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there are a few kinds of BH that help cars start from extreme cold weather,
% c- g6 F. I1 n* d) Jbasically , 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.
5 F- v1 J. [0 ?( V4 u& lEither way, the engine shall not be frozen with use of BH.
) a0 h i% d! l3 E9 I5 V2 Q$ N) X. FGoogle 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.2 O* ]" B/ k# k4 J, U) B# [% a* V- ?
A good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.6 e7 S$ S# X8 W/ f
6 P8 ~) p2 c! r, C, e y) ~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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