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Practice quizzes / Michigan CDL Doubles Triples Practice Questions - Michigan CDL Doubles and Triples Endorsement Test Exam / Question 127216
Practice question

Why perform a gentle tug test after coupling?

  1. To verify the coupling holds before moving away
  2. To test the fuel pump
  3. To drain air tanks
  4. To replace the visual lock check

Answer: A — To verify the coupling holds before moving away

The correct answer is shown above. Try the full quiz for additional practice.

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