B means Brake mode that some products, like electrical cars and trucks, give. You should use it to decelerate or maintain downhill speed with out utilizing the car or truck’s brakes. As electric powered and hybrid autos develop into a lot more widespread over the next five to a decade, https://gearbox-auto98630.newsbloger.com/34413663/new-step-by-step-map-for-gearbox-auto