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2003 Chevrolet Trailblazer EXT
Worst 2003 Trailblazer EXT transmission Problems
Click on a problem below to read more.
- NHTSA: Power Train: Automatic Transmission29
- NHTSA: Power Train: Automatic Transmission: Cooling ...2
- NHTSA: Power Train: Automatic Transmission: Lever And ...2
- NHTSA: Power Train: Automatic Transmission: Torque Converter2
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Compare Chevrolet Trailblazer EXT Model Years
Curious how the 2003 Trailblazer EXT compares to other years?
Check out our Chevrolet Trailblazer EXT overview to see the most problematic years, worst problems and most recently reported complaints with the Trailblazer EXT.