The Worst 2002-2009 Trailblazer Problems

Passlock Security

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One of Chevrolet’s solutions for stopping thieves from driving away with a car is, coincidently, doing the same thing to the actual owner.

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Inaccurate Gas Gauge

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One of the more infamously problems with GM vehicles is a faulty fuel gauge that often leaves owners wondering just how much gas is left in their tank.

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What Owners Complain About

Sometimes it helps just to tally up the complaints and see where the biggest stacks are. Use this information to learn about troublespots or to run for the hills.

Worst Topics

Worst Years

By the Numbers

  1. 8 model years

    Grouping all models by their year can reveal some baddies.

  2. 2,158 complaints

    Running tally of owner grievances filed to CarComplaints.com.

  3. 71st in reliability

    Overall reliability rank out of 80 eligible generations.