Combination #2
Combination Vehicles Practice Test | Michigan 2024 #2
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 2024, 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 . 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.
2 . A driver should test the tractor protection valve by:
You should test the tractor protection valve by allowing the air supply to properly charge, turning off the engine, then releasing air from the system by pressing the brake pedal several times. The tractor protection valve should move into its emergency position when psi drops to an unsafe level.
3 . 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.
4 . Rollovers happen when:
Rollovers are caused by operators turning too fast. To avoid rolling over, drive slowly on entrance ramps, on exit ramps, and around corners. Avoid making quick lane changes when towing trailers.
5 . Place the trailer air supply control in its "emergency" position to test:
Be sure to test the trailer emergency brakes before beginning a trip. After ensuring that the trailer rolls freely, you can test the emergency brakes by pulling out the trailer air supply control, or placing it in the "emergency" position. Pull forward slightly with the tractor and make sure the trailer does not move.
6 . If you press the tractor air supply control and your trailer's spring brakes do not release, you should:
It is important that all of a vehicle's equipment is in proper working condition before beginning a trip. If a trailer's spring brakes do not release when you push in the tractor air supply control, you should make sure the air line connections are properly attached and sealed.
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.
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2024 Michigan | Frequently Asked Questions
A CDL Class A license in Michigan allows the holder to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed is in excess of 10,000 pounds. This typically includes tractor-trailers, truck and trailer combinations, and flatbeds.
A Class A CDL license in Michigan permits the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tanker vehicles, livestock carriers, and flatbeds. Essentially, it covers any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more if the towed vehicle exceeds 10,000 pounds.
To obtain a Class A CDL license in Michigan, you must be at least 18 years old (21 for interstate driving), have a valid Michigan driver's license, pass a vision test, and complete a self-certification of medical fitness. You also need to pass written knowledge tests and a skills test, which includes a pre-trip vehicle inspection, a basic controls test, and an on-road driving examination.
In Michigan, you must be at least 18 years old to qualify for a Class A Commercial Driver's License (CDL) for intrastate driving (within Michigan only). However, to drive interstate (across state lines) or to haul hazardous materials, you must be at least 21 years old.
While not always required, specific endorsements can be added to your Class A CDL license to permit the operation of certain vehicles or transport of specific goods. These include T (Double/Triple Trailers), P (Passenger), N (Tank Vehicles), H (Hazardous Materials), and X (Combination of Tank Vehicle and Hazardous Materials). Each endorsement requires passing additional knowledge tests.
The Class A CDL skills test in Michigan encompasses three parts: a pre-trip inspection, a basic vehicle control test, and an on-road driving test. The pre-trip inspection tests your ability to assess the safety of your vehicle. The basic control test evaluates your ability to maneuver and control the vehicle. The on-road test assesses your ability to safely operate the vehicle in various traffic situations.
Yes, certain limitations can be imposed on Class A CDL license holders in Michigan. These are called restrictions and are marked on the license. For example, an "E" restriction prohibits manual transmission use, an "L" restriction prohibits operation of vehicles with full air brakes, and a "Z" restriction prohibits the operation of a commercial motor vehicle equipped with any braking system operating fully on the air brake principle.
In Michigan, the written Class A CDL test is primarily administered in English, as federal regulations require commercial drivers to read and speak English. However, some locations may offer the test in other languages. It's recommended to contact your local testing center for specific information about language accommodations.
Yes, you can request accommodations for the Class A CDL written test if you have a disability. Michigan's Department of State is committed to providing accessible testing. The exact accommodations depend on the nature of your disability. Contact your local testing center in advance to discuss your needs and make appropriate arrangements.
Yes, if you don't pass the Class A CDL written test in Michigan, you can retake it. However, you must wait at least 24 hours before retesting. If you fail the test three times, you must wait 30 days from the last attempt to retake it. There may be additional fees for retesting.
