#1 Have the right car seat.
It's vital to first mention that not placing your Yorkie in a proper car seat is taking a chance with your puppy or dog's life. There's no way to sugar-coat it. If you would buckle up a child, buckle up your Yorkie.
There are over 16,000 car accidents per day in the US. The average driver will be in 3 collisions in their lifetime. When dogs are unrestrained, they are thrown with incredible force; enough to cause terrible or fatal injury.
And, if you think that you can hold your Yorkie during a crash, think again. Going at just 40 MPH, a 7 lb. Yorkie would be thrown with the force of a 280 lb. object.
Aside from being a life-saving measure, the right seat can help prevent motion sickness in 2 ways:
Andy, at 2 years, 3 months, photo courtesy of Fanya