Trending Problems

A few problems that keep popping up. There's plenty more where that came from.

  1. Oil Starved Turbochargers

    The twin-turbochargers in Audi's 4.0L V8 engine can become starved of oil because of a clogged filter. This can cause strange acceleration noises, difficulty starting the engine, or sudden stalls.

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  2. Excessive Oil Consumption

    It's normal for cars with six-figure odometer readings to burn a little oil. But recently a few automakers have been building specific engines that require a topping off of the oil reservoir in between changes. Audi tries to tell you this i…

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  3. Sunroof Leaks

    Multiple defects with the sunroof drainage system are causing massive amounts of leak problems for Audi owners. The water is soaking headliners, creating unsafe amounts of condensation, and short circuiting sensitive electronic components. …

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All Problems

What Owners Complain About the Most

Sorting out which topics, problems, and model years have the most overall complaints from owners on CarComplaints.com.

What Breaks (see all)

Years to Avoid (see all)

The Least Reliable Audi Models

Some models just can't seem to get out of their own way. We've created a list of the least reliable GMC models using data such as complaint volume, average cost of repairs, age of the car when it breaks down, and recall frequency.

All Models

  1. Audi A4

    Reliability
    19th of 19
    PainRank
    7.62
    Complaints
    219
    Continue Front 3/4 view of a
  2. Audi A3

    Reliability
    18th of 19
    PainRank
    7.22
    Complaints
    47
    Continue Front 3/4 view of a
  3. Audi Q5

    Reliability
    17th of 19
    PainRank
    5.12
    Complaints
    100
    Continue Front 3/4 view of a
  4. Audi A6

    Reliability
    16th of 19
    PainRank
    3
    Complaints
    70
    Continue Front 3/4 view of a

Key Numbers

  1. 28 models

    Each with their own trim levels, bodystyles, and special blend of headaches.

  2. 66 generations

    A group of years for a specific model with the same design, features, and problems.

  3. 29 model years

    Grouping all models by their year can reveal some baddies.

  4. 640 complaints

    Running tally of owner grievances filed to CarComplaints.com.

  5. 21,215 service bulletins

    Documenting the process of troubleshooting common problems.

  6. 217 recall campaigns

    Time-sensitive, free repairs for widespread safety problems.

Worst Generations

A generation is a group of model years where little, if any, changes were made. They tend to have the same problems and some generations have horrible reputations for reliability. Here's a handful you should avoid.

See All Generations

  1. 3rd Generation A4

    Years
    2005–2007
    Reliability
    39th of 39
    PainRank
    9.12
    Complaints
    35
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  2. 2nd Generation A4

    Years
    2001–2004
    Reliability
    38th of 39
    PainRank
    7.69
    Complaints
    38
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  3. 4th Generation A4

    Years
    2008–2015
    Reliability
    37th of 39
    PainRank
    5.65
    Complaints
    118
    Continue Front 3/4 view of a A4
  4. 1st Generation Q5

    Years
    2009–2017
    Reliability
    36th of 39
    PainRank
    3.91
    Complaints
    93
    Continue Front 3/4 view of a Q5

Recent Audi News

There's a lot of news out there, but not all of it matters. We try to boil down it to the most important bits about things that actually help you with your car problem. Interested in getting these stories in an email? Signup for free email alerts over at CarComplaints.com.

  1. Another Audi start-stop lawsuit has been dismissed

    after the judge ruled that the owner's manual clearly states the Start-Stop system may turn off the engine before the car comes to a complete stop. Is that all it takes to win in court? Be prepared for your next owner's manual to say "cars might catch on fire due to thermodynamics" just to cover all the bases.…

    keep reading
  2. Audi is recalling 350 Q3 SUVs because the backing plates holding the brakes together can fall off during a sudden stop.

    They also say the pressure could just cause the plates to bend but it doesn't really inspire much stopping confidence either way. All the affected vehicles are from the 2020 model year.…

    keep reading

See More News

Having car trouble?

Tell Us What's Wrong With Your Vehicle

The best way to find out what's wrong with a vehicle is from the people who drive them. Not only do owner complaints help us rank vehicles by reliability, but they're often used to spark class-action lawsuits and warranty extensions. Plus, they're a great way to vent.

Add a complaint