Questions to Ask When Buying a Used Car: The Essential Checklist

Summary

• Ask the Right Questions: Good questions reveal problems sellers want to hide and build your negotiating position.
• Verify Everything: Don't just accept answers—check them with a vehicle history check and MOT history.
• Watch Reactions: How a seller responds to questions is often as telling as the answers themselves.

Walking up to a used car with no idea what to ask puts you at a disadvantage. Sellers—whether private or dealers—know their car's weaknesses.

These questions help you uncover the truth.

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Questions About the Car's History

1. Why are you selling?

What to listen for:

• Good answers: Upgrading, downsizing, moving abroad, need the money
• Concerning: Vague reasons, changing story, "just want rid of it"

2. How long have you owned it?

• Very short ownership could indicate problems discovered after purchase
• Verify against keeper history

3. Has it been in any accidents?

• Ask directly—they must answer honestly
• Follow up: "Was any insurance claim made?"
• Check for write-off history

4. Is there any outstanding finance?

• Ask directly, but verify with a finance check
• Don't just take their word for it

5. Has the mileage ever been incorrect or reset?

• Clocking is common—verify with MOT history
• Mileage should increase steadily each year

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Questions About Documentation

6. Do you have the V5C logbook?

• Must be present—don't buy without it
• "It's in the post" = red flag
• Name should match seller's ID

7. Is the car in your name?

• If not, why not?
• "Selling for a friend/family member" = higher risk

8. Do you have the full service history?

• Ask to see stamped book or invoices
• Check services match claimed mileage
• Main dealer stamps are more reliable

9. How many keys are there?

• Should be at least two
• One key only = potential issue
• Replacement keys cost £200-500+

10. When is the MOT due?

• Verify with free MOT check
• Ask to see last MOT certificate
• Check for advisories that need addressing

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Questions About Mechanical Condition

11. When was it last serviced?

• Ask what was done
• Request receipts or invoices
• Check if next service is due soon

12. Has the timing belt/chain been replaced?

• Critical maintenance—failure is expensive
• Usually due every 60,000-100,000 miles or 5-7 years
• If not done, factor cost into offer

13. Are there any warning lights on the dashboard?

• Ask before seeing the car
• Then verify when you start it
• All lights should illuminate then go off

14. Does everything electrical work?

• Air con, windows, heated seats, infotainment
• Electrical faults can be expensive

15. Are there any known issues?

• Open question—see what they volunteer
• Honest sellers will tell you about niggles
• "No, it's perfect" is rarely true

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Questions About Running Costs

16. What fuel economy does it actually get?

• Real-world figures, not manufacturer claims
• City vs motorway difference

17. How much is the road tax?

• Verify with our tax check
• High tax = more ongoing cost

18. Is it ULEZ compliant?

• Important if you'll drive in London
• Check with our ULEZ checker

19. Have there been any expensive repairs?

• What was wrong? How was it fixed?
• Could indicate ongoing problems

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Additional Questions for Private Sellers

20. Can I see some ID?

• Name should match V5C
• Refusal = walk away

21. Can I view the car at your home address?

• Should match V5C address
• Car park meeting = suspicious

22. Can I take it for an independent inspection?

• Reasonable sellers agree to this
• Refusal = red flag

23. Will you accept a bank transfer?

• Cash only = no paper trail
• Bank transfer = proof of payment

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Additional Questions for Dealers

24. What's included in the warranty?

• Duration and mileage limit
• What's actually covered
• Any excess on claims

25. Has the car had a pre-sale inspection?

• What was checked?
• Were any issues found and fixed?

26. Can I see the car's history check?

• Good dealers will have done one
• Or run your own independent check

27. What's your returns policy?

• Under Consumer Rights Act, should cover faults
• Get it in writing

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Red Flag Answers to Watch For

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Verify the Answers

Don't just trust what sellers tell you. Verify independently:

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The Bottom Line

Asking the right questions gives you power as a buyer:

1. Prepare your questions—know what to ask before you arrive
2. Watch reactions—how they answer matters as much as what they say
3. Verify independently—run your own checks
4. Trust your gut—if something feels wrong, walk away
5. Use answers to negotiate—problems = lower price

A seller who answers openly and honestly is a good sign. One who's evasive or defensive probably has something to hide.

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