The accelerator start is very convenient for underhood cranking. I do it often, turn on the switch and crank from under the hood using the throttle. For priming the carb , observing the engine while cranking. etc,. Cuts the need for an extra person inside the car. One person can crank the car, while under the hood. And it's part of Buicks' character. As much as Dynaflow and fender venti-ports