Can a vehicle be purchased in both wife and husband name if only one party is the sole proprietor and will be using it for his/her business? Section 179 deduction

[salesy2k]

The vehicle is a truck weighing more than 6,000 lbs. If the above scenario wouldn't qualify, can the sole proprietor get a personal auto loan with his name? He's a real estate agent and he does business under his name and social security number no EIN