Chevrolet Trailblazer EXT
engine Problems
We don't have a lot of Chevrolet Trailblazer EXT engine problems on file — feel free to add yours here. The most common Trailblazer EXT engine problems cost $2,000 to fix & occur at 103,000 miles.
The worst model years for engine problems are the 2005 Trailblazer EXT, 2004 Trailblazer EXT, and the 2006 Trailblazer EXT.
Worst Chevrolet Trailblazer EXT Engine Problems
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#1: Intake Valve Failure 2005 Trailblazer EXT
- Average Cost to Fix:
- $3,800
- Average Mileage:
- 90,000 mi
-
#2: Excessive Oil Consumption 2006 Trailblazer EXT
- Average Cost to Fix:
- N/A
- Average Mileage:
- 99,000 mi
-
#3: Check Engine Light 2005 Trailblazer EXT
- Average Cost to Fix:
- $300
- Average Mileage:
- 121,000 mi