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there are a few kinds of BH that help cars start from extreme cold weather,
6 l! M, P$ J# T" @+ _' ?7 B/ K5 zbasically , 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.
2 g0 p- T7 @ H1 o# S2 h; V3 D# OEither way, the engine shall not be frozen with use of BH.# x! }# X1 J5 Z. u/ r7 P) D
Google block heater
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If you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.
& H3 e. l; z+ P' [A good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.% j' q* S- {; h
% f4 A$ g' j" h" ~8 nif 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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