machuntExplorerFeb 27, 2020block heateri have a 2013 chevy 1 ton dually, doesel of course. after plugging in my block heater over night, it seemed hard to start. up untill now everything seemen fine. i do have 120 volts at my plug in.
machuntExplorerFeb 27, 2020I checked continuity between the positive and negative prongs on my plug and showed continuity,No it seemed harder to start with it pluged in then it did before when i had it pluged in couple weeks ago