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engine surges and will not run

  1. Polaris Sportsman
    Use my 4 wheeler every day - almost always with difficulty. Turn the key on, start it, 75:25 chance that CHECK ENGINE LIGHT will come on. If it does, nothing works - can't shift gears, won't run properly or if it does run, it limps along surging and pausing. You can goose the throttle multiple...