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  1. R

    Runs fine for 3 minutes, bad for 3 minutes, then fine. Like clockork....

    Thanks fellas. I will post solution as quickly as I find it. TPS sounds like a good place to start, as there is a dead range of movement with throttle as the trouble occurs. Thanks again....
  2. R

    Runs fine for 3 minutes, bad for 3 minutes, then fine. Like clockork....

    Here's a good one for you. It's a 99 Cherokee Sport, 4L straight 6, 5 speed trans. Start it up and it'll run and drive fine for about 3 minutes. About that time, power fades at 1200 rpm. If I try to push for more rpm (speed), it's as though the engine just goes flat, no power, no acceleration...
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