Best Car Door Relays of 2026

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 10, 2026

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Car door relays are essential components of a car's electrical system. They are responsible for controlling the power supply to the car's door locks and windows. Car door relays act as switches that allow the driver to control the opening and closing of the car doors and windows with ease. These relays are designed to be durable and long-lasting, ensuring that they can withstand the wear and tear of regular use. Car door relays are available in a range of sizes and specifications, making it easy to find the perfect fit for any car model.

At a Glance: Our Top Picks

Dometic Atwood 91858 Door Hardware Kit Cover #TOP 1
Dometic Atwood 91858 Door Hardware Kit
ftb score rating icon 9.9
Nissan OEM Front Door Check Link for Frontier, Pathfinder, Xterra Cover #TOP 2
Nissan OEM Front Door Check Link for Frontier, Pathfinder, Xterra
ftb score rating icon 9.8
United Pacific C555903 Inside Door Latch Relay for 1955-1959 Chevy & GMC Truck Cover #TOP 3
United Pacific C555903 Inside Door Latch Relay for 1955-1959 Chevy & GMC Truck
ftb score rating icon 9.6

Top 10 Car Door Relays

#TOP 1

Dometic Atwood 91858 Door Hardware Kit

91858
Black
Dometic Atwood 91858 Door Hardware Kit Cover
Atwood 91858 Door Hardware Kit

The Dometic Hardware Kit includes essential components like a Cam Lock, Hinge Pin and Clip, Sight Glass, and Window Tape. The Cam Lock secures your door, while the Hinge Pin and Clip ensure smooth door operation. The Sight Glass allows you to see inside, and the Window Tape provides insulation. This kit, made in the United States, offers convenience and reliability for your door hardware needs.

What We Like
Includes essential components
Provides door security
Offers insulation and visibility
#TOP 2

Nissan OEM Front Door Check Link for Frontier, Pathfinder, Xterra

80430-9BM0A-0
Nissan OEM Front Door Check Link for Frontier, Pathfinder, Xterra Cover
NISSAN New OEM Frontier/Pathfinder/Xterra Front Door Check Link (See List)

The Nissan Door Check Link is a genuine replacement part designed specifically for your Nissan vehicle. It fits the front doors of popular Nissan models, including the Pathfinder (2005-2012), Frontier (2005-2020), and Xterra (2005-2013). By installing this new OEM part, you ensure your door check mechanism works smoothly, preventing your door from swinging too far open or closing unexpectedly. This helps protect your doors and nearby objects from damage. Using an authentic Nissan replacement means you get a part built to the right specifications, offering you reliable performance and peace of mind.

What We Like
Genuine OEM part
Fits multiple Nissan models
Ensures smooth door operation
Protects door and surroundings
#TOP 3

United Pacific C555903 Inside Door Latch Relay for 1955-1959 Chevy & GMC Truck

C555903
Plain
Left-Hand Side
United Pacific C555903 Inside Door Latch Relay for 1955-1959 Chevy & GMC Truck Cover
United Pacific C555903 Inside Door Latch Relay for 1955-1959 Chevy & GMC Truck, OE Style Design, OE Replacement Part – Left-Hand Side – ONE Unit

The United Pacific Door Latch Relay is designed as a direct replacement for your 1955-1959 Chevy & GMC truck’s inside door latch. You’ll receive one relay unit, so be sure to order the correct side for your needs. This relay matches the original part’s design, making it ideal for restorations or fixing a broken latch. United Pacific ensures high quality by applying strict quality control measures, so you can trust the product’s durability. With over 30 years of experience, the company focuses on creating reliable, OE-style parts that fit perfectly and keep your classic truck functioning smoothly.

What We Like
Exact OE style design
Single unit per order
Strict quality control
Ideal for restoration
Over 30 years experience
#TOP 4

Mabett Pinch Weld Covers for Ford Bronco 4-Door

MBTTWC-001
Black
Mabett Pinch Weld Covers for Ford Bronco 4-Door Cover
Mabett Pinch Weld Covers for Ford Bronco Accessories 2021 2022 2023 2024 4-Door Black Carbon Steel Fiber 4PCS

The Mabett Bronco Pinch Covers are designed specifically for 4-door Ford Bronco models from 2021 to 2024, ensuring a perfect fit just for your vehicle. These covers help you hide open holes and ridges under your doors, giving your Bronco a cleaner and more polished look. They work seamlessly with factory-installed rock rails and side steps, so you won’t have to worry about compatibility. Made from strong carbon steel, these covers protect your car from scratches and damage, helping maintain its appearance over time. Installation is straightforward—you simply reuse some of your vehicle’s original screws to secure the covers tightly, with no gaps or loose fitting.

What We Like
Perfect 4-door fitment
Hides open holes and ridges
Compatible with factory accessories
Durable carbon steel material
Easy, secure installation
#TOP 5

Norcold 621156BW Refrigerator Vent Door

621156BW
White
Norcold 621156BW Refrigerator Vent Door Cover
Norcold 621156BW Vent Door Assy

The Norcold Vent Door is designed specifically for Norcold refrigerators, making it a perfect replacement or upgrade part. This vent door helps regulate airflow, which is important for maintaining the efficiency and proper cooling of your fridge. By ensuring good ventilation, it helps your refrigerator run smoothly and prevents overheating. Installing the Norcold Vent Door gives you peace of mind that your Norcold fridge will continue to function reliably. If you need a compatible and trusted vent door for your Norcold fridge, this product is a convenient solution that fits perfectly.

