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Michigan CDL Practice Test: Double and Triples - Test 2019

(From the 2019 Michigan CDL Handbook)
Number of tests: 24
Number of questions: 30
Passing score: 80

Directions: To obtain this endorsement for pulling two or three trailers, applicants must pass a 15-question test. And to pass the test, applicants must score at least 80%. Test questions are from the Michigan Commercial Driver Handbook. The Double/Triple trailers endorsement can be used with the Class A CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Michigan DMV locations.

You have made error(s) so far.
Your Challenge Library: 0

1. How can you test the trailer brakes?

2. Stop light switches are necessary because ________.

3. If there is rust around the wheel nuts what should you do?

4. Inspect your wheels and rims to make sure ______.

5. Coolant recovery containers permit you to ________.

6. While driving a combination vehicle, you should follow at least ____ second for each ____ ft. of your vehicle length.

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