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  1. OEM Issues
    Okay, so let me explain the situation: My boyfriend's truck is a 2004 Chevy Trailblazer EXT with a 6-cyclinder engine and a 4x4. The engine light would come and go so we didn't think anything of it till we tried to run it through emissions and they failed it because the check engine light was...
  2. Air Induction
    Failed smog today. Test read P0106 and P0133 code. I plan on replacing the MAP sensor, hopefully with high probability that it will solve the P0106 code, but does anyon know if the P0133 code (Oxygen Sensor Circuit Slow Response) might be related? I know diagnosing O2 codes can sometime be...
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