IDLE//CHECK

Step 1 of 2: the car

Free preview · No account

Know what you're buying before you show up

Paste a used car listing. Get repair costs, NHTSA recalls and a negotiation script.

Sample previewMazda RX-7 · Tap a pin
Line drawing of a Mazda RX-7 coupe
HIGHApex Seal Compression Test
$170–250 parts · 2 h labor
Ask for a compression test printout. Each rotor should read above 8.5 bar / 120 psi.
3 free findingsHIGH2MED1
See a full sample report
Step 1 of 2

We'll fill in make, model and year automatically.

Found on the dashboard (driver's side), door jamb sticker, or insurance card.

Missing your car or engine? Let us know

Your saved reports

Sign in with your email to see every report you've unlocked, on any device.

No password. We send a one-time sign-in link, and only use your email to sign you in.

Works with listings from

  • Facebook Marketplace
  • eBay Motors
  • Craigslist
  • AutoTrader
  • OfferUp
  • CarGurus

How it works

  1. 1 · Paste the listing
    The VIN fills in the rest.
  2. 2 · See 3 findings free
    Known weak points for that model and year.
  3. 3 · Unlock for $4.99
    Full findings, red flags, verdict and a message for the seller.