Diminished Value is the loss in market value that occurs when a vehicle is wrecked and repaired. Insurance companies will only offer you part of whatis due if anything is offered at all. Don't let the insurance company tell you how much. Ask The Experts at Collision Claim Associates, Inc. www.collisionclaims.com They stay with you thru the entire claim process. You get an inspection which most companies demand before any payout. Then a detailed report with the real DV dollar amount with instructions and sample demand letters for many different ways ins. companies try to get out of paying you.