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Old 02-16-2006, 01:33 AM
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Tirebiter Tirebiter is offline
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Join Date: Dec 2003
Location: Southern California & Hawaii
Posts: 690
Quote:
Originally Posted by farkum
1. At what temperatures should I start plugging the car in and for how long?

2. If I decide that I need my car plugged in for an hour before I leave for work but I only get up 15 minutes before I leave, is it alright to leave the car plugged in overnight?
It depends on how cold it gets where you live but I believe that temps near or below freezing warrant plugging in your block hear. Standard MB block heaters are 400 watts. After market heaters are often 500 watts. Put it on a timer and experiment a bit. Your block should not be cold to the touch after your warm up time.

I have seen posts here from people living up in the frozen North that leave them on over night and others that only heat for a few hours before their morning drive. I have rarely seen one burned out even if left on for weeks on end.

I live in darn near tropical weather so the only time I benefit from a block heater is when I am burning veggie oil. It starts and idles like I only parked it five minutes before. Heater works right away too.
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