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 air compressor stops pumping air at what psi?
2.
The air brake lag distance at 55 mph on dry pavement adds about ____ feet.
3.
Air tanks need to be drained ______.
4.
Excessive use of the service brakes results in overheating which can lead to:
5.
In case of a low air situation, the spring brakes should come on at:
6.
The main factor in causing brake fade is:
7.
The application pressure gauge shows how much air pressure you:
8.
In ideal conditions a truck or bus with air brakes going at 55 mph would require the stopping distance of how many feet?
9.
When you need to apply more pressure to help your brakes work normally effectively, this means that your brakes are fading. Which of the following can cause fading brakes?
10.
When stab braking if you re-apply the brakes before the wheels start rolling, __________.
11.
What is the purpose of an antilock braking system (ABS)?
12.
Some vehicles are equipped with a control allowing you to apply the spring brakes gradually, called a:
13.
Spring brakes will come on automatically, but the parking brake can also be applied:
14.
What happens when your brake drums get very hot?
15.
If the low air pressure warning light comes on, you should:
16.
The parking brake should not be used when wet in freezing temperatures, or:
17.
To stop the vehicle, the brake shoes and linings are pushed against:
18.
The brake pedal in an air brake system _______.
19.
Controlled braking is only possible _________.
20.
Why does a heavily loaded vehicle need a longer distance to stop?
21.
How often should alcohol containers be checked during cold weather?
22.
On large buses low pressure warning devices usually signal at ______.
23.
Vehicles with air brakes _________.
24.
In a dual air brake system, one system will typically control the rear brakes, and the other:
25.
Required on all vehicles with air brakes, what tells the driver that air pressure is too low?