Here are Chevrolet Trailblazer transmission problems, by model year. The most common Trailblazer transmission problems cost $2,100 to fix & occur at 98,000 miles. Regarding the worst model year 2002 Chevrolet Trailblazer transmission problems, "The Trailblazer emerged from an "upscale trim line" of the Blazer, but there's nothing upscale about its transmission problems or its wonky, unpredictable headlights" Click on a year below.

Worst Transmission Problems
transmission failure (4L60E) 2002 Chevrolet Trailblazer
transmission failure 2003 Chevrolet Trailblazer
transmission failure 2005 Chevrolet Trailblazer