---
product_id: 138788722
title: "GM Genuine Parts 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve"
brand: "gm genuine parts"
price: "R403"
currency: ZAR
in_stock: true
reviews_count: 13
category: "Gm Genuine Parts"
url: https://www.desertcart.co.za/products/138788722-gm-genuine-parts-12665644-primary-fresh-air-positive-crank-ventilation
store_origin: ZA
region: South Africa
---

# Optimized engine performance Precision GM OE fit Durable metal construction GM Genuine Parts 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve

**Brand:** gm genuine parts
**Price:** R403
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your ride with GM precision – because your engine deserves the best!

## Quick Answers

- **What is this?** GM Genuine Parts 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve by gm genuine parts
- **How much does it cost?** R403 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/138788722-gm-genuine-parts-12665644-primary-fresh-air-positive-crank-ventilation)

## 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

- • **Built to Last:** Crafted from premium metal for unmatched durability and reliability.
- • **Compact Powerhouse:** Lightweight and perfectly sized (2x3x2 inches) for easy installation and optimal performance.
- • **Trusted by Professionals:** GM-recommended replacement ensures OEM quality and peace of mind.
- • **Seamless GM OE Compatibility:** Engineered to exact GM specifications for flawless fit and function.
- • **Boost Your Engine’s Efficiency:** Controls crankcase vapors to prevent oil leaks and reduce consumption.

## Overview

The GM Genuine Parts 12665644 PCV Valve is a factory-recommended replacement part designed to maintain your GM vehicle’s emission control system. Manufactured to exact GM OE standards, this durable metal valve ensures optimal crankcase vapor regulation, preventing oil leaks and improving engine efficiency. Compact and reliable, it delivers the trusted performance and longevity expected from GM Genuine Parts.

## Description

An ACDelco GM Original Equipment Positive Crankcase Ventilation (PCV) Valve is an emission control component and is a GM-recommended replacement for your vehicle’s original component. The PCV valve controls the volume of crankcase vapors that are drawn into the intake manifold; a restricted PCV valve can cause oil leaks or increase oil consumption. This original equipment PCV valve has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Review: Fit and worked great - Helped performance. Was hesitating but now doesn’t
Review: Very good - Very good, excellent value for money

## 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B010GOZ0O0 |
| Best Sellers Rank | #30,366 in Automotive ( See Top 100 in Automotive ) #27 in Automotive Replacement PCV Valves |
| Brand | GM GENUINE PARTS |
| Customer Reviews | 4.6 4.6 out of 5 stars (176) |
| Date First Available | June 26, 2015 |
| Exterior Finish | Machined |
| Global Trade Identification Number | 00808709354185 |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | positive crankcase ventilation |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1.44 ounces |
| Item dimensions L x W x H | 2 x 3 x 2 inches |
| Item model number | 12665644 |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 12665644 |
| Material | Metal |
| Model | Pcv Valve |
| Number of Ports | 1 |
| OEM Part Number | 12665644 |
| Outlet Connection Size | 3 Inches |
| Outlet Connection Type | positive crankcase ventilation |
| Product Dimensions | 2 x 3 x 2 inches |
| UPC | 808709354185 |

## Product Details

- **Brand:** GM GENUINE PARTS
- **Exterior Finish:** Machined
- **Global Trade Identification Number:** 00808709354185
- **Inlet Connection Size:** 1 Inches
- **Inlet Connection Type:** positive crankcase ventilation
- **Item dimensions L x W x H:** 2 x 3 x 2 inches
- **Material:** Metal
- **Number of Ports:** 1
- **Outlet Connection Size:** 3 Inches
- **Outlet Connection Type:** positive crankcase ventilation

## Images

![GM Genuine Parts 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve - Image 1](https://m.media-amazon.com/images/I/515B6OEEANL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fit and worked great
*by S***N on September 15, 2025*

Helped performance. Was hesitating but now doesn’t

### ⭐⭐⭐⭐⭐ Very good
*by O***A on September 26, 2025*

Very good, excellent value for money

### ⭐⭐⭐⭐⭐ PVC
*by P***O on October 25, 2025*

Perfect fit

## Frequently Bought Together

- ACDelco GM Original Equipment 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve
- ACDelco GM Original Equipment 12685407 Positive Crankcase Ventilation (PCV) Valve
- GM Parts 12673862 Positive Crankcase Ventilation (PCV) Tube, Black

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**Shop now:** [https://www.desertcart.co.za/products/138788722-gm-genuine-parts-12665644-primary-fresh-air-positive-crank-ventilation](https://www.desertcart.co.za/products/138788722-gm-genuine-parts-12665644-primary-fresh-air-positive-crank-ventilation)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-08*