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    LML Fan Clutch Cycling on and off

    I have a 2015 GMC Durmax (LML) and have just recently noticed that my fan clutch has been cycling on and off. It will only cut on for about 10 seconds then cut off for about 30 seconds and do it again. This is in 20 to 40 degree weather, and the engine is not running hot so there is no reason...