Shopping for a used car online can be a smart way to find a great deal—but it can also be risky if you’re not sure what to look for. With hundreds of listings, varying prices, and private sellers alongside dealerships, the online car-buying space can feel overwhelming. Add in the possibility of scams or hidden vehicle issues, and it’s clear why doing your homework is crucial.
Whether you’re browsing Facebook Marketplace, Craigslist, or reputable platforms like Autotrader or Carfax, this guide will walk you through how to evaluate a listing, verify a vehicle’s condition, and avoid common pitfalls—so you can score a reliable used car at the right price.
Start with Trusted Sites
Not all platforms are created equal. Stick with well-known, reputable websites that have safeguards in place for buyers. Popular options include:
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Autotrader
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Carfax Used Cars
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Cars.com
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CarGurus
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TrueCar
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Facebook Marketplace (with extra caution)
These sites often include seller ratings, price comparisons, vehicle history reports, and buyer support options. Avoid sites with little oversight, poor reviews, or vague listings.
Know What a “Good Deal” Really Looks Like
Price alone doesn’t tell the full story. A good deal means you’re getting a fair price for a well-maintained vehicle that fits your needs—and won’t cost a fortune in repairs a few months later.
Tips for evaluating price:
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Use comparison tools like Kelley Blue Book (KBB) or Edmunds to see what the car is worth based on mileage, condition, and location.
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Look at multiple listings of the same make, model, and year to get a sense of what the average asking price is.
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Be cautious of deals that seem “too good to be true”—especially if the price is significantly lower than others in your area.
Remember, the cheapest car isn’t always the best deal. Focus on overall value and long-term reliability.
Review the Listing Carefully
Scam listings often share a few red flags—missing details, inconsistent information, or pushy sellers. Take your time reviewing every aspect of the post.
What to look for in a solid listing:
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Clear, well-lit photos of the exterior, interior, tires, dashboard, and engine
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VIN number included so you can run a history report
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Mileage and recent maintenance or repair info
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Ownership status (title in hand, any liens?)
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Accurate location and seller contact details
If a listing is vague or the seller won’t answer basic questions, move on. Legitimate sellers should be open, responsive, and willing to share more information.
Always Check the Vehicle History
Before you test-drive or negotiate, get a vehicle history report using the VIN (Vehicle Identification Number). Many platforms like Carfax or AutoCheck offer detailed reports that include:
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Previous owners
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Accident and damage history
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Title status (clean, salvage, rebuilt, etc.)
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Service and maintenance records
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Odometer verification
This step is crucial to uncovering hidden issues that aren’t obvious from photos or seller descriptions. If a seller won’t provide the VIN or tries to discourage you from checking the history, it’s a red flag.
Arrange a Pre-Purchase Inspection
Even if a car looks great on paper, it’s worth investing in a pre-purchase inspection (PPI) by a certified mechanic. Most inspections cost between $100 and $200 and can save you from buying a car with costly issues like transmission problems, rust damage, or worn-out brakes.
If you’re buying long-distance and can’t see the car in person, use services like LemonSquad or YourMechanic to send an independent inspector on your behalf.
Be Smart About Communication and Payment
Scammers often try to rush you, avoid meeting in person, or request payment through shady channels. Here’s how to stay protected:
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Meet in a safe, public place, ideally during daylight hours and preferably near a police station or secure location.
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Avoid wire transfers or prepaid gift cards. Stick to traceable methods like bank drafts, certified checks, or secure platforms like escrow services.
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Get everything in writing, including a bill of sale that includes the VIN, purchase price, and buyer/seller info.
If you’re buying from a dealership, double-check the paperwork and watch out for hidden fees or pressure to buy extended warranties.
Drive Away with Confidence
Buying a used car online doesn’t have to be intimidating. With a little research, careful evaluation, and smart communication, you can avoid common pitfalls and find a vehicle that fits your budget and lifestyle.
The key is to stay patient, trust your instincts, and never skip steps like checking the VIN or getting a pre-purchase inspection. With the right approach, your next car could be just a click—and a test drive—away.