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there are a few kinds of BH that help cars start from extreme cold weather,- Z: W% f6 d+ Q3 f" ~3 C; \; a
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.( T& y: F- j" `+ i/ b6 S. X0 A' i
Either way, the engine shall not be frozen with use of BH.
3 n6 h2 |: o* p: wGoogle block heater' W' I7 b# o/ x+ z# w
; e5 h+ E! |! E* oIf you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.
- r4 V. H& g& ~5 Z: U5 \3 B3 g, r: tA good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.4 r7 e; T# z/ I8 ]! H+ l6 n
% E: E4 o/ n8 }* o9 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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