Practice question

When preparing for the Georgia CDL air-brake exam, what is the proper response to an apparent total loss of service brakes on a downgrade?

  1. Shift into neutral and coast
  2. Downshift to maximum engine braking, sound the horn, flash lights, use any retarder, and look for a runaway truck ramp or another escape path
  3. Pull the parking brake fully
  4. Speed up to outrun the grade

Answer: B — Downshift to maximum engine braking, sound the horn, flash lights, use any retarder, and look for a runaway truck ramp or another escape path

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

Practice more: Georgia CDL Air Brakes Test Practice Questions - Georgia Commercial Driver License (CDL) Air Brakes Knowledge Test Exam →