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Question 4639

When you are not using the vehicle's roof rack, is it advisable to remove it?

  1. It makes no difference, because the roof rack does not affect fuel consumption.
  2. No, because the roof rack increases the vehicle's stability.
  3. Yes, because without the roof rack I save fuel.
Show answer and explanation

Correct answer: Yes, because without the roof rack I save fuel.

Yes. A roof rack disrupts airflow even when empty and can mean using about one extra liter per 100 km. If you are not going to use it, remove it and put your luggage in the trunk.

Manual II — Cuestiones de Seguridad Vial, edición 2026