Combination #2
Combination Vehicles Practice Test | Illinois 2025 #2 Page 3 of 3
Train for FREE online with our Illinois CDL combination vehicle test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a IL combination license in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that DMV requirements for issuing a combination license may vary from state to state.
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15 . When the wheels of a trailer lock up:
They will likely go flat.
A trailer may swing out and strike other vehicles if its wheels lock up. This is especially likely with lightly-loaded trailers.
16 . Starting in which year were newly manufactured trailers required to have ABS?
2004
All trailers and converter dollies manufactured on or after March 1, 1998 must be equipped with Anti-Lock Braking Systems (ABS).
17 . If a parked trailer does not have spring brakes, you should keep the trailer from moving by:
Parking on a slight incline.
If a parked trailer does not have spring brakes, wheel chocks should be used to prevent it from moving. Air brakes can only hold a parked trailer for as long as there is air pressure remaining in the air tanks, so wheel chocks will ensure safety.
18 . What is another name for the service line?
The power line
The trailer service air line is also referred to as the control line or signal line.
19 . If a load is placed on one side of a trailer, the trailer:
Have improved steering.
If the weight of a load is placed primarily one side of a trailer, the trailer may lean, increasing the risk of a rollover.
20 . When coupling a trailer:
Only one set of glad hands should be connected.
When coupling, make sure you couple matching glad hands. They are often color-coded to help drivers avoid mistakes. Typically, blue is used for service lines and red is used for emergency lines.
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2025 Illinois | Frequently Asked Questions
To get a CDL Passenger endorsement in Illinois, you must first hold a valid Commercial Driver's License (CDL). Then, you need to pass a written passenger transport test. After passing the test, you'll need to pass a skills test in a vehicle of the same class that you plan to drive. Fees apply for testing and endorsement addition.
To obtain a CDL Passenger license in Illinois, you must hold a valid Commercial Driver's License (CDL), pass a written passenger transport test, and a skills test in a passenger vehicle. You must also be at least 21 years old, have a good driving record, pass a medical examination, and complete an application with the required fee.
While Illinois doesn't mandate specific training for a CDL Passenger endorsement, it's beneficial to have professional training or experience. This helps in passing the written and skills tests, which cover pre-trip vehicle inspection, safe driving practices, and emergency procedures. Studying the Commercial Driver's License Study Guide also helps prepare for the exams.
Yes, in Illinois, to secure a CDL Passenger endorsement, you need to pass an additional written test focused on passenger transport. This test covers topics like vehicle inspection, loading/unloading passengers, and emergency procedures. A skills test in a passenger vehicle is also required. These are in addition to the general CDL tests.
During the CDL Passenger endorsement assessment, you'll need to demonstrate skills such as inspecting the vehicle, safe loading and unloading of passengers, proper use of emergency exits and equipment, and safe driving practices. You may also need to perform maneuvers like turning, backing up, and parallel parking a large passenger vehicle.
No, you cannot legally transport passengers commercially in Illinois without a valid CDL Passenger endorsement. It's mandatory for drivers of vehicles designed to carry 16 or more passengers, including the driver. Violating this requirement can lead to fines, suspension of your CDL, or even legal penalties. Always ensure your endorsements are current and valid.
Yes, you can add a CDL Passenger endorsement to your existing CDL in Illinois. It doesn't require a new license application, but you will need to pass the Passenger Transport written test and the skills test in a passenger vehicle. Once you pass these tests, the endorsement can be added to your current CDL.
Yes, there are certain restrictions for drivers with a CDL Passenger endorsement in Illinois. Drivers are not allowed to consume alcohol or use controlled substances while on duty. They must also adhere to hours-of-service regulations to prevent fatigue. Additionally, drivers must follow safety procedures for loading and unloading passengers and handling emergencies.
Yes, to acquire a CDL Passenger endorsement in Illinois, you must be at least 21 years old. This is because federal law requires drivers of vehicles that can carry 16 or more passengers, including the driver, to be at least 21. However, there are no upper age limits as long as the driver can pass the required tests.
With a CDL Passenger endorsement in Illinois, you will be eligible to operate a variety of passenger vehicles. This includes buses, shuttle vans, and any vehicle designed to transport 16 or more passengers, including the driver. It's important to note that certain vehicles may require additional endorsements, such as a School Bus endorsement for school buses.
