Here’s a scenario that plays out every day across Phoenix and Tucson.

Someone runs a red light and hits your car. Their insurance accepts fault, pays for the repairs, and the body shop does beautiful work. Your car looks exactly like it did before the crash. Case closed, right?

Not quite. Try trading that car in six months later. The dealer runs the VIN, the accident pops up on the vehicle history report, and suddenly their offer drops by thousands of dollars. Same car, same condition, same mileage — but now it carries an accident history, and the market punishes that.

That gap between what your car was worth before the accident and what it’s worth after — even fully repaired — is called diminished value. And in Arizona, you may have the right to recover it.

What Is Diminished Value?

Diminished value is the loss in your vehicle’s market value caused by its accident history. It exists for one simple reason: buyers pay less for cars that have been in a crash.

It doesn’t matter how good the repairs were. Vehicle history reports like Carfax and AutoCheck follow a car for life, and a reported accident is one of the first things any dealer or private buyer checks. Two identical vehicles — one with a clean history, one with a reported collision — will never sell for the same price.

There are actually three types of diminished value:

• Inherent diminished value — the automatic loss in market value that comes from having an accident on the vehicle’s history. This is the most common type claimed, and it applies even after flawless repairs.
• Repair-related diminished value — additional loss when repairs fall short: mismatched paint, aftermarket parts instead of factory parts, or panels that don’t line up quite right.
• Immediate diminished value — the drop in value between the moment of the crash and the completion of repairs.

For most Arizona drivers, inherent diminished value is where the real money is left on the table.

Can You Actually Claim Diminished Value in Arizona?

Yes — and this is where many drivers are pleasantly surprised. Arizona allows third-party diminished value claims. That means if another driver caused your accident, you can pursue the loss in your vehicle’s value against that driver’s insurance company, in addition to the cost of repairs.

A few important points about how this works in Arizona:

• The claim is against the at-fault driver’s insurer, not usually your own policy. Most standard Arizona auto policies exclude diminished value from first-party collision coverage, so the strongest claims are the ones where someone else caused the crash.
• You don’t have to sell your car to make the claim. The loss in value exists whether you sell next month or keep the car for ten years. You’re claiming the loss itself, not the future sale.
• Time limits apply. Like other vehicle damage claims in Arizona, diminished value claims are subject to a statute of limitations — wait too long and the right disappears. The sooner you start, the stronger your position.
• Partial fault doesn’t necessarily kill the claim. Arizona follows comparative negligence rules, so even if you shared some responsibility for the accident, you may still recover a reduced amount. (We’ve written before about how being partially at fault works in Arizona.)

How Much Value Did Your Car Actually Lose?

It depends on several factors, and this is exactly where insurance companies try to shortchange people:

• The vehicle’s pre-accident value. Newer and more expensive vehicles generally lose more dollar value from an accident history.
• The severity of the damage. Structural or frame damage devastates resale value in a way a bumper scuff doesn’t.
• Mileage and condition. A low-mileage, well-maintained vehicle has more value to lose.
• The vehicle type. Trucks and SUVs with strong resale markets often see significant diminished value.

Insurance companies frequently calculate diminished value using an internal formula (often based on something called “17c”) that was never designed to reflect real market conditions — it was designed to keep payouts low. A proper diminished value claim is often supported by an independent appraisal that compares actual market prices for similar vehicles with and without accident histories. The difference between the insurer’s formula and a real appraisal can be thousands of dollars.

Why Insurance Companies Hope You Never Ask

Here’s the uncomfortable truth: insurers are under no obligation to tell you a diminished value claim exists. When they pay your repair bill and close the file, most drivers assume that’s everything they were owed.

It isn’t. And insurers know that the small percentage of people who do ask often accept the first lowball figure, because they don’t know what the claim is actually worth or how to document it.

That’s why diminished value claims tend to go better with representation. An attorney can obtain a credible independent appraisal, present the claim with proper documentation, and negotiate from evidence instead of accepting a formula built to favor the insurance company.

What to Do If Your Car Was Damaged in an Accident

If someone else caused your crash — even months ago — take these steps:

1. Keep every repair record and estimate. Documentation of what was damaged and how it was repaired is the backbone of the claim.
2. Get a copy of your vehicle history report. Confirm the accident was reported and what it shows.
3. Don’t accept the insurer’s diminished value number without an independent appraisal. Their formula is not the market.
4. Talk to an attorney before signing any release. A full settlement release may close the door on a diminished value claim you didn’t know you had.

Find Out What Your Claim Is Really Worth

At Ruben Law Group, diminished value isn’t an afterthought — it’s one of our practice areas, because we’ve seen how much money Arizona drivers leave behind without ever knowing it. If your vehicle was damaged in an accident that wasn’t your fault, let’s find out what you’re actually owed.

Call our Phoenix office at (623) 777-3405 or our Tucson office at (520) 777-1828 for a free consultation. We’re available 24 hours on call — and you pay nothing unless we recover for you.

This article is for informational purposes only and does not constitute legal advice. Every case is different — contact an attorney to discuss your specific situation.