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2021 Audi A6

2021 Audi A6

Overview

The 2021 Audi A6 is a luxury sedan known for its refined interior, advanced technology, and comfortable ride. As a premium vehicle, it generally exhibits strong build quality and reliability. However, like any complex machine, certain components and systems can experience issues over time. This report focuses on documented technical reliability data, excluding routine maintenance and standard wear and tear, to provide a clear picture of potential concerns for owners and prospective buyers of the 2021 model year. We will examine various aspects including its powertrain options, suspension, electrical systems, and interior/exterior components.


Engine

2.0L TFSI (45 TFSI)

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

3.0L TFSI (55 TFSI) with Mild Hybrid System

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

Transmission

7-Speed S tronic (Dual-Clutch Automatic)

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

8-Speed Tiptronic (Torque Converter Automatic)

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

Suspension

Standard Suspension

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

Adaptive Air Suspension

Air Spring Leaks

  • Symptoms: Vehicle may sag on one corner, uneven ride height, warning lights on the dashboard.
  • Solution: Replacement of leaking air spring or associated lines.
  • Cost: $800 - $1500 per corner

Electrical

Infotainment System

Software Glitches

  • Symptoms: Screen freezing, unresponsiveness, connectivity issues (Bluetooth, Apple CarPlay/Android Auto).
  • Solution: Software updates, system resets, or potential module replacement.
  • Cost: $150 - $500

Battery

Premature Battery Drain

  • Symptoms: Difficulty starting, electrical components malfunctioning, battery warning light.
  • Solution: Battery testing and replacement, investigation of parasitic draw.
  • Cost: $300 - $600

Exterior

Lighting Systems

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

Body Panels & Trim

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

Interior

Upholstery & Trim

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

Climate Control System

No widespread issues reported.

  • Symptoms: No widespread issues reported.
  • Solution: No widespread issues reported.
  • Cost: N/A

Summary Verdict

The 2021 Audi A6 demonstrates a high level of reliability across most of its core systems, including its engine and transmission options. Owners can generally expect a dependable driving experience. The most notable potential issues are related to the optional Adaptive Air Suspension, which can develop leaks, and occasional software glitches within the infotainment system. Battery drain has also been reported by a small number of owners. These issues, while not pervasive, represent the primary areas where owners might encounter unexpected repair costs. Overall, the A6 is a solid choice for those seeking a luxurious and technologically advanced sedan with a good reliability record, provided they are aware of and prepared for potential costs associated with the aforementioned components.

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