Practice question

A Class A driver is reviewing Section 6. What is correct for uncoupling sequence?

Skip the visual check if the tug test feels normal
Use the trailer hand valve for normal stopping
park on firm support, ease jaw pressure, lower gear, disconnect lines, unlock, and pull clear straight
Back or turn faster so the trailer responds sooner

Answer: C — park on firm support, ease jaw pressure, lower gear, disconnect lines, unlock, and pull clear straight

The correct answer is shown above. Try the full quiz for additional practice.