Practice question

For a South Carolina CDL combination vehicle, when the trailer's emergency brakes apply because the trailer air supply has popped out, the tractor will:

  1. Also have its brakes applied
  2. Still drive - only the trailer brakes are applied
  3. Have its electrical system disabled
  4. Stall the engine

Answer: B — Still drive - only the trailer brakes are applied

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Practice more: SC CDL Combination Vehicles Practice Questions - South Carolina CDL Combination Vehicles Test Exam →