Cold start vs idling

[axe]

(12-21-2016 )Rawze Wrote:  

(12-20-2016 )Mrkentee Wrote:  What's worse? Cold start at 5 or 10 degrees, or idling for 10 hours?

When it is that cold and we have to sit, we set a 4 hour timer and crank it every 4 hours for about 10 minutes or so.

This is what I have been doing in older truck I just bought with no apu and no bunk heater.