1. 4th Generation Sierra 2500

    Years
    2020–2020
    Reliability
    N/A
    PainRank
    N/A
    Complaints
    0
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  2. 3rd Generation Sierra 2500

    Years
    2014–2019
    Reliability
    18th of 32
    PainRank
    3.03
    Complaints
    37
    Continue
  3. 2nd Generation Sierra 2500

    Years
    2007–2013
    Reliability
    20th of 32
    PainRank
    3.66
    Complaints
    45
    Continue Front 3/4 view of a Sierra 2500
  4. 1st Generation Sierra 2500

    Years
    1992–2006
    Reliability
    15th of 32
    PainRank
    2.04
    Complaints
    70
    Continue

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The best way to find out what's wrong with a vehicle is from the people who drive them. Not only do owner complaints help us rank vehicles by reliability, but they're often used to spark class-action lawsuits and warranty extensions. Plus, they're a great way to vent.

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