---
product_id: 276378857
title: "GM Genuine Parts 12594578 Positive Crankcase Ventilation (PCV) Tube, Black"
brand: "gm genuine parts"
price: "€ 22.22"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/276378857-gm-genuine-parts-12594578-positive-crankcase-ventilation-pcv-tube-black
store_origin: GR
region: Greece
---

# Compact size Precision machined Made in the USA GM Genuine Parts 12594578 Positive Crankcase Ventilation (PCV) Tube, Black

**Brand:** gm genuine parts
**Price:** € 22.22
**Availability:** ✅ In Stock

## Summary

> 🚗 Elevate Your Engine's Performance with Precision!

## Quick Answers

- **What is this?** GM Genuine Parts 12594578 Positive Crankcase Ventilation (PCV) Tube, Black by gm genuine parts
- **How much does it cost?** € 22.22 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/276378857-gm-genuine-parts-12594578-positive-crankcase-ventilation-pcv-tube-black)

## 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

- • **Perfect Fit:** Designed as GM Original Equipment for seamless integration.
- • **Durable Design:** Machined exterior for enhanced longevity and performance.
- • **Compact Dimensions:** Measuring 19.3 x 10.16 x 2.79 cm, fits perfectly in tight spaces.
- • **Lightweight Champion:** Weighs only 0.28 g for effortless installation.
- • **Engineered for Excellence:** Crafted by ACDelco, ensuring top-notch quality.

## Overview

The GM Genuine Parts 12594578 Positive Crankcase Ventilation (PCV) Tube is a high-quality component manufactured by ACDelco in the USA. With compact dimensions and a lightweight design, this part ensures a perfect fit and optimal performance for your vehicle's engine.

## Description

12594578 Positive Crankcase Ventilation (PCV) Tube, Black

## Features

- Country of Origin : United States
- The Package Height of the Product is 1.1 inches
- The Package Length of the Product is 7.6 inches

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ACDelco |
| Brand | GM Parts |
| Model | GM Original Equipment |
| Product Dimensions | 19.3 x 10.16 x 2.79 cm; 0.28 g |
| Item model number | 12594578 |
| Exterior | Machined |
| Manufacturer Part Number | 12594578 |
| Item Weight | 0.28 g |

## Product Details

- **Material:** pcv
- **Brand:** GM GENUINE PARTS
- **Item dimensions L x W x H:** 19.3 x 10.2 x 2.8 centimeters
- **Exterior finish:** Machined
- **Inlet connection size:** 0.32 Inches

## Images

![GM Genuine Parts 12594578 Positive Crankcase Ventilation (PCV) Tube, Black - Image 1](https://m.media-amazon.com/images/I/5112fwt8bAL.jpg)

## Questions & Answers

**Q: What does this part actually do? the one in my 2008 gmc acadia appears to be duct tape fixed and i’m wondering how important it is**
A: It's very important

**Q: is oil supposed to go through this tube? my 2007 acadia has oil in this tube**
A: Yes it’s part of the pcv system google it. Just relieves pressure from the crank case. Blow it out with an air hose or clean it with soap and water if not damaged and just blow thru it. I cleaned this hose and the intake breather and throttle body every 20k or so and never had any gasket issues with our Acadia

**Q: is oil supposed to go through this tube? my 2007 acadia has oil in this tube**
A: No but it's a design problem with the Acadia and outlooks

**Q: Is this just the tube or are the end pieces attached as shown?**
A: Yes it is all parts shown

## Frequently Bought Together

- ACDelco GM Genuine Parts 12594578 Positive Crankcase Ventilation (PCV) Tube, Black
- ACDelco GM Genuine Parts 12583384 Passenger Side Positive Crankcase Ventilation (PCV) Fitting
- V546 PCV Valve for Chevy Chevrolet Camaro Equinox Malibu Impala Traverse Cadillac Buick Enclave Saturn Pontiac G6 G8 Torrent GMC Acadia Terrain PCV Valve 2.4 2.5 3.0 3.6 6.2 7.0L 12578316 12681693

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**Shop now:** [https://www.desertcart.gr/products/276378857-gm-genuine-parts-12594578-positive-crankcase-ventilation-pcv-tube-black](https://www.desertcart.gr/products/276378857-gm-genuine-parts-12594578-positive-crankcase-ventilation-pcv-tube-black)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-01-26*