---
product_id: 315301743
title: "ACDelco GM Genuine Parts AFS138 Heated Oxygen Sensor"
brand: "gm genuine parts"
price: "116654CFA"
currency: XOF
in_stock: true
reviews_count: 5
category: "Gm Genuine Parts"
url: https://www.desertcart.sn/products/315301743-acdelco-gm-genuine-parts-afs138-heated-oxygen-sensor
store_origin: SN
region: Senegal
---

# Optimizes fuel economy & emissions Heated sensor for rapid response GM OE spec for perfect fit & function ACDelco GM Genuine Parts AFS138 Heated Oxygen Sensor

**Brand:** gm genuine parts
**Price:** 116654CFA
**Availability:** ✅ In Stock

## Summary

> 🔥 Drive smarter, cleaner, and faster with GM’s genuine oxygen sensor!

## Quick Answers

- **What is this?** ACDelco GM Genuine Parts AFS138 Heated Oxygen Sensor by gm genuine parts
- **How much does it cost?** 116654CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/315301743-acdelco-gm-genuine-parts-afs138-heated-oxygen-sensor)

## 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

- • **Eco & Wallet Friendly:** Optimizes emissions and fuel efficiency to keep you green and save you green.
- • **Rapid Heat-Up Technology:** Heated sensor design delivers faster, more accurate readings right from startup.
- • **GM-Recommended OEM Quality:** Factory-grade reliability and durability trusted by General Motors.
- • **Precision Oxygen Detection:** Ensures your engine hits the ideal 14.7:1 air/fuel ratio for peak performance.
- • **Seamless Vehicle Compatibility:** Perfect fit for select Chevrolet, Cadillac, and GMC models from 1999-2002.

## Overview

The ACDelco GM Genuine Parts AFS138 Heated Oxygen Sensor is a GM OE-spec replacement sensor designed to precisely measure oxygen levels in exhaust gases. This heated sensor enables rapid and accurate feedback to your engine’s computer, optimizing the air/fuel mixture for improved fuel economy, reduced emissions, and enhanced engine performance. Compatible with select Chevrolet, Cadillac, and GMC models from 1999 to 2002, it guarantees factory-level fit, form, and function for reliable, long-lasting operation.

## Description

An ACDelco GM Original Equipment Oxygen (O2) Sensor is a GM-recommended replacement for your vehicle’s original component, and is a special feedback sensor on your vehicle’s exhaust system. This sensor measures the proportion of oxygen in the exhaust gases. Using this measurement, the engine management computer can adjust the air/fuel ratio near the optimum value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. This original equipment oxygen sensor has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Review: OEM in oem box ..quality sensor
Review: Worked great

## Features

- Detect oxygen content in the exhaust gases to optimize emissions and fuel economy
- 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
- Connector Gender: Female.Fits: Chevrolet- 2002: Avalanche 1500, Tahoe, Suburban 1500, 1999-2002: Silverado 1500, 1999-2000: Silverado 2500. Cadillac- 2002 Escalade. GMC- 2002 Yukon/ Yukon XL 1500, 1999-2002: Sierra 1500, 1999-2000: Sierra 2500.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000C9PZHM |
| Best Sellers Rank | #50,909 in Automotive ( See Top 100 in Automotive ) #140 in Car Exhaust Oxygen Sensors |
| Brand | GM GENUINE PARTS |
| Customer Reviews | 4.6 4.6 out of 5 stars (648) |
| Date First Available | 1 January 2024 |
| Item Weight | 122 g |
| Item model number | AFS138 |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 19178961 |
| OEM Part Number | 19178961 |
| Product Dimensions | 19.3 x 5.08 x 5.84 cm; 122.47 g |

## Product Details

- **Brand:** GM GENUINE PARTS
- **Item dimensions L x W x H:** 19.3 x 5.1 x 5.8 centimeters
- **Item weight:** 0.27 Pounds
- **Material:** Stainless Steel
- **Style:** Modern

## Images

![ACDelco GM Genuine Parts AFS138 Heated Oxygen Sensor - Image 1](https://m.media-amazon.com/images/I/61zXKqQLfYL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by G***N on 23 November 2025*

OEM in oem box ..quality sensor

### ⭐⭐⭐⭐⭐ Review
*by D***A on 18 December 2025*

Worked great

### ⭐⭐⭐⭐⭐ Review
*by A***H on 10 October 2023*

قطع الغيار وصلت بحالة ممتازة واصلية من جنرال موتر GM الشحن تأخر كثير 3 اسبوع حتى وصلت وانا سعيد بالمنتج

## Frequently Bought Together

- GM Genuine Parts AFS138 Heated Oxygen Sensor
- ACDelco AFS106 GM Original Equipment Heated Oxygen Sensor
- Offset Oxygen Sensor Socket, 3/8-Inch Drive, 7/8-Inch (22mm), Wire Gate Accesses Sensor from Side, Preventing Damage to Wires, Universal for Most Cars

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-03-10*