There are several different ways you could handle this. I assume that there was not a written sales contract, and that this was an oral contract. If there was a written contract, you would need to review that document to see what it provides. In any event, you should contact the seller and explain the problem and tell him you want to rescind the contract and get your money back. If the seller made false representations to you that may be grounds to rescind (undo) the sale. If the seller...
California Code of Civil Procedure section 340.5 (which is the governing section) provides that the action must be commenced within three years after the date of injury or one year after the plaintiff discovers, or through the use of reasonable diligence should have discovered, the injury, whichever occurs first. Additionally, as the last attorney pointed out, a government claim must be filed within 6 months if the defendant is a govnmental entity. There are provisions for filing a late claim...
I have handled these types of cases before. There is a provision in the Vehicle Code that allows passing on the right if the lane is wide enough to do so. Feel free to contact me next week if you would like to discuss.
Check and see whether your financee has the option of pursuing a workers compensation claim.