Volkswagen Jettas are quiet, smooth, and fun to drive, but maintenance costs run higher than a typical Civic or Corolla. You can expect to spend around $14,000 for a solid used model, plus extra for routine German engineering upkeep. The best time to shop is late May or June in college towns, when graduating students need cash fast and flood the market with inventory.
Always separate how you negotiate the price from how you pay for it. If you want to cushion the blow to your savings account, leveraging a zero-interest window for part of the cost or deposit gives you breathing room while you pay it down.
A promo window is a strict deadline, not free money. If you still have a balance when the 18 months end, interest kicks in on whatever remains, so clear every dollar before that clock runs out.