What would occur if all of the air leaked out of one hold-off chamber while a vehicle was moving down the highway?

Question

Quizplus · Accepted Answer

When air leaks out of a hold-off chamber, the spring brake (which is held back by air pressure under normal conditions) would automatically apply on the affected wheel to ensure safety. This is because the spring brake system is designed to engage in the absence of sufficient air pressure.

What Would Occur If All of the Air Leaked Out