What Does a Bumper-To-Bumper Warranty Cover?

These warranties typically only cover manufacturing defects

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    Endurance Warranty
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    Bumper-to-bumper warranties offer the best protection you can get from an auto warranty, covering the vast majority of the parts on your car. However, they do have limits. Keep reading to find out exactly what they cover, what they don’t and how you can get more once your factory warranty runs out.


    Key insights

    Bumper-to-bumper warranties only cover repairs or replacements needed due to factory defects or faulty workmanship.

    Jump to insight

    Typical warranty exclusions include routine maintenance, wear-and-tear items, cosmetic items and some specific parts.

    Jump to insight

    Once the factory bumper-to-bumper warranty runs out, buying extended coverage might make sense if the warranty costs less than expected repair costs.

    Jump to insight

    What is a bumper-to-bumper warranty?

    A bumper-to-bumper warranty provides the most comprehensive coverage available. These types of warranties are designed to cover unexpected mechanical or electrical breakdowns caused by factory defects or workmanship errors, not wear and tear or damage from external causes.

    There are two main types of bumper-to-bumper warranties:

    Factory bumper-to-bumper warranties

    Factory bumper-to-bumper warranties are included with new vehicle purchases at no extra cost. They’re backed by the automaker and typically last at least three years or 36,000 miles, though some warranties may be as long as five years or 60,000 miles. Factory warranties follow the vehicle, not the owner, so they’ll automatically transfer to a new owner if you sell the vehicle.

    Extended bumper-to-bumper warranties

    Extended bumper-to-bumper warranties are available from manufacturers or third-party extended auto warranty providers. They typically offer similar coverage, though they may be labeled as exclusionary plans instead of bumper-to-bumper plans. These types of warranties only kick in after the factory warranty expires.

    Bumper-to-bumper warranty coverage

    Bumper-to-bumper car warranties cover every component on your vehicle except for the parts that are explicitly excluded in your contract. Repairs across the following systems are typically covered with bumper-to-bumper warranties:

    • Engine
    • Transmission
    • Drive axle
    • Steering
    • Air conditioning and heating
    • Engine cooling
    • Fuel system
    • Electrical
    • Front and rear suspension
    • Brakes
    • Instrument panel
    • Luxury features like sunroofs
    • Safety systems

    If a part within one of these systems fails for no discernable reason, the repair is likely covered under your warranty.

    What does a bumper-to-bumper warranty not cover?

    Bumper-to-bumper warranties generally exclude specific parts, wear and tear, damage, abuse and modifications.

    Excluded parts

    Bumper-to-bumper warranties exclude certain parts, such as wear-and-tear parts. Wear-and-tear parts typically include tires, brakes, batteries and wiper blades, though some brake components may be covered.

    These warranties also typically exclude specific parts, which may vary from automaker to automaker. For example, specific parts that are typically excluded include timing belts, exhaust systems and bodywork.

    Routine maintenance

    Oil changes, tire rotations, alignments and fluid replacements typically aren’t covered by bumper-to-bumper warranties. Also, most warranty agreements require you to keep up with routine maintenance. If you don’t, your claim may be denied due to neglect.

    Cosmetics, upholstery and bodywork

    Cosmetic and upholstered items, like interior trim, cloth or leather seats, headliners and seat belts, are rarely covered. Also, items like glass, wheels, bumpers and other body panels are typically excluded.

    Damage, abuse or misuse

    Damage from an accident, theft, vandalism or weather won’t be covered by a bumper-to-bumper warranty, though damage from these incidents might be covered by your auto insurance policy.

    These types of warranties also don’t cover damage due to misuse or abuse, such as going off-road, going to a racetrack or towing beyond the vehicle’s rated capacity. Some warranty providers cover track and off-road use if the vehicle was specifically built for it, but don’t assume that either will be covered.

    Unauthorized repairs or aftermarket parts

    Bumper-to-bumper warranties don’t cover unauthorized repairs, which are any repairs performed before the warranty provider approves them. Warranty repair work requires pre-authorization, so if you send a receipt after the work is already done, your claim will likely be denied.

    These warranties also don’t cover aftermarket parts or any failure caused by these parts. Exclusions typically include lift kits, performance upgrades or parts that aren’t from the original equipment manufacturer (OEM).

    » MORE: What Voids a Car Warranty?

    How much does a bumper-to-bumper warranty cost?

    Factory bumper-to-bumper warranties for new cars are included in the price of your vehicle purchase, so you won’t need to pay anything extra for this type of warranty.

    However, extended bumper-to-bumper warranties cost about $1,000 per year on average. That means their overall prices usually range anywhere from $1,000 to $8,000, depending on the vehicle’s make, model, age, length of coverage and other factors. Typical deductible amounts are $0, $100 and $200, although some providers may raise the deductible to $500 on niche performance or luxury vehicles.

    Should you get an extended bumper-to-bumper warranty?

    Before you choose an extended warranty, there are a few things to keep in mind.

    Determine if you need extended coverage

    Many drivers never end up using their extended warranties, and even those who do tend to pay more for coverage than they get back in benefits. So, purchasing an extended auto warranty makes the most sense when the expected cost of unplanned repairs is significantly more than the cost of the warranty.

    Still, extended bumper-to-bumper coverage offers a better value than lower-tier plans. But if you’re on a budget and only want a specific part or component covered, you might consider a cheaper, less comprehensive plan.

    Read customer reviews about claims

    It's one thing to rate a warranty provider highly because you had an easy experience purchasing coverage, but it's another thing entirely to rate it well because you had a good experience filing a claim. If a company has tons of bad reviews from customers citing a difficult claims process, that's a huge red flag.

    Renessa, a reviewer from Louisiana, said that they had a good experience with getting an extended bumper-to-bumper plan.

    “I had the bumper-to-bumper coverage because I got a newer model car, the 2019,” Renessa said. “I wanted to make sure that if the transmission went out or if I had any problems with a lot of the electrical stuff or a motor it would be covered. [...] Getting started with the plan was easy. [...] The rep that I dealt with was really good. She ran me through what my coverages were.”

    Be wary of scams

    Never purchase an extended auto warranty from an unsolicited caller or an unverified source of any kind. To avoid auto warranty scams, it's always best to purchase any kind of coverage directly from a provider's website or by calling the number listed on their website.

    » MORE: Is an Extended Car Warranty Worth It?

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      FAQ

      What is the difference between bumper-to-bumper and powertrain warranty?

      Bumper-to-bumper warranties offer more comprehensive coverage, covering most parts except for what’s explicitly excluded in the contract. Powertrain warranties only cover select parts that create and transfer power to make your car go, such as your engine, transmission and drive axle.

      Do bumper-to-bumper warranties vary by manufacturer?

      Yes, bumper-to-bumper warranties can vary by manufacturer. Some manufacturers may offer longer warranties than others, and some may have a longer list of exclusions than others. Some automakers may even allow for off-road or track use on select models and trims.

      Does a bumper-to-bumper warranty cover body damage?

      Auto warranties never cover body damage, only factory defects. If there’s a defect on your vehicle, such as mismatched paint or misaligned body panels, your factory bumper-to-bumper warranty may cover it, but cosmetic issues are common exclusions. Any claims related to damage from road debris, weather and collisions have to go through your car insurance.


      Article sources

      ConsumerAffairs writers primarily rely on government data, industry experts and original research from other reputable publications to inform their work. Specific sources for this article include:

      1. Federal Trade Commission, “Auto Warranties and Auto Service Contracts.” Accessed Dec. 24, 2025.
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