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2023- The TrailBlazer, originally introduced as an upscale Blazer, was produced from 2002 to 2008 with a powerful I6 engine and with a monster V8 offered in the Trailblazer SS
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Old June 13th, 2019, 11:58 AM
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low idle on 2005 trailblaxer ext
Old June 14th, 2019, 5:24 AM
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Originally Posted by 19steelers74
low idle on 2005 trailblaxer ext
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Hi.
What engine, and what is the idle speed?
Do you have a 'check engine' light on? If yes, check the stored codes first.
Other than that, it is possible that your idle cotrol valve is dirty or stuck. Brake cleaner will help in that case.

Hope that helps.




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