What We Like
Compatible with Norcold refrigerators
Ensures proper ventilation
Improves cooling efficiency
Prevents overheating
#TOP 6

Door Latch Relay Assembly for Chevrolet C10 Pickup Truck

Generic
123789000
Door Latch Relay Assembly for Chevrolet C10 Pickup Truck Cover
Door Latch Relay Assembly Pair For 1967-1971 Chevrolet C10 Pickup Truck

The Generic Door Latch Relay Assembly is a replacement part designed for Chevrolet C10 Pickup Trucks manufactured between 1967-1971. This assembly ensures a precise fit for your vehicle. It is a reliable component that enhances the security of your car door, providing peace of mind. The easy installation process saves you time and effort, making it convenient for users. Additionally, this relay assembly is durable, ensuring long-lasting performance for your vehicle.

What We Like
Precise fitment
Enhanced security
Easy installation
#TOP 7

GM 15806151 Rear Door Check Link

15806151
GM 15806151 Rear Door Check Link Cover
Genuine GM 15806151 Door Check Link, Rear

The GM Rear Door Check Link is a reliable auto part designed to help control your car door’s movement. It comes in a compact package measuring about 5 by 10 by 21 centimeters, making it easy to handle and install. This product is sold individually, so you get one complete door check link per purchase. Made in China, it meets the standards expected from General Motors parts, ensuring you maintain the quality and safety of your vehicle’s door system. If you need a dependable part to keep your car door secure and functioning smoothly, this GM Rear Door Check Link is a practical choice.

What We Like
Compact packaging size
Single unit per package
Reliable General Motors brand
Made in China quality
#TOP 8

Flygun Car Door Hinge Pin Kit

FUNJLXD2001SI-16PCS
Silver
Flygun Car Door Hinge Pin Kit Cover
Flygun 16 PCS Car Door Hinge Pin Kit, Metal Rustproof Stabilized Door Hinge Roll Pin and Bushing Repair Kit, with E-Ring Clamp Mounting Accessories, Compatible with 1988-2002 Chevrolet GMC (Silver)

Upgrade your car doors with the Flygun Hinge Repair Kit. Crafted from durable metal, this kit is rustproof and moisture-proof, ensuring stability and longevity. The package includes door hinge pins, bushings, and E-ring clamps that fit precisely. By using this kit, you can securely fix your car doors, ensuring smooth opening and closing. Compatible with various Chevrolet and GMC models, this kit is a reliable solution for door hinge repairs.

What We Like
Durable metal construction
Moisture-proof and rustproof
Precise fit
#TOP 9

Brothers DLC72LH Left Door Latch Relay

Brothers
DLC72LH
Multicolor
Brothers DLC72LH Left Door Latch Relay Cover
Brothers Trucks DLC72LH Door Latch Relay - LH

The Brothers Left Door Relay is designed specifically for the left or driver side of your vehicle, ensuring a perfect fit for your car's door mechanism. This relay helps control the door latch operation, making it easier for you to open and close your car doors smoothly. Its zinc-plated finish offers strong protection against rust and corrosion, which means it will last longer even in harsh weather conditions. With this relay, you get a reliable and durable component that helps maintain your vehicle's door functionality without frequent replacements.

What We Like
Fits driver side
Durable zinc plating
Corrosion resistant
Reliable door operation
#TOP 10

Brothers DLC72RH Right Door Latch Relay

Brothers
DLC72RH
Multicolor
Brothers DLC72RH Right Door Latch Relay Cover
Brothers Trucks DLC72RH Door Latch Relay - RH

The Brothers Right Door Relay is designed specifically for the right-hand or passenger side of your vehicle, ensuring a perfect fit when you need a replacement part. Its zinc-plated coating helps protect against rust and corrosion, so you can rely on its durability even in harsh weather conditions. With this relay, you get a dependable and long-lasting solution that maintains your car’s door functionality. Installing this relay means you won’t have to worry about frequent replacements or malfunctions, giving you peace of mind and convenience every time you use your vehicle’s door.

What We Like
Right-hand side fit
Passenger side compatibility
Corrosion-resistant zinc plating
Durable and reliable
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are the symptoms of a bad door lock relay?

Some symptoms of a bad door lock relay include doors refusing to lock when pressing the lock button but unlocking when pressing the unlock button, only some doors locking while the car is in motion or parked, and the relay switch losing functionality, resulting in doors not opening or closing properly.

2. Which relay controls door locks?

The door lock relay, responsible for controlling the electric door locks, is typically located near the brake pedal, behind the stereo, behind the passenger airbag, or under the hood of the car.

3. What causes power door locks to stop working?

When the power door locks stop working, it could be due to a problem with the lock actuator or another malfunction within the door mechanism. However, if none of the power locks work, it is worth checking the fuse box in the vehicle as a blown fuse can cause the power locks to stop functioning.

4. What controls the power door locks?

Power door locks are controlled by electric motors that engage and disengage the door locks. Owners can control the door locks using switches or buttons on the door or console, or remotely through a key fob or smartphone app.

5. Can a car run without relays?

Relays are essential for the proper functioning of various components in a car. For example, the starter motor requires considerable current, and without a relay, it may burn out. If the starting relay fails, the vehicle may not start.

Editor's Notes

During our car door relay research, we found 24 car door relay products and shortlisted 10 quality products. We collected and analyzed 4,441 customer reviews through our big data system to write the car door relays list. We found that most customers choose car door relays with an average price of $28.81.

The car door relays are available for purchase. We have researched hundreds of brands and picked the top brands of car door relays, including Dometic, NISSAN, United Pacific, Mabett, NORCOLD INC. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.