If your leased car is totalled or stolen, your insurer pays its actual cash value at that moment. Your lease payoff is a separate number, and early in a lease it is usually higher.

Gap coverage pays the difference. Without it, you pay it.

Why the gap exists

New cars depreciate 20 to 30% in the first year, and fastest in the first few months. Your lease payoff comes down on a schedule that does not match that curve.

A worked example. You lease a $40,000 car. Six months in it is stolen.

  • Insurer pays actual cash value: $31,000
  • Lease payoff: $36,000
  • You owe $5,000 for a car you no longer have

Typical shortfalls run $4,000 to $8,000 in the first couple of years. Gap coverage closes it.

Check whether you already have it

This is the first thing to do, because the answer varies and people pay twice.

Many leases include gap coverage as standard. Some manufacturers build it in. Read your lease agreement and look for "gap", "GAP waiver", or "excess wear and loss protection".

Some auto policies include it, or offer it as a cheap add-on, often $20 to $60 a year, which is usually far cheaper than buying it from the dealer.

Some credit cards and credit unions offer it too.

If your lease already includes it, buying more is money wasted. If it does not, the dealer's version is rarely the cheapest option available.

When you clearly need it

Little or no money down. You start close to the car's value, so the gap opens immediately.

A long term. 48 or 60 months means slower payoff reduction and a longer exposure window.

You rolled negative equity in. This is the strongest case of all. Adding an old balance to a new lease means you start well above the car's value, and the shortfall in a total loss is correspondingly larger.

A model that depreciates quickly. The same thing that produces a low residual produces a wider gap.

You made a large down payment. Worth being clear about this one, because it is counterintuitive: a down payment does not protect you. In a total loss the settlement goes to the lender, and your down payment is generally not returned. You lose the cash and still owe whatever the shortfall is. It is one of the main reasons we advise keeping money down small.

When you might not need it

If your lease already includes gap coverage. That is genuinely the main case.

Beyond that, the exposure narrows late in a lease, once the payoff has come down closer to the car's value. But by then the coverage has usually been paid for anyway.

What it does not cover

Read this part rather than assuming.

  • Your deductible, in many cases. The gap policy pays the shortfall, and you still pay the deductible.
  • Missed payments or late fees accrued before the loss.
  • Negative equity from a previous vehicle, on some policies. If you rolled a balance in, confirm explicitly that it is covered, because this is exactly the situation where you need it most.
  • Extras added after signing, such as an aftermarket sound system.

Where to buy it

Your own auto insurer is usually cheapest, often $20 to $60 a year added to the policy.

A credit union, if they are financing anything for you.

The dealer, typically the most expensive, and often rolled into the cap cost so you pay a finance charge on it too. If you do buy it there, pay for it separately rather than financing it.

The short version

Check your lease first. If gap is included, you are done. If it is not, add it to your auto policy, where it costs very little and covers a loss you would otherwise absorb personally.

If you want us to check whether the leases you are considering include gap as standard, send us the shortlist. It varies by lender and it is worth knowing before you sign.