YearToAvoid

2008 Chevrolet Trailblazer Electrical System Problems

NHTSA has 76 owner complaints about electrical problems in the 2008 Chevrolet Trailblazer, 39% of all 193 complaints for this model year. That is #4 highest electrical complaint count among 11 Trailblazer model years. These complaints report 11 fires and 1 injury. Median mileage at failure: 79,500 miles.

Electrical System complaints
76
39% of 193
Crashes reported
0
Fires reported
11
Injuries reported
1
Median mileage
79,500 mi
Related recalls
0

When 2008 Chevrolet Trailblazer electrical complaints were filed

First complaint Feb 20, 2009, latest Jun 21, 2022.

2008 Chevrolet Trailblazer electrical system complaints: complaints filed per quarter62009 Q12012 Q12013 Q22014 Q32015 Q42018 Q32019 Q4
76 complaints filed with NHTSA from 2009 Q1 to 2022 Q2; peak 2014 Q3 (6).

Electrical System recalls for the 2008 Chevrolet Trailblazer

No safety recalls on record for this model year.

Electrical System complaints by Trailblazer model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 2005712 (49%)
  2. 2006335 (30%)
  3. 2007326 (45%)
  4. 200876 (39%)
  5. 200918 (67%)
  6. 20140 (0%)
  7. 202142 (22%)
  8. 202230 (27%)
  9. 202315 (22%)
  10. 202412 (36%)
  11. 202513 (59%)

Frequently asked questions

Does the 2008 Chevrolet Trailblazer have electrical problems?
NHTSA has 76 owner complaints about the electrical in the 2008 Chevrolet Trailblazer, 39% of all complaints for this model year. Median mileage at failure is 79,500 miles.
Which Chevrolet Trailblazer year has the most electrical complaints?
The 2005 Chevrolet Trailblazer has the most electrical complaints (712), compared with 76 for the 2008.
Is there a electrical recall for the 2008 Chevrolet Trailblazer?
No NHTSA recall campaign for the 2008 Chevrolet Trailblazer is classified under electrical system. Complaints alone do not trigger a recall; check the full recall list and your VIN.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.