At Quantum Auto Sales, we’re proud to help Southern California drivers get into quality used vehicles with financing solutions tailored to their credit and budget. Whether you’re shopping in Garden Grove, Santa Ana, or Escondido, our finance experts will work with you to secure a great loan rate—fast and hassle-free.
Fill out the form below and lock in the best auto loan rate regardless of your credit history.
13831 Harbor Boulevard Garden Grove, CA 92843
324 South Harbor Boulevard Santa Ana, CA 92704
728 North Escondido Boulevard Escondido, CA 92025
We explain everything clearly—loan length, interest rates, down payments, and monthly costs—so you can make smart, confident decisions with zero guesswork.
Apply online in just minutes and get pre-approved before you visit. We work efficiently to get you behind the wheel without the wait.
No confusing paperwork or hidden terms. We partner with trusted lenders to offer clear, competitive financing—even for drivers with less-than-perfect credit.
Explore a huge selection of dependable, pre-owned vehicles across our three convenient California locations. We’ll help you find the right car—and the right financing.
Bad credit, no credit, or rebuilding? No problem. We specialize in flexible financing that works for every type of buyer.
Quantum Auto Sales proudly serves drivers in Orange County, San Diego County, and the Inland Empire. Visit our locations in Garden Grove, Santa Ana, or Escondido—or apply online now for fast approval and a better car-buying experience.