Michigan
CDL Practice Test

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The Michigan CDL practice tests below offer practice test questions in all the different topic areas you’ll see on the Michigan CDL test. The tests are free and can be taken as often as you’d like to help you in your preparation for earning a Michigan commercial driver license. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is a 50-minute time limit. You may not go back once you answer a question. Click the "Start Quiz" button below to begin. 

1 / 40

If your bus has an emergency exit door, it must:

2 / 40

You must have placards for explosives, poison gas or flammables exceeding:

3 / 40

Make sure that_____before you back under a trailer.

4 / 40

The object that doesn't get checked at the side of the trailer is the:

5 / 40

This should be cleaned and then adjusted properly while inside the cab.

6 / 40

The front trailer supports should be____before driving away.

7 / 40

You should activate hazard lights within approximately how many feet before railroad crossing?

8 / 40

What position should the heaviest trailer be in when pulling 3 trailers?

9 / 40

The parking brakes should be used____in air brake vehicles.

10 / 40

Which of the following about the front tires on a commercial bus is true?

11 / 40

A minimum tread depth of 2/32 inch is required for:

12 / 40

You don't want to use wheel chocks when hooking a combination to a second trailer with no spring brakes. What should you do?

13 / 40

What color and shape is the trailer air supply control?

14 / 40

What handling effect should you expect when your tank has baffles?

15 / 40

A safe haven is ______.

16 / 40

What should you hear when you have the hand valve on and are testing the trailer brakes by opening the service air line at the back of the trailer?

17 / 40

Before transporting a sealed load, you must check:

18 / 40

Select the answer that is controlled by the foot brake.

19 / 40

Which is more likely to tip over due to the crack the whip effect?

20 / 40

Select the true statement in regards to large combination vehicles taking longer to stop.

21 / 40

Upon what does the amount of liquid you can carry in a load depend?

22 / 40

What action should you take before driving while drowsy?

23 / 40

How many seats may be placed in the aisle if the bus is a charter and is carrying agricultural (farm) workers?

24 / 40

Select the reason as to why you should not use the trailer hand valve while driving.

25 / 40

Select the true statement about tractor protection valve:

26 / 40

Five hazard classes that require placarding in any amount are ______.

27 / 40

A trailer is at the right height to have the tractor backed up to it when:

28 / 40

If you have riders on board, you must never refuel:

29 / 40

On a drawbridge, you do not need to stop, but must slow down and make sure it's safe, when:

30 / 40

Why should you test the tractor protection valve?

31 / 40

You must keep shipping papers describing hazardous materials ______.

32 / 40

Select the true statement about stop valves in a cargo tank:

33 / 40

The minimum tread depth for steering axle tires is:

34 / 40

If you are required to stop at railroad crossings, you must:

35 / 40

You should be in the proper gear before going down a hill because:

36 / 40

The emergency air line is used to:

37 / 40

You can be sure air is supplied to the second trailer by:

38 / 40

In what position should the converter dolly air tank drain valves and pintle hook be in?

39 / 40

Which contains more alcohol: a 12-ounce glass of 5% beer, a 5-ounce glass of 12% wine or a 1 1/2-ounce shot of 80 proof liquor?

40 / 40

Why do air brakes take longer to stop than hydraulic brakes?

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How To Get A michigan Commercial Drivers License

Applicants must be of the legal age of 18 or older. Those between the ages of 18 and 21 are only permitted to drive a commercial vehicle within the state of Michigan. Those age 21 and older may drive a commercial vehicle across state borders. Only those aged 21 and older may apply for their hazardous materials endorsement. All applicants must possess a DOT Medical Card.

An applicant’s driving record will be considered when applying for a CDL license. There are specific items in which a driver will be disqualified for a commercial driver’s license.

These include:

  • Any suspension/revocation 36 months before submitting an application.
  • Any six-point violation or conviction of operating a motor vehicle impaired 24 months prior to submitting an application.
  • Any current denial, cancellation, suspension, or revocation of driver’s license.
  • Possessing multiple licenses from other states.
  • Not meeting BFS-103 CDL Certifications.

Michigan requires all CDL applicants to complete both a knowledge test and a skills test. Michigan offers the following CDL license endorsements:

  • S – School Bus
  • T – Double Trailer
  • P – Passenger
  • N – Tank Vehicles
  • H – Hazardous Materials

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michigan CDL License Test Tips

The knowledge tests are presented in written form for Class A, B, and C applicants. All classes are required to take a 50 question assessment. Those applying for a Class A CDL will need to complete an additional 20 questions about combination vehicles.

Applicants seeking to drive vehicles with air brakes must complete a 25 question air brake assessment. Those seeking any endorsement other than hazardous materials must complete a 20 question assessment that is endorsement specific. Those applying for the hazardous materials endorsement must complete a 30 question knowledge test. All applicants must receive a score of 80 percent or higher on each test to pass.

A skills test is required for all CDL applicants regardless of Class. The School Bus and Passenger Endorsements require a skills test as well. All applicants applying for Air Brakes Certification must use a vehicle that is equipped with air brakes for their skills test. The CDL skills test consists of a vehicle inspection test, basic control skills test, and a driving test. All three test sections must be passed for CDL approval. Failure in any skills test area automatically fails the applicant.

Additional Information

CDL Testing by the Michigan Secretary of State

The Michigan Secretary of State provides administers CDL license requirements in Michigan. To get more information contact them via:

Website:  https://www.michigan.gov/sos/0,4670,7-127-1627_8669_53324---,00.html

Phone:  888.767.6424

 

Additional Michigan CDL Helpful Links

Please use the links below to access more valuable Michigan CDL testing resources and to learn more about practice driving tests for the state of Michigan.