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there are a few kinds of BH that help cars start from extreme cold weather,
- k% V J# V3 _+ Obasically , 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.! U; g1 E5 e1 D. Q; H( f; r
Either way, the engine shall not be frozen with use of BH./ b2 T# O- P1 x$ N8 [
Google block heater3 X; {( _7 G& j3 G
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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.- r& D A& `# M' P# R
A good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.2 `+ t3 u% R: q# d! i
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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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