2003 Chevrolet Trailblazer - Problems, Statistics, and Analysis

🔎 Common problems of the 2003 Chevrolet Trailblazer

1,360 problems have been reported for the 2003 Chevrolet Trailblazer. The following chart shows the 25 most common problems for 2003 Chevrolet Trailblazer. The number one most common problem is related to the vehicle's electrical system with 357 problems. The second most common problem is related to the vehicle's fuel system, gasoline (178 problems).

Table 1. Common problems of the 2003 Chevrolet Trailblazer

Problem Category	Number of Problems
Electrical System	357
Gasoline Fuel System	178
Power Train	124
Engine And Engine Cooling	90
Exterior Lighting	88
Other Fuel System	86
Visibility	72
Air Bag	64
Structure	50
Equipment	47
Vehicle Speed Control	31
Service Brakes	31
Suspension	29
Latches/locks/linkage	21
Seat Belt	20
Steering	19
Unknown Or Other	16
Seats	12
Tire	9
Wheel	7
Electronic Stability Control	5
Air Brake	1
Interior Lighting	1
Child Seat	1
Parking Brake	1

📈 Problem Occurrence Trend

The following chart shows the number of problems reported during each of the service years since the debut of the 2003 Chevrolet Trailblazer in 2003.

Table 2. Problem Occurrence Trend

Service Year	Number of Problems
2023	3
2022	1
2021	3
2020	11
2019	11
2018	18
2017	22
2016	32
2015	59
2014	87
2013	52
2012	68
2011	99
2010	110
2009	130
2008	127
2007	122
2006	105
2005	69
2004	103
2003	2

📊 Compare the 2003 Chevrolet Trailblazer with Other Model Years

When making the decision between buying a new or used Chevrolet Trailblazer, the following table can be used to compare the 2003 Chevrolet Trailblazer with the Chevrolet Trailblazer from other model years. Note that the number of problems reported for the 2003 Trailblazer is 1,360 while the average number of problems reported for the 15 model years of the Chevrolet Trailblazer is 611.

Table 3. Compare the 2003 Chevrolet Trailblazer with other model years

Model Year	Number of Problems
2023 Trailblazer	1
2022 Trailblazer	17
2021 Trailblazer	67
2014 Trailblazer	6
2009 Trailblazer	35
2008 Trailblazer	248
2007 Trailblazer	953
2006 Trailblazer	1,594
2005 Trailblazer	2,001
2004 Trailblazer	1,489
2003 Trailblazer	1,360
2002 Trailblazer	1,356
2001 Trailblazer	21
2000 Trailblazer	26
1999 Trailblazer	4

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✿ Fuel Economy of Trailblazer Vehicles

☘ Trailblazer Service Bulletins

⚑ Trailblazer Safety Recalls

☤ Trailblazer Defect Investigations