Why should you use chocks when parking a vehicle without spring brakes?

Because the air pressure may leak away, releasing the brakes.. Section 5.1: If a vehicle lacks spring brakes, and air leaks out, the

Why should you use chocks when parking a vehicle without spring brakes?

ANSWER BREAKDOWN
  • A. Correct. If a vehicle lacks spring brakes, and air leaks out, the service brakes will release. Chocks prevent rolling.
  • B. Incorrect. "To stop theft." is not correct. If a vehicle lacks spring brakes, and air leaks out, the service brakes will release. Chocks prevent rolling.
  • C. Incorrect. "It is required by law." is not correct. If a vehicle lacks spring brakes, and air leaks out, the service brakes will release. Chocks prevent rolling.
  • D. Incorrect. "To mark your spot." is not correct. If a vehicle lacks spring brakes, and air leaks out, the service brakes will release. Chocks prevent rolling.