Rats chewed your car's wiring: fix it, claim it or junk it?

Does car insurance cover rodent damage to wiring?

Car insurance usually covers rodent damage when your policy includes comprehensive coverage, the part that pays for damage other than a crash, minus your deductible. Liability on its own won’t pay, and factory warranties generally don’t either. Before you file, compare the repair estimate with your deductible and with what the car is worth.

The Insurance Information Institute describes comprehensive insurance as protection against theft and against damage caused by something other than a collision, and its list of examples includes contact with animals. Policygenius says that typically takes in rodents chewing through a car’s electrical wiring, but warns it isn’t covered on every policy, so read the terms of yours or ask your agent. If the wiring is one problem among several, what makes a car junk has a short checklist for deciding when a car is done.

Signs it was rodents

Policygenius lists the usual first signs: a check engine light that comes on, or a car that suddenly won’t start. Droppings or paw prints around the engine bay point the same way. Even so, have a mechanic confirm the cause before you call the insurer, because the claim depends on it.

If you’re not sure the wiring is to blame at all, rule out the cheap causes first with what to do when an old car won’t start. A flat battery and a chewed wire can look alike from the driver’s seat.

What to have ready before you file

1. A mechanic’s diagnosis and written estimate that names rodent damage as the cause.
2. Photos of the damage, taken before anything gets repaired.
3. Your policy number and declarations page. The declarations page shows whether you carry comprehensive coverage and what your deductible is.
4. Where the car is usually parked and when the damage likely happened.

Policygenius lists the last three as what an insurer will want. After you report it, an adjuster is assigned and tells you what comes next. Keep every receipt and photo until the claim closes.

Claim, pay or sell: matching the choice to the car

The deductible decides more than people expect. The Insurance Information Institute notes that comprehensive coverage is usually sold with its own deductible, and a claim pays only the part of the bill above it. A modest wiring repair against a high deductible may pay you little or nothing.

Your situation	What usually makes sense
Comprehensive coverage, an estimate well above the deductible, a car worth keeping	File the claim and have it fixed
Comprehensive coverage, an estimate close to the deductible	Pay for the repair yourself, or sell if the car was already tired
No comprehensive coverage and a large estimate on an older car	Compare the bill with the car’s value; selling it as it is often wins
Chewed wiring on top of another big failure	Count both bills; together they usually settle it

Without comprehensive coverage the whole bill is yours, and the choice becomes the same one as any big repair on an old car. Whether scrapping a car is worth it lays out how to weigh a quote against what the car would be worth fixed. And if the car was already facing one of the most expensive car repairs, such as a slipping transmission or a failing head gasket, rodent damage on top of it rarely leaves a case for fixing.

Will the factory warranty pay?

Usually not. Hyundai’s Select Used limited warranty, for one, excludes “rodents or any other damage not resulting from defects in materials or workmanship.” Policygenius puts it more broadly: a manufacturer warranty won’t cover rodent damage unless you can show it happened before you bought the car. Check your own booklet, but plan on insurance or your own money.

Keeping rats away from a parked car in Chicago

Chicago’s Department of Streets and Sanitation runs a rodent baiting program. Its Bureau of Rodent Control investigates every reported rat sighting, checks alley conditions and places rodenticide in rat burrows. If you see rats near where the car sits, or conditions that draw them, call 311 or file an online rodent baiting request. The City names exposed garbage as the main reason rodents multiply, so a closed garbage cart in the alley protects the car parked beside it too.

Around the car itself, Policygenius suggests:

• Seal the garage, plugging holes and cracks with sheet metal or steel mesh.
• Keep food out of the car and keep garbage cans tightly closed.
• Drive it every couple of days, and put a cover on a car that will sit for a long stretch.
• Ask a mechanic first before trying rodent-deterrent tape or an ultrasonic repellent under the hood.

Selling a car with chewed wiring

A car with chewed wiring is still a car we buy, whether it starts or not. We tow it free and pay you at pickup, in cash or through Zelle, Cash App or another digital payment. If you’ve filed a claim, let the insurer reach its decision first, since a total-loss ruling changes what happens to the car and its papers. The offer holds while you wait.

Send the car’s details and mention the rodent damage, or call (708) 663-1010. our home page covers the pickup area and the hours the phones are on.

Sources for this guide

• Insurance Information Institute, “What is covered by a basic auto insurance policy?”: what comprehensive coverage pays for, including contact with animals; its separate deductible.
• Policygenius, “Does car insurance cover rodent damage?” (updated March 19, 2021): rodent wiring damage under comprehensive coverage, signs, the claim checklist, prevention tips, manufacturer warranties.
• Hyundai Motor America, Hyundai Select Used Limited Warranty provisions (2025): the rodent exclusion.
• City of Chicago, Department of Streets and Sanitation, “Rodent Baiting”: the Bureau of Rodent Control, reporting through 311, exposed garbage.