
Avg Miles
104,434
Electrical Faults
16
complaints
Crashes
Fires
1
Avg Miles
105,924
Steering Defects
8
complaints
Crashes
Fires
Avg Miles
111,535
Headlight/Taillight Failures
6
complaints
Crashes
Fires
2
Avg Miles
103,200
Electronic Stability Control
5
complaints
Crashes
Fires
Avg Miles
91,817
Brakes
5
complaints
Crashes
Fires
Avg Miles
88,076
Engine Problems
4
complaints
Crashes
Fires
Avg Miles
Unintended Acceleration
4
complaints
Crashes
Fires
Avg Miles
Parking-Brake Issues
3
complaints
Crashes
Fires
Avg Miles
Structural Problems
3
complaints
Crashes
Fires
Avg Miles
Engine & Cooling
2
complaints
Crashes
Fires
Avg Miles
Automatic Transmission
2
complaints
Crashes
Fires
Avg Miles
Visibility
2
complaints
Crashes
Fires
Avg Miles
Wheel Issues
2
complaints
Crashes
Fires
Avg Miles
Engine And Engine Cooling:Engine:Gasoline
1
complaints
Crashes
Fires
Avg Miles
Latches/Locks/Linkages:Trunk Lid:Lock
1
complaints
Crashes
Fires
Avg Miles
Transmission / Drivetrain
1
complaints
Crashes
Fires
Avg Miles
Seat Belt Issues
1
complaints
Crashes
Fires
Avg Miles
Seat Belts:Front:Retractor
1
complaints
Crashes
Fires
Avg Miles
Service Brakes, Electric
1
complaints
Crashes
Fires
Avg Miles
Hydraulic Brakes
1
complaints
Crashes
Fires
Avg Miles
Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip
1
complaints
Crashes
Fires
Avg Miles
Traction Control System
1
complaints
Crashes
Fires
Avg Miles
Visibility:Defroster/Defogger/Hvac System
1
complaints
Crashes
Fires
Avg Miles
Visibility:Rearview Mirrors/Devices:Exterior
1
complaints
Crashes
Fires
Avg Miles
Sunroof/Moonroof
1
complaints
Crashes
Fires
Avg Miles
Visibility:Windshield Wiper/Washer
1
complaints
Crashes
Fires
Avg Miles

Search Owner Complaints

Read what owners actually reported to NHTSA for the 2005 Audi A6. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Recalls for 2005 Audi A6

3 NHTSA recall campaigns affecting ~465,821 vehicles.

18V427000Air Bags:frontal:passenger Side:inflator Module
~237,947 affected

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2005-2008 Audi A4 Sedan, A4 Avant, S4 Avant and S4 Sedan, 2007-2008 RS4 Sedan, 2004 RS4 Cabriolet, 2007-2009 A4 Cabriolet and S4 Cabriolet, 2005-2011 A6 Sedan, 2006-2011 A6 Avant, and 2007-2011 S6 Sedan vehicles. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the passenger frontal air bag, these inflators may explode due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.

17V032000Air Bags:frontal:passenger Side:inflator Module
~33,421 affected

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2009 Audi A4 Cabriolet, S4 Cabriolet, A6 Avant, A6 Sedan and S6 Sedan vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, the District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Additionally, unless included in "Zone B" above, Volkswagen is recalling certain 2005-2008 Audi A4 Avant, A4 Sedan, A6 Sedan, S4 Avant and S4 Sedan vehicles, 2007-2008 A4 Cabriolet, RS4 Sedan, S4 Cabriolet and S6 Sedan vehicles, and 2006-2008 A6 Avant and 2008 RS4 Cabriolet vehicles originally sold, or ever registered, in Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.

16V382000Air Bags:frontal:passenger Side:inflator Module
~194,453 affected

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2004-2008 Audi A4, and 2005-2011 Audi A6 vehicles originally sold, or ever registered, in Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands, or "Zone A." Additionally, unless included in "Zone A" above, Volkswagen is recalling certain model year 2004-2008 Audi A4, and 2005-2008 Audi A6 vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Lastly, unless included in "Zone A" or "Zone B" above, Volkswagen is recalling model year 2004 Audi A4 vehicles originally sold, or registered, in Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules, and used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.

Other Audi A6 Years

2005 Audi A6 — FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 2005 Audi A6 reliable?
Verdict: Above Average Complaints. The 2005 Audi A6 has 119 NHTSA complaints, 1 crash-related, and 3 recall campaigns. The most common issue is Airbags with 43 complaints. Source: NHTSA via VinItel.
What are common problems with the 2005 Audi A6?
Top reported problems: Airbags (43 complaints, avg 104,434 mi); Electrical Faults (16 complaints, avg 105,924 mi); Steering Defects (8 complaints, avg 111,535 mi). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 2005 Audi A6?
The weighted average mileage at time of complaint is about 103,571 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
How safe is the 2005 Audi A6?
NHTSA complaints for the 2005 Audi A6 include 1 crash-related reports, 3 fire reports, 1 injuries, and 0 fatalities. These are owner-reported incidents, not official crash-test ratings — a complaint being filed doesn't confirm a defect, but clusters around specific components are worth investigating.
Does the 2005 Audi A6 have any recalls?
Yes — 3 NHTSA recall campaigns affecting an estimated 465,821 vehicles. Recalls are free to fix at the dealer. Always verify by VIN whether the specific car you're looking at has had its recalls addressed.
Should I buy a 2005 Audi A6?
Slightly worse than average. Most owners are fine; problem clusters are concentrated around specific components. Check the issues table below and match against the specific car's mileage.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.

Wider context: See the full Audi A6 reliability report with year-by-year comparison and generation analysis.

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