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A vacuum pump relay is a critical component in your vehicle's emissions control system. It manages the operation of the vacuum pump, which is essential for various functions including HVAC controls and cruise control. Ensuring you select a high-quality replacement relay can prevent costly repairs and maintain your vehicle's optimal performance.
【Complete Control Kit for Your Brake Vacuum System】This bundle includes both the essential 28146 vacuum switch and the 28146 relay, providing a comprehensive solution to manage your electric vacuum pump. Ensures your brake booster receives consistent...
【Automatic Adjustment System】The vacuum pressure switch features a preset activation/deactivation point (typically 18-22 inHg). It automatically turns the pump on when vacuum drops and shuts it off once sufficient vacuum is reached, preventing the...
【28146 Relay for Circuit Protection】The included 28146 relay is designed to handle the high current draw of your electric vacuum pump. By using this relay, you protect your vehicle's wiring, ignition switch, and the vacuum switch itself from...
【 Easy Installation with Clear Wiring Guide】Installation is straightforward with the included relay wiring diagram. Terminals are clearly defined for connection to the vacuum switch, positive battery source, pump motor, and ground.
【Durable design】Both components feature robust construction.Built to withstand the harsh conditions under the hood, this kit offers a reliable, long-lasting upgrade for your braking system.
High Load Capacity – Rated at DC 12V 20A, this relay is designed to handle high-current applications, ensuring stable and reliable performance for automotive, industrial, and household use.
Durable Construction – Built with high-quality materials and precision engineering, the 28146 relay offers excellent heat resistance and long-lasting durability even under continuous operation.
Wide Application – Ideal for use in cars, motorcycles, lighting systems, horns, water pumps, and various DIY electronics projects requiring a 12V DC power relay.
Easy Installation – Features standard pin configuration and compact design, making it easy to install and replace in most relay sockets and wiring harnesses.
Safe & Reliable – Equipped with built-in protection against voltage spikes and short circuits, ensuring safe operation and protecting your equipment from electrical damage.
【Complete Control Kit for Your Brake Vacuum System】This bundle includes both the essential 28146 vacuum switch and the 28146 relay, providing a comprehensive solution to manage your electric vacuum pump. Ensures your brake booster receives consistent...
【Automatic Adjustment System】The vacuum pressure switch features a preset activation/deactivation point (typically 18-22 inHg). It automatically turns the pump on when vacuum drops and shuts it off once sufficient vacuum is reached, preventing the...
【28146 Relay for Circuit Protection】The included 28146 relay is designed to handle the high current draw of your electric vacuum pump. By using this relay, you protect your vehicle's wiring, ignition switch, and the vacuum switch itself from...
【 Easy Installation with Clear Wiring Guide】Installation is straightforward with the included relay wiring diagram. Terminals are clearly defined for connection to the vacuum switch, positive battery source, pump motor, and ground.
【Durable design】Both components feature robust construction.Built to withstand the harsh conditions under the hood, this kit offers a reliable, long-lasting upgrade for your braking system.
【Complete Control Kit for Your Brake Vacuum System】This bundle includes both the essential 28146 vacuum switch and the 28146 relay, providing a comprehensive solution to manage your electric vacuum pump. Ensures your brake booster receives consistent...
【Automatic Adjustment System】The vacuum pressure switch features a preset activation/deactivation point (typically 18-22 inHg). It automatically turns the pump on when vacuum drops and shuts it off once sufficient vacuum is reached, preventing the...
【28146 Relay for Circuit Protection】The included 28146 relay is designed to handle the high current draw of your electric vacuum pump. By using this relay, you protect your vehicle's wiring, ignition switch, and the vacuum switch itself from...
【 Easy Installation with Clear Wiring Guide】Installation is straightforward with the included relay wiring diagram. Terminals are clearly defined for connection to the vacuum switch, positive battery source, pump motor, and ground.
【Durable design】Both components feature robust construction.Built to withstand the harsh conditions under the hood, this kit offers a reliable, long-lasting upgrade for your braking system.
Vehicle Fitment – Compatible with Cadillac & Chevrolet (additional): Cadillac ATS 2015, 2016, 2017; Cadillac XT5 2017, 2018; Chevrolet Impala 2014, 2015, 2016; Chevrolet Malibu/Malibu Limited 2013, 2014, 2015, 2016.
Complementary Parts (for associated searches & complete repair): Compatible with GM brake-booster vacuum pump OEs 42853909 / 42853908 / 20939308 used on many Equinox/Terrain applications—replace relay with the pump when overheating/shorted; inspect...
[OE NUMBER & SPECS] 2-pack 12V 5-pin SPDT salmon relay with Mini-ISO plug-in blade terminals and pin layout 30/85/86/87/87a. Replacement for 12631742690, 12-63-1-742-690, 12630153635 and 54347190724. Compare the original relay color, part number, pin...
[COMMON CIRCUIT USES] Compatible with selected BMW relay-controlled circuits, commonly including secondary air pump, SMG hydraulic pump, convertible top or hardtop motor, vacuum pump, rear-window and other multi-purpose relay locations. Confirm the exact...
[1 SERIES COMPATIBILITY] Compatible with BMW 1 Series E82/E88 2008-2013 selected models including 128i, 135i, 135is and 2011-2012 1M where OE 12631742690 salmon 5-prong relay is used. Always verify by original relay marking, color and 5-pin socket...
[2 & 4 SERIES COMPATIBILITY] Compatible with BMW 2 Series F22/F23 2014-2021 selected models including 228i, 230i, M235i and M240i. Compatible with BMW 4 Series F32/F33/F36 2014-2020 selected 428i, 430i, 435i and 440i, plus F82/F83 2015-2020 M...
