Dead car? Block heater and Synthetic Oil

guangdao

there are a few kinds of BH that help cars start from extreme cold weather,
7 F1 H3 \) Z3 t5 E& D7 Ebasically ,  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.
Either way, the engine shall not be frozen with use of BH.
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( i: [, g, j, l7 sIf you do not have BH on ur car, by using synthetic oil you can also prevent oil frozen from happening.
A good synthetic oil, 5w20 or 5w 30 , or 3w 20 have a pure point of -30 to -40 degrees.
$ n$ M; M0 b2 F# T' [  i
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.

guangdao

只看不顶，不厚道。。。