2004 Chevrolet Trailblazer

■ Significantly worse — known issue year
2004 Chevrolet Trailblazer
BUILT 2026-08-02

This year had more than double the complaints of this model's typical year.

This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.

How is this computed?

COMPLAINTS PER YEAR

Complaints per year, Chevrolet Trailblazer Bar chart of distinct NHTSA complaints filed per model year, 2004 highlighted. 1999: 4 complaints 1999 2000: 26 complaints 2001: 20 complaints 2002: 1149 complaints 2002 2003: 901 complaints 2004: 1081 complaints 2004 2005: 1465 complaints 2005 2006: 1107 complaints 2007: 732 complaints 2008: 193 complaints 2008 2009: 27 complaints 2014: 1 complaints 2021: 179 complaints 2021 2022: 100 complaints 2023: 61 complaints 2024: 32 complaints 2024 2025: 19 complaints 2026: 3 complaints 2026
2004: 1081 complaints
View as data table
YearComplaints
19994
200026
200120
20021149
2003901
20041081
20051465
20061107
2007732
2008193
200927
20141
2021179
2022100
202361
202432
202519
20263

KNOWN PROBLEM AREAS

ELECTRICAL SYSTEM 35%

35% of complaints: electrical system — 380 distinct reports on file.

CRASH FIRE INJURY
Show complaint excerpts

WHEN DRIVING OUR VEHICLE FROM MYRTLE BEACH THIS WEEK WE NOTICED A SMELL ABOUT HALF WAY HOME THAT REEKED OF ROTTEN EGGS. THE SMELL WAS SO BAD THAT I BECAUSE NAUSEOUS AND DEVELOOED A SEVERE HEADACHE.

NHTSA ODI report, 20190729

TL* THE CONTACT OWNS A 2004 CHEVROLET TRAILBLAZER. THE CONTACT STATED THAT WHILE INSPECTING THE VEHICLE, HE DISCOVERED THAT THE BRAKE LIGHTS WERE NOT FUNCTIONING CORRECTLY.

NHTSA ODI report, 20121107

ELECTRICAL SYSTEM 23%

23% of complaints: electrical system — 245 distinct reports on file.

CRASH
EXTERIOR LIGHTING 7%

7% of complaints: exterior lighting — 74 distinct reports on file.

CRASH FIRE
Show complaint excerpts

TL* THE CONTACT OWNS A 2004 CHEVROLET TRAILBLAZER. WHILE OPERATING THE VEHICLE, THE LOW BEAM HEADLIGHTS AND THE BRAKE LIGHTS RANDOMLY STOPPED ILLUMINATING.

NHTSA ODI report, 20180808

FUEL SYSTEM, GASOLINE 6%

6% of complaints: fuel system, gasoline — 70 distinct reports on file.

CRASH INJURY
FUEL/PROPULSION SYSTEM 4%

4% of complaints: fuel/propulsion system — 43 distinct reports on file.

SAFETY TIMELINE

2004 — complaint volume: 1081
I 20040406 — PE (closed 20040803)

BRAKE LAMP FAILURE

I 20040803 — EA (closed 20041104)

BRAKE LAMP FAILURE

R 20041122 — exterior lighting

ON CERTAIN SPORT UTILITY VEHICLES, VIBRATION AND HEAT MAY CAUSE THE TAIL LAMP/STOP LAMP BULB TO LOOSEN IN ITS SOCKET. IF THIS OCCURS, THE BULB MAY FLICKER AND EVENTUALLY BECOME INOPERATIVE.

Remedy: DEALERS WILL INSPECT THE TAIL LAMP/STOP LAMP ASSEMBLIES, AND IF NECESSARY, REPLACE THEM. THE RECALL BEGAN ON NOVEMBER 22, 2004. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438, OLDSMOBILE AT 1-8

Campaign 04V527000 — check if this car was fixed

R 20050804 — exterior lighting

ON CERTAIN TRUCKS AND SPORT UTILITY VEHICLES, THE DRIVER WISHING TO SIGNAL A TURN BY MOVING THE DIRECTIONAL SIGNAL LEVER, (UP OR DOWN) MAY CAUSE THE FRONT MARKER/TURN LIGHTS AND REAR TURN LIGHTS TO FL

Remedy: DEALERS WILL REPLACE THE SUSPECT FLASHER MODULES WITH A NEW FLASHER MODULE DESIGNED WITH SEALED RELAYS AND MORE DURABLE CONTACT MATERIAL INSIDE OF THE RELAYS FREE OF CHARGE. THE RECALL BEGAN ON AUGUS

Campaign 05V198000 — check if this car was fixed

I 20070710 — EA (closed 20080828)

FUEL PUMP MODULE LEAKS GASOLINE

I 20170424 — RQ (closed 20210329)

Loss of Headlights

BUY-SMART CHECKLIST

2004 Chevrolet Trailblazer — pre-purchase inspection

  • Test/inspect for electrical system issues (380 reports on file for this year).
  • Test/inspect for electrical system issues (245 reports on file for this year).
  • Test/inspect for exterior lighting issues (74 reports on file for this year).
  • Verify recall 04V527000 (exterior lighting) has been completed.
  • Verify recall 05V198000 (exterior lighting) has been completed.

OTHER YEARS OF THIS MODEL

BEST YEARS

▲ 2024 ▲ 2023 ▲ 2022

WORST YEARS

■ 2005 ■ 2002 ■ 2006

See all years ranked →

FAQ

Is the 2004 Chevrolet Trailblazer reliable?

Based on NHTSA complaint volume compared to this model's typical year, the 2004 Chevrolet Trailblazer is rated "significantly worse".

What are the most common problems with the 2004 Chevrolet Trailblazer?

The most-reported component is electrical system, accounting for 35% of complaints on file.

How many recalls does the 2004 Chevrolet Trailblazer have?

2 recalls on file for this model year.

Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.