2008 Audi A6: common problems and reliability

The 2008 Audi A6 has 140 owner-filed NHTSA complaints and 4 recalls on record. The most-reported areas are air bags and electrical system. Owners most often flag timing chain tensioner failure (especially on 3.2l v6): frequency: recurrent. can require a full engine replacement costing $8,000+.

Safety record for the 2008 model year

140
Owner complaints
4
Recalls
2
Crash reports
2
Fire reports

Source: NHTSA complaints and recalls filed for 2008 Audi A6 vehicles (US, public record).

Is 2008 a good year for the A6?

Across the 25 A6 model years we track, complaint volume runs from 1 (2023) to 231 (1999). With 140 complaints, the 2008 A6 sits abovethe model's median of 59.

These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.

Where owners report problems

air bags
96
electrical system
14
exterior lighting
12
power train
6
fuel system
6

Recalls affecting the 2008 A6

air bags:frontal:passenger side:inflator module

Campaign 18V427000

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

air bags:frontal:passenger side:inflator module

Campaign 17V032000

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

air bags:frontal:passenger side:inflator module

Campaign 16V382000

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, Loui

structure:body:trunk lid

Campaign 07V334000

ON CERTAIN PASSENGER AND SPORT UTILITY VEHICLES, THE AUTOMATIC REAR LID INCLUDES AN ELECTRIC MOTOR AND CLUTCH THAT WORK IN CONJUNCTION WITH TWO GAS STRUTS TO OPEN AND CLOSE THE REAR LID, INCLUDING A MANUAL CLOSE FUNCTION

What owners report on the 2006-2011 A6

Owners of the 2006-2011 A6 express a deeply divided sentiment. Many praise the 3.0 TDI diesel engine as a reliable and strong powertrain, and the 3.0T supercharged V6 is also noted as one of Audi's better engines. However, the overwhelming consensus is that th

  • Timing chain tensioner failure (especially on 3.2L V6): Frequency: recurrent. Can require a full engine replacement costing $8,000+.
  • Water pump and thermostat failure: Frequency: very frequent. A common recurring expense.
  • PCV valve failure: Frequency: recurrent. Can cause major oil leaks and rear timing cover damage if not addressed.
  • MMI/radio amp failure due to water ingress from sunroof drains: Frequency: recurrent.
  • Carbon buildup on intake valves: Frequency: recurrent. Common on direct-injection engines.

Owner insights for the 2006-2011 A6. Read the full 2006-2011 owner report.

Typical used price

Used A6 listings typically run $15,991–$61,219 across 2015 to 2026 model years.

Other A6 model years

Compare every A6 year side by side to see how 2008 ranks against the rest.

Compare the A6 against its rivals