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Posted by Paul(in NY) [12.64.128.132] on Friday, November 09, 2012 at 15:56:16 :
In Reply to: Re: Cummins ECM & grid heater? posted by Marty [50.68.51.62] on Friday, November 09, 2012 at 12:18:38 :
A lot depends on the temps. When it goes sub zero, my Ram Block heater is always plugged in. When I go to start it, the grid heaters come on. The grid heater sensor is on the intake air temp, not block temp. I dont think my B5.9 or B3.9's would start very well at 25 below without heat.
Paul
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