---
product_id: 18512168
title: "GM Genuine Parts GT329 (23368720) Fuel Tank Filler Cap"
brand: "gm genuine parts"
price: "€ 56.80"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.sk/products/18512168-gm-genuine-parts-gt329-23368720-fuel-tank-filler-cap
store_origin: SK
region: Slovakia
---

# Liquid-tight seal Reduces vapor emissions GM OE quality & fit GM Genuine Parts GT329 (23368720) Fuel Tank Filler Cap

**Brand:** gm genuine parts
**Price:** € 56.80
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in performance, unlock peace of mind.

## Quick Answers

- **What is this?** GM Genuine Parts GT329 (23368720) Fuel Tank Filler Cap by gm genuine parts
- **How much does it cost?** € 56.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/18512168-gm-genuine-parts-gt329-23368720-fuel-tank-filler-cap)

## 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

- • **Fuel Efficiency Booster:** Prevents fuel loss, saving you money and reducing unnecessary gas station stops.
- • **Eco-Friendly Performance:** Minimizes harmful vapor emissions to keep your vehicle green and compliant with environmental standards.
- • **Hassle-Free Installation:** Designed for quick, tool-free replacement to get you back on the road faster.
- • **Precision Engineered Seal:** Twist-on cap with a durable rubber gasket ensures a leak-proof, secure closure every time.
- • **OEM-Recommended Reliability:** Factory-approved GM Genuine Part guarantees perfect fit and long-lasting durability for your GM truck.

## Overview

The GM Genuine Parts GT329 Fuel Tank Filler Cap is a high-quality, GM-recommended replacement part designed specifically for GM trucks. Featuring a twist-on design with a rubber gasket, it provides a secure, liquid-tight seal that prevents fuel loss and reduces vapor emissions. Manufactured to meet original equipment standards, this cap ensures reliable durability and a perfect fit, backed by a 24-month unlimited mile warranty.

## Description

The ACDelco GM Original Equipment Regular Fuel Cap is a threaded cap that seals your vehicle's fuel tank filler, and is a GM recommended replacement for your vehicle’s original component. The fuel cap has a rubber gasket that provides a liquid tight seal to keep fuel in and water and dirt out. The cap may have a check valve that lets air in or out depending on the air pressure inside the tank. This original equipment regular fuel cap has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Review: Exact fit - Fits right. Perfect replacement gpr our 16 Caddy SRX
Review: Good - Fit is good

## Features

- Provides a tight seal to keep your vehicle's fuel tank closed
- A sealed fuel tank reduces vapor emissions which helps the environment
- Prevents lost fuel in order to help reduce your trips to the gas station
- GM recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0049HIHGO |
| Best Sellers Rank | #316,477 in Automotive ( See Top 100 in Automotive ) #1,145 in Automotive Replacement Fuel Tank Caps |
| Brand | GM GENUINE PARTS |
| Brand Name | GM GENUINE PARTS |
| Closure Type | Twist-On |
| Color | Black |
| Compatible with Vehicle Type | Truck |
| Customer Reviews | 4.6 out of 5 stars 1,590 Reviews |
| Exterior Finish | Plastic,Rubber |
| Global Trade Identification Number | 00808709497318 |
| Included Components | Fuel Tank Filler Cap |
| Item Dimensions | 3 x 3 x 3 inches |
| Item Type Name | Fuel Tank Filler Cap |
| Item Weight | 0.12 Pounds |
| Item dimensions L x W x H | 3 x 3 x 3 inches |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 23368720 |
| Manufacturer Warranty Description | 24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
| Material | Rubber |
| Material Type | Rubber |
| Model Number | GT329 |
| Style Name | Modern |
| UPC | 808709497318 |
| Unit Count | 1.0 Count |
| Vehicle Service Type | Truck |

## Product Details

- **Brand:** ACDelco
- **Color:** Black
- **Material:** Rubber
- **Exterior Finish:** Plastic,Rubber
- **Item dimensions L x W x H:** 3 x 3 x 3 inches

## Images

![GM Genuine Parts GT329 (23368720) Fuel Tank Filler Cap - Image 1](https://m.media-amazon.com/images/I/51VMUm3CmaL.jpg)
![GM Genuine Parts GT329 (23368720) Fuel Tank Filler Cap - Image 2](https://m.media-amazon.com/images/I/61DMm7o8UlL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Exact fit
*by W***E on November 21, 2025*

Fits right. Perfect replacement gpr our 16 Caddy SRX

### ⭐⭐⭐⭐⭐ Good
*by C***C on September 4, 2025*

Fit is good

### ⭐⭐⭐⭐⭐ this worked really well
*by M***C on June 15, 2025*

Arrived on time and on the date promised.

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**Shop now:** [https://www.desertcart.sk/products/18512168-gm-genuine-parts-gt329-23368720-fuel-tank-filler-cap](https://www.desertcart.sk/products/18512168-gm-genuine-parts-gt329-23368720-fuel-tank-filler-cap)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-21*