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  1. Chevy Silverado Forum (GMC Sierra)
    I got a 2001 Silverado that has quite some custom work done to it. The issue is that I try and start it and it just dies. I have give some gas for a few seconds for it to stay running but doing so will give me a p0300 code for a random cylinder misfire but the misfire goes away once the truck...
  2. Chevy Silverado Forum (GMC Sierra)
    I have a 2003 5.3l sierra 1500, i have changed the TPS and the master flow sensor... But one day for no reason, reduced engine power come up when defrost is on but when i turn the defrost off the reduced power mode disapear... I don't know what to do with that thanks for your help
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