Combination #1
Combination Vehicles Practice Test | Michigan 2025 #1
Train for FREE online with our Michigan 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 MI 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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1 . During a trip, the ____ should be open.
When starting a trip, be sure that all shut-off valves are in the open position, except for the last valves on the rear trailer. It is important that air reaches the brakes on all trailers and that it is not able to escape from the back of the vehicle.
2 . When testing ____, you should apply your vehicle's brakes with the hand control while moving the vehicle forward slowly.
To test the trailer service brakes, you should first ensure that the braking system has a normal air pressure level, then release the parking brake. You should then move the vehicle forward slowly and apply the brakes with the hand control. If the trailer service brakes are working properly, you will feel the brakes activate.
3 . The emergency air line supplies air to the:
The emergency air line (also known as the supply line) has two functions. The first is to supply air to the trailer air tanks, and the second is to control the emergency brakes on combination vehicles.
4 . When backing up your tractor while coupling it to a trailer, the trailer brakes should be:
Correctly following the steps to couple and uncouple trailers is vital to safely operating a combination vehicle. Before backing your tractor under the trailer while coupling, make sure your trailer brakes are locked.
5 . If a trailer begins to jackknife, the driver:
If a trailer begins to jackknife, you should release the brakes and allow the trailer wheels to regain traction with the road. Do not apply the trailer hand brake to attempt to straighten out the rig because the application of brakes is what caused the wheels to lock in the first place.
6 . If your vehicle gets stuck on railroad tracks, you should:
If your vehicle gets stuck on railroad tracks for any reason, you should immediately exit the vehicle and walk away from the tracks. Contact the proper emergency authorities.
7 . A trailer that is too high:
Before coupling together a tractor and a trailer, you should make sure the trailer is at the proper height. If the trailer is too low, the trailer nose may be damaged. If the trailer is too high, it may not be able to couple correctly.
2025 Michigan | Frequently Asked Questions
To secure a CDL Bus endorsement in Michigan, you must first have a Commercial Driver's License (CDL). Then, pass the Passenger Endorsement written test. After that, you'd need to pass a skills test in the type of vehicle you wish to drive. The Michigan Secretary of State administers these tests and issues the endorsements.
To obtain a CDL Bus license in Michigan, you must have a valid driver's license, pass a physical examination, and complete a CDL application. You'll then need to pass the CDL General Knowledge test, the Passenger Endorsement written test, and finally, the skills test in a bus. The Michigan Secretary of State administers these tests and issues the licenses.
Yes, specific training is necessary for a CDL Bus endorsement. You must complete a commercial driver's education program, which includes both classroom instruction and practical driving experience. Additionally, you need to pass both the general CDL knowledge test and the passenger endorsement test. The training prepares you for these exams and for safely operating a bus.
CDL Bus licenses fall under three main classifications in Michigan: Class A, B, and C. Class A CDL is for towing vehicles over 10,000 pounds, Class B CDL is for single vehicles over 26,000 pounds (including buses), and Class C CDL is for vehicles designed to transport 16 or more passengers. The required license depends on the specific type and weight of the bus.
No, you cannot use your personal vehicle for the CDL Bus driving test in Michigan. The vehicle you use for the test must match the type and class of CDL you are applying for. In this case, you must use a commercial bus. This ensures you can handle the size and complexity of operating a commercial bus.
During the CDL Bus driving test, various skills are evaluated. These include pre-trip vehicle inspection, basic vehicle control (like backing, turning, and stopping), and on-road driving (covering intersections, railway crossings, and highway driving). You'll also be tested on specific bus maneuvers like loading/unloading passengers, use of emergency exits, and proper response to emergency situations.
Yes, for a CDL Bus endorsement in Michigan, you must pass a Department of Transportation (DOT) physical exam. This tests your physical health and vision to ensure you can safely operate a commercial vehicle. The exam checks for conditions like high blood pressure, diabetes, and poor vision that could affect your driving ability. A Medical Examiner's Certificate is then issued upon passing the exam.
No, it's not permissible to transport passengers without a valid CDL Bus endorsement in Michigan. The law requires any driver of a vehicle designed to carry 16 or more passengers, including the driver, to have a CDL with a Passenger (P) endorsement. Violating this law can result in hefty fines and possible loss of driving privileges.
In Michigan, you can add a CDL Bus endorsement to your existing commercial driver's license. You don't need a new application for the entire license. However, you must pass a knowledge test for the endorsement. After passing the test, you can pay the required fee to have the endorsement added to your current CDL.
Yes, there are restrictions for drivers with a CDL Bus endorsement in Michigan. Drivers must not have more than two moving violations in three years and no DUI convictions in the last seven years. Also, they must pass a DOT physical exam every two years. They cannot drive across state lines until they're 21 and must adhere to hours-of-service regulations.