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there are a few kinds of BH that help cars start from extreme cold weather,
, i" ~5 v8 [# F5 A: Y! ibasically , BH keep the car warm by heating up the oil pan-which keeps the engine oil from frozen, or by heating up the coolant/radiator, and keep the engine block warm.
# N ~$ f6 D7 B6 P* I" F( R$ dEither way, the engine shall not be frozen with use of BH.$ v; [3 T- V' R
Google block heater
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2 D' f3 W+ ^/ S8 hIf you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.
: j, v0 x: h6 w4 R, vA good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.
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if you have BH or SO, but ur car still could not be started up, and you have not checked/replaced your battary before the winter came, I bet the battary is dead. |
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