Final answer:
When changing a flat tire, you should put the vehicle in neutral gear and block the wheels.
Step-by-step explanation:
When changing a flat tire, you should do the following:
- Put the vehicle in neutral gear.
- Block the wheels.
- When changing a flat tire, you should put the vehicle in neutral gear and block the wheels.
Putting the vehicle in neutral gear ensures that it doesn't move while you're changing the tire. Blocking the wheels with a wheel chock or a brick helps prevent the vehicle from rolling.