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there are a few kinds of BH that help cars start from extreme cold weather,
2 _; }) O/ o, `# J3 L) U v# xbasically , 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.$ W7 m! L1 `8 I
Either way, the engine shall not be frozen with use of BH.+ j! _7 n5 r$ S
Google block heater( C9 b; h0 |+ i7 f
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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.
7 B* S, z5 \+ F9 _: O! N3 ]$ YA 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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