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there are a few kinds of BH that help cars start from extreme cold weather,7 O& P5 r: ]* N" n2 w, j
basically , 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.
9 e0 |- V: j9 E7 d% t9 p7 p- ~Either way, the engine shall not be frozen with use of BH.
3 I! w# H1 y; e2 _( |Google block heater! R6 f' x) M7 ?! M. b* P
9 n" U" L4 L$ ZIf you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.
. w4 s! k8 k* B) H: u( ?$ BA good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.) v7 k# S: J* y! g% \: n
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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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