Quebec Knowledge Test Coach
Vehicle and equipmentQuestion 60 of 318

Which vehicles may have a siren?

  1. Only emergency vehicles
  2. Emergency vehicles and school buses
  3. Emergency vehicles and tow trucks
  4. Any vehicle whose owner has a special permit
Show answer

Correct answer: Only emergency vehicles

Only an emergency vehicle may have a siren or a device that changes traffic lights.

Source: Driver's Handbook, 2nd edition (SAAQ, 2018), Chapter 2, The Vehicle > Horns, page 90

Practice vehicle and equipment

Questions last reviewed: 18 October 2026