12V Four Pin Relay 13500120 Multi-Purpose Auto Switch, OEM Replacement For Buick Chevy Cadillac, 15-51279 Compatible Relay For Electrical System, Easy Install, Plug-And-Play Ready, Reliable Performance

12V GM Four-Pin Relay 13500120 OEM Single Replacement
✔️ 12V plug-and-play, 4-pin OEM relay for GM Buick Chevrolet Cadillac

The 12V four-pin relay is an OEM replacement part (13500120 / 15-51279) designed for Buick, Chevrolet, Cadillac, and GMC vehicles. It lives in the engine compartment and powers or disconnects accessories, such as fan control, to keep the electrical system running smoothly. The gray housing and plug-and-play installation make it a simple swap for a wide range of GM models.

✅ 12V voltage rating
✅ 4-pin design for secure connections
✅ OEM part 13500120 / 15-51279
✅ Plug-and-play installation, no wiring mods
✅ Engine-compartment application: fan control and accessories
✅ Gray color

💡 What is a typical use of a 12V four-pin automotive relay in GM vehicles?

- It switches power to engine accessories like fans or pumps in the engine compartment
- It uses a 12V supply and a 4-pin connector for reliable connections
- It is an OEM replacement (13500120 / 15-51279) suitable for Buick, Chevrolet, Cadillac, GMC models
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