Free Georgia CDL Air Brakes Practice Test 2022

Do you need an Air Brakes endorsement or an L endorsement for your commercial driving license? The Georgia CDL Air Brake Test has some differences from other endorsements because your license will receive a mark of restriction if you fail the test. So having good preparation before exam day is very necessary. To ensure that our Georgia CDL practice test questions are relevant, all of our practice questions are based on the Georgia CDL manual. Each question has a detailed explanation for you to thoroughly learn the format and the topic. Don't be afraid of having a restriction on your license. Let’s try our CDL practice test to get ready to pass the Georgia CDL Air Brake Test now. 

Our CDL practice tests:
Based on 2022 GA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
GA CDL Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
1.
The parking or emergency brake on a heavy vehicle can only be held in position by something that cannot leak away, like:
2.
Air brakes consist of ________.
3.
A dual air brake system ________.
4.
An air brake system is fully charged at what psi?
5.
A mechanical device that drops a low air warning into a drivers view is called a:
6.
If your truck has a properly functioning dual air brake system and minimum size air tanks, the air pressure should build up from 85 to 100 psi within how many seconds?
7.
Why drain water from compressed air tanks?
8.
In a controlled braking emergency:
9.
While applying the brakes, what tells the driver how much air pressure is being used?
10.
When performing the controlled braking method for an emergency stop, you are _________.
11.
When using a vehicle with air brakes, the parking needs to be used _______.
12.
What is a \"Wig Wag\"
13.
The level at which the air compressor stops pumping air is:
14.
How should you check that your service brakes are working properly?
15.
Pushing the brake pedal down harder __________.
16.
If one air system is very low on pressure _______.
17.
In a dual air brake system, if the air pressure in one part of the system drops enough to set off the low air warning:
18.
How does the antilock brake system benefit the driver?
19.
Why do air brakes take longer to stop than hydraulic brakes?
20.
The belt of a belt-driven air compressor should be ________.
21.
The parking brake should be used:
22.
Vehicles with ABS have malfunction lamps that are what color?
23.
On a long or steep downgrade, how should vehicle speed be primarily controlled?
24.
Manual air tank drains require:
25.
What is an alternative name for a brake pedal?