[3 SERIES E36/E46 COMPATIBILITY] Compatible with BMW 3 Series E36 1992-1999 selected models including 318i, 323is, 325i, 328i and M3, plus E36/5 1995-1999 318ti. Compatible with BMW 3 Series E46 1999-2005 selected 320i, 323i, 325i, 328i, 330i and M...
[3 SERIES E90-E93 COMPATIBILITY] Compatible with BMW 3 Series E90/E91/E92/E93 2006-2013 selected models including 323i, 325i, 328i, 330i, 335i and M3. Use only where the original relay matches 12631742690 or V23134-E52-X344, salmon color and...
[5 SERIES COMPATIBILITY] Compatible with BMW 5 Series E39 1997-2003 selected models including 525i, 528i, 530i, 540i and M5. Compatible with BMW 5 Series E60/E61 2004-2010 selected 525i, 528i, 530i, 535i, 545i, 550i and M5 relay locations using salmon...
[6 & 7 SERIES COMPATIBILITY] Compatible with BMW 6 Series E63/E64 2004-2010 selected 645Ci, 650i and M6, plus F12/F13 2012-2018 selected 640i, 650i and M6. Compatible with BMW 7 Series E38 1995-2001, E65/E66 2002-2008 and F01/F02 2009-2015 selected relay...
[X SERIES COMPATIBILITY] Compatible with BMW X1 E84 2013-2015, X3 E83 2004-2010 and X5 E53 2000-2006 selected applications using 12631742690 salmon 5-prong relay. Vehicle options may vary; confirm by VIN, relay carrier position, original number and pin...
[Z SERIES & INSTALL CHECK] Compatible with BMW Z3 1996-2002, Z8 2000-2003, Z4 E85/E86 2003-2008 and Z4 E89 2009-2016 selected applications. Relay holder, socket and wiring terminals are not included. Match OE number, salmon color, 5-pin layout and socket...
SPECIFICATIONS & OE — 12V, 35A, 5-pin Mini-ISO SPDT (blade terminals 30/85/86/87/87a); plug-in style. OE refs: 13500119 (relay), 13598349 (later OE). Cataloged as Ignition Relay or Vacuum Pump Relay depending on model; used in the engine-bay fuse/relay...
INSTALL & LOCATION / SYMPTOMS — Typically located in the engine-compartment fuse box (rear section on many applications). Replacement steps: disconnect battery → open under-hood fuse-block cover → identify cavity by fuse-map → pull old relay...
FITMENT — Equinox (per year for long-tail coverage) — Compatible with 2013 Chevrolet Equinox Engine Compartment Relay; 2014 Chevrolet Equinox Engine Compartment Relay; 2015 Chevrolet Equinox Engine Compartment Relay; 2017 Chevrolet Equinox Engine...
COMPLEMENTARY PARTS (bundle/upsell) — Compatible with select General Motors platform applications using 13500114 (multi-purpose relay) and 13598347 (accessory/lighting/HVAC relay) in the same under-hood fuse block; servicing adjacent circuits together...
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Vacuum Pump Relays
Understanding Your Vehicle's Needs
Before purchasing a replacement vacuum pump relay, it is crucial to identify the exact part number required for your specific vehicle make, model, and year. Consulting your owner's manual or a trusted automotive parts database is the most reliable way to ensure compatibility. Using an incorrect relay can lead to system malfunctions or damage to other components.
Key Features to Consider
When evaluating replacement relays, look for features that indicate durability and reliability. High-quality materials, such as robust plastic casings and corrosion-resistant terminals, are essential for longevity in the harsh automotive environment. Ensure the relay meets or exceeds original equipment manufacturer (OEM) specifications for performance and fit.
Installation and Compatibility
While many vacuum pump relays are designed for straightforward plug-and-play installation, it is always wise to verify the connector type and pin configuration match your vehicle's existing wiring harness. If you are not comfortable performing automotive electrical work, professional installation is recommended to avoid errors. Always disconnect the vehicle's battery before beginning any electrical work.
Brand Reputation and Warranty
Opt for relays from reputable manufacturers known for their automotive electrical components. A good warranty can offer peace of mind, reflecting the manufacturer's confidence in their product's quality and lifespan. Researching user reviews can also provide valuable insights into real-world performance and reliability.
Frequently Asked Questions
What does a vacuum pump relay do?
A vacuum pump relay acts as an electrical switch that controls the power flow to your vehicle's vacuum pump. It ensures the pump operates only when needed, which is vital for maintaining vacuum pressure for various systems.
How do I know if my vacuum pump relay is failing?
Symptoms of a failing relay can include issues with climate control (vents not switching correctly), cruise control not engaging, or a check engine light illuminating. A faulty relay may also produce clicking noises or fail to activate the vacuum pump.
Can I use a universal vacuum pump relay?
While universal relays exist, it's generally best to use one specifically designed for your vehicle's make and model. Universal relays may not have the correct specifications or connector type, potentially leading to compatibility issues or system damage.
What is the difference between an OEM and an aftermarket relay?
OEM relays are manufactured by or for the original vehicle manufacturer and are guaranteed to meet their specifications. Aftermarket relays are made by third-party companies and can vary in quality, though many offer excellent performance and value.
How long do vacuum pump relays typically last?
The lifespan of a vacuum pump relay can vary depending on the quality of the unit and the operating conditions within the vehicle. However, with proper functioning and protection from extreme temperatures or moisture, they can last for many years and thousands of miles.
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