---
product_id: 100045223
title: "ACDelco 15-5551 Heater Bypass Valve"
brand: "gm genuine parts"
price: "€ 106.77"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/100045223-acdelco-15-5551-heater-bypass-valve
store_origin: HR
region: Croatia
---

# Optimized coolant flow control Vehicle-specific perfect fit OE-grade precision engineering ACDelco 15-5551 Heater Bypass Valve

**Brand:** gm genuine parts
**Price:** € 106.77
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep your engine cool and your ride smooth with GM-grade precision!

## Quick Answers

- **What is this?** ACDelco 15-5551 Heater Bypass Valve by gm genuine parts
- **How much does it cost?** € 106.77 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/100045223-acdelco-15-5551-heater-bypass-valve)

## Best For

- gm genuine parts enthusiasts

## Why This Product

- Trusted gm genuine parts brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted Brand Legacy:** From ACDelco, a leader in automotive parts with international acclaim.
- • **Vehicle-Specific Fit:** Designed to seamlessly integrate with GM vehicles for hassle-free installation.
- • **Durable & Lightweight:** Compact 4.9 oz design with a painted exterior for long-lasting protection.
- • **Optimized Coolant Flow:** Ensures thermostat accuracy by maintaining proper coolant circulation.
- • **Precision OE Engineering:** Backed by General Motors for guaranteed reliability and performance.

## Overview

The ACDelco 15-5551 Heater Bypass Valve is an OE-quality, vehicle-specific component engineered by General Motors to regulate coolant flow through the heater core. It ensures optimal thermostat function by diverting coolant when the heater valve is closed, enhancing engine performance and longevity. Lightweight and durable, this valve is a trusted replacement part designed for seamless integration in GM vehicles.

## Description

ACDelco 15-5551 Heater Bypass Valve

## Features

- leading manufacturer of high-quality products
- international renown for our diverse range of award-winning products
- fully equipped with state-of-the-art technology
- all products have been designed with the professional in mind
- constantly modernizing our powerful devices to meet the demands of the modern user
- Fit type: Vehicle Specific

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ACDelco |
| Brand | GM Genuine Parts |
| Model | ACDelco - Valve-Htr Wat By (Slp) (15-5551) |
| Item Weight | 4.9 ounces |
| Product Dimensions | 6.2 x 4.1 x 4.1 inches |
| Item model number | 15-5551 |
| Exterior | painted |
| Manufacturer Part Number | 15-5551 |
| OEM Part Number | 15984154 |

## Images

![ACDelco 15-5551 Heater Bypass Valve - Image 1](https://m.media-amazon.com/images/I/61SIcOCGDVL.jpg)

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**Shop now:** [https://www.desertcart.hr/products/100045223-acdelco-15-5551-heater-bypass-valve](https://www.desertcart.hr/products/100045223-acdelco-15-5551-heater-bypass-valve)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-04-25*