Claim Costco Car Battery Warranty the Easy Way

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Costco Car Battery Warranty—A Comprehensive Guide

Costco is one of the top retailers in the United States. At a Costco warehouse, you can shop for anything from groceries and medicine to appliances and car batteries. Costco sells Interstate batteries for:

  • Cars
  • Trucks
  • Recreational vehicles (RVs)
  • Golf carts
  • Lawn and garden equipment
  • Motorcycles

What Are the Terms of the Costco Car Battery Warranty?

All car batteries purchased at Costco come with a 36-month limited replacement warranty. The typical lifespan of a car battery is between three and five years, under normal conditions and usage.

Costco warrants that the battery is free of defects if used in a vehicle of the recommended type or smaller. If a customer returns the battery within the warranty period and a defect is confirmed, Costco will provide a:

  • Replacement
  • Refund (excluding fees and taxes)

After the warranty expires, it is possible to get a prorated refund, depending on the time elapsed since the warranty expired.

How To Claim Costco Car Battery Warranty

If you’re looking to claim a warranty for your car battery purchased at Costco, the following conditions apply:

  • Proof of purchase is required
  • You are the original purchaser of the battery
  • Date code on the battery needs to be discernible
  • The battery was used only in the car in which it was originally installed

The table shows possible ways to claim a Costco warranty for your car battery. In all cases, you would have to return the defective battery to any Costco store.

Can You Claim Your Warranty ViaYes/No
In PersonYes
Live ChatYes

Claiming Costco Warranty Over the Phone

You can claim Costco warranty by calling customer service at 1-800-774-2678 on weekdays from 6 a.m. to 6 p.m. PT and on weekends from 8 a.m. to 5 p.m. PT (excluding holidays).

In-Person Warranty Claim

If your battery is showing defects, you can take it to any Costco warehouse near you to claim a warranty. Make sure you have all the necessary documentation and that the stamp containing the date code is not damaged.

Live Chat

Costco has a live chat option on its website for contacting customer support. Follow these steps to file a warranty claim:

  1. Go to the live chat webpage
  2. Select Warehouse or Membership under Chat Category
  3. Pick Warehouse under Chat Subject
  4. Enter your personal information
  5. Provide your membership number (not required)
  6. Type in your message to start chatting with a representative

Live chat is available from 6 a.m. to 6 p.m. PT on weekdays and 8 a.m. to 5 p.m. on weekends. Make sure you have all the information about the battery and the purchase handy. A customer service agent should direct your next step for claiming a warranty.

Take the Easy Route and Use DoNotPay To Claim Costco Car Battery Warranty

DoNotPay keeps it simple when it comes to claiming all kinds of warranties. We developed the AI-powered assistant to simplify the process and reduce the amount of work for you. Our AI Consumer Champion supports automated procedures for claiming various manufacturer or extended warranties, including those for your car, home, or a range of consumer goods.

Using DoNotPay is simple:

  1. Access the app from your
  2. Select the Claim Warranty option
  3. Pick Warranty on a Purchased Product
  4. Enter the required details about the car battery and Costco
  5. Click on Submit

We will send your claim letter to Costco, and their customer service should contact you directly with an update regarding your case.

Appeal Denied Warranty Claims With DoNotPay

If you’re not satisfied with the response to your warranty claim, you can appeal it. The world's first AI Consumer Champion—DoNotPay—can help you appeal the decision in a few steps.

After you access the app from your , follow this process:

  1. Click on the Claim Warranty feature
  2. Choose to Appeal a Denied Warranty Claim
  3. State that you're appealing against a product manufacturer’s decision
  4. Type in relevant details about Costco and your original warranty claim

DoNotPay will forward your appeal to Costco, and the company’s customer service should reach out to you directly.

DoNotPay Can Help Out in Other Everyday Situations

Get started with DoNotPay in your and claim warranties for numerous car batteries, including Optima Red Top, Subaru and Honda batteries, or batteries purchased at Walmart or Advanced Auto Parts.

We support claiming warranties for your Ford, Kia, Volvo, Lexus, Mercedes-Benz vehicle, or even Michelin tires.

Your car dealer is refusing to cancel the extended warranty on your used car? Let us step in and help you achieve the desired outcome!

We don’t deal only with car-related warranties. DoNotPay also provides a database of home warranty reviews that can lead you to the best home warranty in America for your needs.

Using our platform, you can:

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