Chevrolet Trailblazer Engine Problems

Source: NHTSA · Updated Oct 13, 2026 · 255 complaints analyzed

Owners have filed 255 complaints with NHTSA about engine problems on the Chevrolet Trailblazer across 15 model years. The 2006 model year has the most (43). The words owners use most often: “engine power” (8% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Engine power: mentioned in 21 of 255 complaints (8%)

At what mileage do engine problems happen?

Based on 158 complaints that reported the odometer reading.

Under 10k miles10 · 6%
10k–25k miles2 · 1%
25k–50k miles12 · 8%
50k–75k miles22 · 14%
75k–100k miles32 · 20%
100k–150k miles51 · 32%
150k+ miles29 · 18%

How serious are the reports?

Of 255 complaints, 9 mention a crash, 22 a fire, 2 an injury.

Chevrolet Trailblazer engine complaints by model year

Peak: 2006, with 43 complaints
2002: 172002172003: 15152004: 162004162005: 30302006: 432006432007: 22222008: 212008212009: 222014: 1201412021: 38382022: 172022172023: 17172024: 9202492025: 332026: 420264

n = 255 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2026 Trailblazer436%100
2025 Trailblazer312%—
2024 Trailblazer927%5,200
2023 Trailblazer1724%29,000
2022 Trailblazer1715%1,726
2021 Trailblazer3819%48,482
2014 Trailblazer1100%79,000
2009 Trailblazer27%62,840
2008 Trailblazer2111%93,000
2007 Trailblazer223%90,000
2006 Trailblazer434%120,000
2005 Trailblazer302%98,000
2004 Trailblazer161%108,000
2003 Trailblazer152%147,000
2002 Trailblazer171%143,500

When owners reported it

Peak: 2014, with 47 complaints
2012: 152012152013: 25252014: 472014472015: 28282016: 182016182017: 662018: 102018102019: 772020: 3202032021: 222022: 122022122023: 332024: 222024222025: 24242026: 33202633

n = 255 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine for the Chevrolet Trailblazer. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

purchased brand new December 2022. 7000 miles had issues with brake noise. dealership resurfaced rotors. 28000 miles turbo had to be replaced due to "reduced engine power". Was told a seal was the problem in the original design. 45000 miles a/c would stop blowing and produce extensive condensation…

Received Oct 6, 2026 · NHTSA complaint 11769263

Engine shuts off while in drive but stopped- three times, twice at stop lights and once in a drive thru.

Received Oct 5, 2026 · NHTSA complaint 11768988

This incident is in regards to a fire that occurred in the engine bay area, post having turbo replacement and spark plug replacement done by a local dealership where this car was purchased new. Car had roughly approximately 60,000 miles and had a check engine light and engine reduce power…

Received Sep 23, 2026 · NHTSA complaint 11766531

When entering onto the freeway, I accelerated to the speed of the freeway traffic and the turbo system failed and the message was ENGINE POWER REDUCED and the check engine light came on. During the time of the turbo failure, I was almost hit by another vehicle that had to suddenly brake to avoid…

Received Sep 18, 2026 · NHTSA complaint 11765413

I experienced a Hard Stall at a Red Light. The Auto Start/Stop Feature was engaged. The Console displayed "Press Brake Pedal to Start". I had to shift into Neutral and manually restart the Vehicle. I had the Vehicle checked at my Dealer and there were No Error Codes Thrown and the Dealer Service…

Received Sep 14, 2026 · NHTSA complaint 11764167
Chevrolet Trailblazer
2002-2005 Chevrolet TrailBlazer photographed in Marshall Hall, Maryland , USA.. Representative photo; appearance varies by model year. Photo: IFCAR, Public domain, via Wikimedia Commons.

Frequently asked questions

Do all Chevrolet Trailblazers have engine problems?

No. NHTSA has 255 owner complaints about engine for the Chevrolet Trailblazer. Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the Chevrolet Trailblazer engine?

No recall currently lists engine for this vehicle.

What do owners say about engine problems on the Chevrolet Trailblazer?

The most frequent phrase is “engine power”, in 21 of 255 complaints.

Other Chevrolet Trailblazer problems

See all Chevrolet Trailblazer problems.