Audi A4 problems reported in Illinois
138 of the 3,677 complaints filed about the Audi A4 came from Illinois, most often about the electrical system.
Bigger states file more complaints simply for having more drivers. What is worth reading here is the mix — a part that fails in heat, cold or road salt shows up in some states long before others.
138
Complaints from Illinois
5
Crashes
0
Fires
2003
Worst model year
What failed
Electrical System
20
14.5%
Lights
19
13.8%
Airbags
19
13.8%
Engine & Cooling
19
13.8%
Brakes
13
9.4%
Transmission & Drivetrain
10
7.2%
Fuel & Propulsion
6
4.3%
Steering
6
4.3%
Windows, Mirrors & Wipers
4
2.9%
Equipment & Accessories
3
2.2%
By model year
1996 A4
3
2.2%
1997 A4
1
0.7%
1998 A4
2
1.4%
1999 A4
11
8.0%
2000 A4
9
6.5%
2001 A4
8
5.8%
2002 A4
6
4.3%
2003 A4
23
16.7%
2004 A4
5
3.6%
2005 A4
13
9.4%
2006 A4
17
12.3%
2007 A4
9
6.5%
2008 A4
8
5.8%
2009 A4
4
2.9%
2010 A4
2
1.4%
2012 A4
1
0.7%
2013 A4
1
0.7%
2014 A4
1
0.7%
2018 A4
1
0.7%
2020 A4
10
7.2%
2023 A4
3
2.2%
Cities reporting most
Chicago
36
48.0%
Naperville
7
9.3%
Park Ridge
4
5.3%
Bloomington
4
5.3%
Rosemont
3
4.0%
Mount Prospect
3
4.0%
Willowbrook
3
4.0%
Alsip
3
4.0%
Northbrook
3
4.0%
Orland Park
3
4.0%
Joliet
3
4.0%
Evanston
3
4.0%