Free Maine CDL Combination Vehicles Practice Test 2022

You have to pass the Maine CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for a good Maine CDL Practice Test source for your coming CDL test? You are in the right place. Our practice test is a great resource for beginners. The test is designed for you to have exactly the experience of the exam as you will be more familiar with both the test format and the subject. Our CDL practice test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official Maine CDL Manual so you can be sure that the information in our test is accurate and relevant to your examination. In addition, each question has a detailed explanation so that it is very useful for you to learn from your mistakes. Preparing well before test day with questions and content that we cover. Start with our Free Maine CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 ME commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
ME CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
Air brake equipped trailers made before 1975:
2.
To unlock the fifth wheel, the locking lever should be placed in the ______ position.
3.
You have coupled with a semitrailer, where should you put the iron trailer supports before driving away?
4.
Over 50% of truck driver accident deaths are caused by:
5.
Which part of the kingpin should the locking jaw close around?
6.
If you have to enter another traffic lane to complete a wide turn, you should:
7.
If the service line comes apart while you are driving a combination vehicle, but the emergency line stays together, what will happen right away?
8.
Your emergency air line breaks or gets pulled apart while you are driving. The loss of pressure will cause the:
9.
To stop other drivers from passing you on the right when turning wide:
10.
When should you use the hand valve to park a combination vehicle?
11.
When unlocking the fifth wheel in Step 6, all of the following apply except:
12.
Trailers will have an ABS malfunction lamp:
13.
When uncoupling, the tractor should:
14.
To test the trailer brakes before driving, use the hand valve or the:
15.
You have a major leak in the service line, and you put on the brakes. Service air will escape and cause the:
16.
Triples combinations have a rearward amplification of:
17.
Glad hands are usually connecting which of these?
18.
You are coupling a tractor to the semitrailer; you have connected the airlines. Before backing under the trailer, you should:
19.
Why should you lock the tractor glad hands to each other (or dummy couplers) when you are not towing a trailer?
20.
A specific item to check on a sliding fifth wheel is: