Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner

ls1

  1. PCMforLess LS1 eFans in a 9-7X 5.3i

    Engine Tunes/Mods
    Yesterday I installed a set of LS1 eFans using a kit from PCMforLess. I got the fans off of a 2000 Camaro Z28. The fans fit perfectly and work like stock. I reflashed the PCM myself using HPTuners and copied the new fan data from a 2007 TBSS LS1 efan file. (The PCM must be reflashed because...
Top