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reduce engine power

  1. 2003 Trailblazer how to erase codes

    The 02-09 "How-To" and DIY Section
    I have a 2003 trailblazer and have been battling for months with a “reduced engine power” light. I have no throttle. I replaced the gas pedal, the ecm, and the throttle body. I spoke to a mechanic yesterday and he said that I need to erase all the codes to get the proper relearn. How can I erase...
  2. P1484 '02 TBlzr - Check Engine, etc...

    OEM Issues
    Always glad that I found this forum so long ago! Wife's '02 (148K on it) Tblzr LTZ had the 'Check Engine Light' AND the 'Reduce Engine Power' light at the same time. Checked code and it came out as P1484 (it also had an A after the number). The OIL was down as well, actually seems to have...
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