Best Esupport Relays in 2026

Daisy
Last Updated: Jul 19, 2026

At a Glance: Our Top Picks for Esupport Relays

GM Genuine Parts 20837967 Rear Liftgate Control Module
#TOP1
Gm Genuine Parts 20837967 Rear Liftgate Control Module
8.7
PM SCORE
General Motors 20941129, Combination Switch
#TOP2
General Motors 20941129, Combination Switch
5.3
PM SCORE
General Motors 15849314, Combination Switch
#TOP3
General Motors 15849314, Combination Switch
5.1
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Esupport Relays of 2026

Gm Genuine Parts 20837967 Rear Liftgate Control Module

GENERAL MOTORS
20837967
8.62 X 5.50 X 4.62 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Manufactured to GM OE specification for fit, form, and function

This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle

For proper installation or programming instructions, contact your nearest GM Dealer or ACDelco Service Center

General Motors 20941129, Combination Switch

GENERAL MOTORS
20941129
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
World Parts Direct 9.73

Features

Genuine General Motors OEM product

General Motors 15849314, Combination Switch

GENERAL MOTORS
15849314
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
HGA Performance 9.76

Features

Tahoe, Yukon, Escalade. Escalade ESV.

Gm Genuine Parts 12692200 Engine Control Module Assembly

GENERAL MOTORS
12692200
7.00 X 8.00 X 3.00 Inches
1.59 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

This part requires programming and/or special setup procedures. GM Service Information or equivalent describes the procedures and special tools needed to ensure proper operation in the vehicle.

Dictates the operation of your vehicle’s vital systems, which is critical to the performance of your vehicle

GM-recommended replacement part for your GM vehicle’s original factory component

Manufactured to GM OE specification for fit, form, and function

Gm Genuine Parts 20821156 Rear Liftgate Control Module

GENERAL MOTORS
20821156
6.50 X 6.30 X 2.30 Inches
0.46 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Manufactured to GM OE specification for fit, form, and function

Gm Genuine Parts 13586278 Body Control Module

GENERAL MOTORS
13586278
10.90 X 6.30 X 3.40 Inches
0.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

This part requires programming and/or special setup procedures. GM Service Information or equivalent describes the procedures and special tools needed to ensure proper operation in the vehicle.

Dictates the operation of your vehicle’s vital systems, which is critical to the performance of your vehicle

GM-recommended replacement part for your GM vehicle’s original factory component

Manufactured to GM OE specification for fit, form, and function

Gm Genuine Parts 13594692 Body Control Module,Black

GENERAL MOTORS
13594692
7.99 X 6.30 X 3.11 Inches
0.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

This part requires programming and/or special setup procedures. GM Service Information or equivalent describes the procedures and special tools needed to ensure proper operation in the vehicle.

Dictates the operation of your vehicle’s vital systems, which is critical to the performance of your vehicle

GM-recommended replacement part for your GM vehicle’s original factory component

Manufactured to GM OE specification for fit, form, and function

Gm Genuine Parts 25824256 Rear Liftgate Control Module

GENERAL MOTORS
25824256
6.60 X 5.60 X 2.20 Inches
0.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Manufactured to GM OE specification for fit, form, and function

Housing Material: Plastic

Gm 213-3866 Heated Oxygen Sensor

GENERAL MOTORS
13594571
10.90 X 6.30 X 3.40 Inches
0.79 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

This part requires programming and/or special setup procedures. GM Service Information or equivalent describes the procedures and special tools needed to ensure proper operation in the vehicle.

Dictates the operation of your vehicle’s vital systems, which is critical to the performance of your vehicle

GM-recommended replacement part for your GM vehicle’s original factory component

Manufactured to GM OE specification for fit, form, and function

Gm Genuine Parts 42758501 High Frequency Antenna

GM
42758501
9.75 X 4.75 X 5.00 Inches
0.66 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Autoplicity ✅ 9.69

Features

Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

GM regularly updates production and service part designs to integrate new materials and technologies

General Motors 12450067, Combination Switch

GENERAL MOTORS
12450067
11.25 X 4.75 X 4.75 Inches
0.36 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Barker-Chevy-Parts 8.21

Features

Genuine General Motors OEM product

General Motors 12450066, Combination Switch

GENERAL MOTORS
12450066
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
World Parts Direct 9.73

Features

Genuine General Motors OEM product

Top 10 relays Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
General Motors 11
Gm 1

Top 10 relays Brands Pie Chart


We've carried out a comprehensive analysis of 185 reviews on relays, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select relays priced around $134.20, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 12 relays for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right relays Products based on their needs, saving them considerable time when choosing which relays to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.