Situations d’urgence

On a long, steep downgrade, the safest way to control speed is to:

Panneau routier de Colombie-Britannique — Shift to a lower gear to use engine braking
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Bonne réponse : B. Shift to a lower gear to use engine braking

Continuous brake use on long downgrades overheats the brakes and causes brake fade. A lower gear lets the engine itself slow the vehicle, keeping the brakes cool for emergencies.

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