2024 HI CDL Practice Test: Double and Triples - Test 3
Based on
2024 HI CDL Handbook
19. Why should you unlock the pintle hook with the dolly still under the rear trailer?
A
Your brakes will fail.
B
You may drive slower.
C
The dolly tow bar may fly up, possibly causing injury, and making it very difficult to re-couple.
D
You may drive faster.