First, let the dog gradually accustomed to ride
1, every day before walking the dog, in the car without starting practice. Let the dog sit on the copilot, you're in the driver's seat, give it something tasty and talk to him. After the training, take it out to play, let it connect the car with the play. The training lasts a week, at least 5 times, 20 minutes at a time.
2, in the car that starts but stops in situ, carries on the above training.
3, slow travel 50 meters, to the lively street stop, let the dog accustomed to street noise.
4, gradually increase the length of travel time and mileage, so that dogs slowly adapt.