Combination #1
Combination Vehicles Practice Test | Michigan 2026 #1 Page 3 of 3
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 2026, 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 . The "crack-the-whip" effect can:
Trailers can overturn as a result of the "crack-the-whip" effect. The last trailer in a combination is the most prone to tip over due to this effect. Drivers should be aware of the rearward amplification of their specific vehicles and drive accordingly.
16 . 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.
17 . 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.
18 . The best way to recognize that your trailer has started to skid is by:
The easiest way to become aware that your trailer has begun to jackknife is to observe it in your mirrors. Checking your trailer in your mirrors will also allow you to spot any skidding at the earliest possible moment.
19 . Before a trip, you can make sure air flows to all trailers by:
Before a trip, ensure that air in the air brake system reaches all trailers. Do this by waiting for air pressure to build, then sending air to both the emergency and service lines and opening the shut-off valves on the rear of the last trailer. If air escapes from the shut-off valves in the rear of the combination, the air is being supplied to the entire vehicle.
20 . Watching the road ahead:
Making a sudden lane change can be dangerous while driving a combination vehicle. You can avoid the need to make a sudden lange change by looking down the road for upcoming obstacles that will require you to change lanes.
2026 Michigan | Frequently Asked Questions
In Michigan, to acquire a CDL Tank endorsement, you must first have a Commercial Driver's License (CDL). Then, you need to pass the Tank Vehicle (N) written test. The test covers topics like inspecting tank vehicles, driving tank vehicles, and safe driving rules. Studying the Michigan CDL handbook can help you prepare for this test.
To obtain a CDL Tank license in Michigan, you must first have a basic Commercial Driver's License (CDL). Then, pass the Tank Vehicle Endorsement Test, which covers topics like inspecting tank vehicles, driving tank vehicles, and safe driving rules. You must also be at least 21 years old to drive a tank vehicle across state lines.
While Michigan doesn't mandate specific training for a CDL Tank endorsement, it requires passing the Tank Vehicle Endorsement Test. Gaining practical experience or training can be beneficial in passing the test. This test covers inspecting tank vehicles, driving tank vehicles, and safe driving rules. Therefore, understanding these aspects through training or experience can aid in passing the test successfully.
Yes, in Michigan, to obtain a CDL Tank endorsement, you must pass the Tank Vehicle Endorsement Test. This is an additional written examination that covers topics such as inspecting tank vehicles, driving tank vehicles safely, and understanding specific driving rules related to tank vehicles. It's separate from the general CDL test.
The written test for the CDL Tank endorsement in Michigan includes subjects like inspecting tank vehicles, driving tank vehicles safely, and handling special driving conditions. It also covers rules related to the safe transportation of liquids and gases, understanding the surge effect, and emergency procedures.
The CDL Tank endorsement assessment doesn't involve specific maneuvers. It's a written test that evaluates your knowledge on key areas like inspecting tank vehicles, understanding the effects of liquid surge on vehicle handling, and safe driving rules specific to tank vehicles. The test ensures you have the knowledge to safely operate a tank vehicle on public roads.
Drivers with a CDL Tank endorsement must comply with all federal and state regulations regarding the transport of liquids. This includes adherence to weight limits, securing of loads, handling hazardous materials, and hours of service rules. Any violation of these regulations can result in penalties, including suspension or revocation of the CDL Tank endorsement.
No, it's illegal to transport liquid or gas materials in large quantities without a valid CDL Tank endorsement. This endorsement is required for operating a tank vehicle that's designed to safely carry liquid or gaseous materials. Driving such vehicles without the appropriate endorsement can result in penalties, including fines and suspension of your commercial driver's license.
The CDL Tank endorsement can be added to your existing Commercial Driver's License (CDL) in Michigan. You don't need to apply for a new license. However, you will need to pass the tank vehicle written test and pay the required fee to add the endorsement to your current CDL.
Yes, to transport hazardous materials with a CDL Tank endorsement, drivers must also have a Hazardous Materials (HazMat) endorsement. This requires passing a written test and a background check. Drivers must follow specific regulations for securing loads, using safety equipment, and emergency procedures. Non-compliance can lead to serious penalties.