Nah, not that hard. Good cars are out there. You just have to know your stuff and do some digging.The hard part is finding a good used vehicle in DR. It is really easy to do in the US & Canada, even buying from a personal party.
Here in DR you may need an experienced guide to help you.
I'm about to pull the trigger on a garage-kept 8 y.o. SUV with under 30,000 actual, verifiable miles on it, literally owned by a little old lady who no longer wants to drive.