2004 Chevrolet Trailblazer EXT Problems, Complaints & Recalls

Source: NHTSA · Updated Mar 29, 2021 · 261 owner complaints analyzed

Compared with other Trailblazer EXT years
More complaints than other years 2nd of 4 for complaints
NHTSA crash rating
Not rated

Owners have filed 261 complaints with NHTSA about the 2004 Chevrolet Trailblazer EXT. That ranks 2nd out of 4 Trailblazer EXT model years for complaints. The most reported problem area is electrical system (145 complaints, 56%), typically at around 63,000 miles. Complaints mention 6 crashes, 3 fires, 13 injuries. There is 1 safety recall covering this model year. NHTSA has opened 3 defect investigations involving it.

Complaints are unverified owner reports and are not adjusted for sales volume.

Compare with another car

Most common 2004 Chevrolet Trailblazer EXT problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Electrical System145 · ~63,000 mi
Fuel System, Gasoline29 · ~81,500 mi
Power Train17 · ~65,465 mi
Engine and Engine Cooling16 · ~63,890 mi
Exterior Lighting13 · ~59,000 mi
Fuel/propulsion System9 · ~96,000 mi
Vehicle Speed Control9 · ~53,660 mi
Equipment8 · ~48,500 mi
Fuel System, Other8 · ~55,000 mi
Steering8 · ~90,000 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Electrical System problems14556%63,000“oil pressure” (10%)$930
Fuel System, Gasoline2911%81,500——
Power Train177%65,465——
Engine and Engine Cooling166%63,890——
Exterior Lighting135%59,000——
Fuel/propulsion System93%96,000——
Vehicle Speed Control93%53,660——
Equipment83%48,500——
Fuel System, Other83%55,000——
Steering83%90,000——
Air Bags73%154,654——
Structure73%88,500——
Visibility73%44,600——
Engine52%131,129——
Latches/locks/linkages31%102,500——
Unknown or Other31%55,000——
Seat Belts21%9,250——
Seats21%57,500——
Equipment Adaptive/mobility10%47,000——
Service Brakes10%142,000——
Tires10%———
Visibility/wiper10%———
Wheels10%———

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2009, with 56 complaints
2004: 2200422005: 10102006: 122006122007: 19192008: 332008332009: 56562010: 472010472011: 33332012: 122012122013: 12122014: 9201492015: 332016: 2201622017: 662018: 2201822019: 33

n = 261 complaints · Source: NHTSA

2004 Chevrolet Trailblazer EXT recalls (1)

Tap a recall to see the problem, the risk and the fix.

Exterior lighting:brake lightsNov 1, 2004 · NHTSA campaign 04V527000 · 871,473 vehicles

Problem: 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.

Risk: An inoperative brake lamp will not convey the driver's intention of stopping to drivers in following vehicles, and an inoperative rear turn signal lamp will not convey the driver's intention to turn to drivers in following vehicles. Both of these failures can increase the risk of a crash.

Fix: 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 1-800-630-6537, buick at 1-866-608-8080, or gmc at 1-866-996-9463.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

NHTSA defect investigations

  • Loss of Headlights (RQ17002) — opened Apr 24, 2017, closed Mar 29, 2021.
  • Fuel pump module leaks gasoline (EA07009) — opened Jul 10, 2007, closed Aug 28, 2008.
  • Brake lamp failure (EA04021) — opened Aug 3, 2004, closed Nov 4, 2004, led to recall 04V527000.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

"takata recall" i was recently in a car accident that was listed in the police report as a head on collision and not one airbag deployed. The impact as i was told was hard enough that the airbags should have deployed.

Air Bags · received Apr 17, 2019 · NHTSA complaint 11196849

Rusted fuel lines- garage checked strong fuel smell and discovered rusted fuel filler and lines

Fuel/propulsion System · received Feb 11, 2019 · NHTSA complaint 11176132

Part # 19120564 rubs on tailgate when opening . Does secure properly. Eventually, flew off while driving.

Structure · received Jan 6, 2019 · NHTSA complaint 11165442

When driving the headlights all of a sudden just shut off. It is extremely scary at night. I found that i can however use the brights. They eventually come back on. This has been happening for years. I kept hoping for a recall and just found this site to report it. This has happen on city streets…

Exterior Lighting · received Feb 22, 2018 · NHTSA complaint 11074267

My family was driving home on the freeway when the complete third taillight cover blew off. It appears that the adhesive that attaches the rear spoiler to the glass of lift gate has loosened due to a manufacturer defect.

Structure · received Jan 18, 2018 · NHTSA complaint 11063544

Other Chevrolet Trailblazer EXT years

← 2003 Trailblazer EXT · 2006 Trailblazer EXT →

YearComplaintsRecalls
2006 Trailblazer EXT1896
20042611
2003 Trailblazer EXT3133
2002 Trailblazer EXT1003

See all Chevrolet Trailblazer EXT problems by year, every Chevrolet model, or the Chevrolet VIN decoder.

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Frequently asked questions

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

Owners most often report electrical system, fuel system, gasoline, power train problems. The top one, electrical system, accounts for 145 complaints.

Was there a recall on the 2004 Chevrolet Trailblazer EXT?

Yes, 1 safety recall. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2004 Chevrolet Trailblazer EXT a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Trailblazer EXT model years, the 2004 has more complaints than most years. Always get a pre-purchase inspection and check the VIN for open recalls.