Consumer reviews and forum discussions emphasize that the guarantee is often misunderstood by buyers: About Certified Pre-Owned Nissan | CPO Cars Near Edgewood

: To be eligible, the vehicle must have been registered with the DMV within a specific timeframe after the report was run, and the owner must own the vehicle at the time of the claim. Critical Limitations (What Reviewers Say)

: CARFAX will buy back a vehicle (typically at the purchase price) if the report stated the vehicle had a "Clean Title," but it actually had a pre-existing Branded Title (e.g., Salvage, Junk, Rebuilt, Fire, Flood, Lemon, or Odometer Rollback).