Chevrolet Trailblazer problems reported in Illinois
414 of the 9,362 complaints filed about the Chevrolet Trailblazer 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.
414
Complaints from Illinois
29
Crashes
15
Fires
2005
Worst model year
What failed
Electrical System
103
24.9%
Fuel & Propulsion
80
19.3%
Transmission & Drivetrain
30
7.2%
Engine & Cooling
29
7.0%
Airbags
27
6.5%
Lights
25
6.0%
Windows, Mirrors & Wipers
19
4.6%
Other & Unspecified
16
3.9%
Brakes
16
3.9%
Steering
12
2.9%
Acceleration & Cruise Control
10
2.4%
Body & Structure
10
2.4%
By model year
2000 Trailblazer
2
0.5%
2001 Trailblazer
3
0.7%
2002 Trailblazer
74
17.9%
2003 Trailblazer
32
7.7%
2004 Trailblazer
45
10.9%
2005 Trailblazer
109
26.3%
2006 Trailblazer
62
15.0%
2007 Trailblazer
43
10.4%
2008 Trailblazer
9
2.2%
2009 Trailblazer
2
0.5%
2021 Trailblazer
10
2.4%
2022 Trailblazer
13
3.1%
2023 Trailblazer
9
2.2%
2025 Trailblazer
1
0.2%
Cities reporting most
Chicago
56
47.1%
Rockford
9
7.6%
Aurora
8
6.7%
Springfield
7
5.9%
Bloomington
6
5.0%
Elgin
6
5.0%
Brighton
5
4.2%
Plainfield
5
4.2%
Collinsville
5
4.2%
Chenoa
4
3.4%
Park Forest
4
3.4%
Downers Grove
4
3.4%