2005 Chevrolet Trailblazer Power Train Problems

Source: NHTSA · Updated Aug 3, 2026 · 51 complaints analyzed

Owners have filed 51 complaints with NHTSA about power train problems on the 2005 Chevrolet Trailblazer, 3% of all complaints for this model year. Half of the reports with a mileage happened before 77,349 miles.

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical power train repair on the 2005 Chevrolet Trailblazer at $4,150, and half of them between $4,150 and $4,900.

Based on 5 NHTSA complaints about this problem alone that state a repair bill or quote (2008–2011), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do power train problems happen?

Based on 47 complaints that reported the odometer reading.

Under 10k miles4 · 9%
10k–25k miles2 · 4%
25k–50k miles5 · 11%
50k–75k miles11 · 23%
75k–100k miles10 · 21%
100k–150k miles11 · 23%
150k+ miles4 · 9%

How serious are the reports?

Of 51 complaints, 5 mention a crash, 1 a fire, 1 an injury.

Chevrolet Trailblazer power train complaints by model year

Peak: 2002, with 310 complaints
1999: 2199922000: 552001: 5200152002: 3103102003: 10320031032004: 62622005: 512005512006: 50502007: 152007152008: 10102009: 1200912014: 112021: 412021412022: 34342023: 102023102024: 772025: 6202562026: 11

n = 714 complaints · Source: NHTSA

Model yearPower Train complaintsShare of that yearMedian miles
2026 Trailblazer19%100
2025 Trailblazer624%700
2024 Trailblazer721%10,000
2023 Trailblazer1014%44,962
2022 Trailblazer3431%43,000
2021 Trailblazer4121%32,000
2014 Trailblazer1100%79,000
2009 Trailblazer14%—
2008 Trailblazer105%47,858
2007 Trailblazer152%65,000
2006 Trailblazer505%70,500
2005 Trailblazer513%77,349
2004 Trailblazer626%58,000
2003 Trailblazer10311%71,770
2002 Trailblazer31027%66,000
2001 Trailblazer525%80,000
2000 Trailblazer519%60,000
1999 Trailblazer250%67,000

When owners reported it

Peak: 2010, with 7 complaints
2005: 1200512006: 442007: 4200742008: 442009: 6200962010: 772011: 6201162012: 442013: 3201332014: 662015: 1201512016: 112017: 2201722018: 112020: 120201

n = 51 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists power train for the 2005 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.

I was driving on the highway going straight no turns in my 05 chevy trailblazer going about 60mph and all of a sudden i heard a low click sound and i was not able to accelerate or keep my current speed it was beyond unsafe so i pulled to the side of the highway engine running still i put it in…

Received Jul 20, 2020 · NHTSA complaint 11340524

Our vehicle died at a turn signal light in a dangerous intersection. No warning from the vehicle as it was running normal. It would turn over but no start. Police force a tow out of the busy intersection right away. It starts up at the mechanics. They tested fuel filter and other stuff. We get on…

Received Aug 13, 2018 · NHTSA complaint 11119524

When i accelerate from 45 to 60 miles per hour my whole truck vibrates and it feels like the engine is seizing but if i accelerate more or reduce my speed it goes away. I was researching online and found out i wasnt the only one in the country that has this problem. I was just thinking of…

Received May 4, 2017 · NHTSA complaint 10983428
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 2005 Chevrolet Trailblazers have power train problems?

No. NHTSA has 51 owner complaints about power train for the 2005 Chevrolet Trailblazer (3% of the 1,466 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2005 Chevrolet Trailblazer power train?

No recall currently lists power train for this vehicle.

At what mileage do power train problems start?

The median reported mileage is 77,349 miles: half of the reports with a mileage came before that.

How much does it cost to fix power train problems on the 2005 Chevrolet Trailblazer?

Owners report a typical cost of $4,150 (half paid between $4,150 and $4,900), from 5 complaints that state a repair bill or quote, in 2026 dollars.

Other 2005 Chevrolet Trailblazer problems

See all 2005 Chevrolet Trailblazer problems or power train problems across all Trailblazer years.