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Practice quizzes / Michigan CDL Combination Practice Questions - Michigan CDL Combination Vehicles Test Exam / Question 127113
Practice question

What should you do if the trailer starts to drop during uncoupling?

  1. Use the hand valve as a jack
  2. Stop and correct support before pulling farther away
  3. Accelerate to clear quickly
  4. Disconnect both air lines

Answer: B — Stop and correct support before pulling farther away

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

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