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there are a few kinds of BH that help cars start from extreme cold weather,/ ^: c8 c. f+ p& ]
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.
2 U$ H0 N! F4 d6 ~5 }1 NEither way, the engine shall not be frozen with use of BH.
; t+ G" O+ [ y; F3 ] e0 k H- MGoogle block heater" Y) |7 Y2 e7 s: e+ A! k. v
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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.+ E# N+ Z7 Z& l2 O
A good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.# v* \& q' z3 p0 C I- U' p2 ?
0 N6 n* Z; T$ zif 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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