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boost control

  1. Loss of boost??

    Superchargers
    Hey guys, new to the forum. Have a decent amount of experience with repairing 3800s but just recently started seriously modding. Some background: I have a 2004 gtp and I just installed 1.9 rockers, a 3.4 pulley and a tune. I also have deleted my cat and resonator. Before the mods, I was seeing...
  2. DTC 57 for L67

    DTC's, Problems & Troubleshooting
    I just dropped a '93 L67 from a PA Ultra into a '93 LeSabre that is running great :) with no problems except that under moderate throttle (~40-50%), the MIL comes on and is setting DTC 57 for the Boost Control Solenoid (the Service Manual isn't being of much help). When this happens, the engine...
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