---
product_id: 647524095
title: "Automatic Serpentine Belt Tensioner Pulley Assembly - Replaces 38158, 88929140 - Compatible with Chevy, GMC & Other GM Vehicles - Avalanche, Silverado, Trailblazer, Sierra, Tahoe, Yukon, Escalade"
brand: "aa ignition"
price: "591.81 DT"
currency: TND
in_stock: true
url: https://www.desertcart.tn/products/647524095-automatic-serpentine-belt-tensioner-pulley-assembly-replaces-38158-88929140-compatible
store_origin: TN
region: Tunisia
---

# Direct OEM fit replacement Torsional spring for consistent tension Lifetime warranty included Automatic Serpentine Belt Tensioner Pulley Assembly - Replaces 38158, 88929140 - Compatible with Chevy, GMC & Other GM Vehicles - Avalanche, Silverado, Trailblazer, Sierra, Tahoe, Yukon, Escalade

**Brand:** aa ignition
**Price:** 591.81 DT
**Availability:** ✅ In Stock

## Summary

> ⚙️ Keep your GM running smooth — tension perfected, power delivered.

## Quick Answers

- **What is this?** Automatic Serpentine Belt Tensioner Pulley Assembly - Replaces 38158, 88929140 - Compatible with Chevy, GMC & Other GM Vehicles - Avalanche, Silverado, Trailblazer, Sierra, Tahoe, Yukon, Escalade by aa ignition
- **How much does it cost?** 591.81 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/647524095-automatic-serpentine-belt-tensioner-pulley-assembly-replaces-38158-88929140-compatible)

## Best For

- aa ignition enthusiasts

## Why This Product

- Trusted aa ignition brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lifetime Peace of Mind:** Backed by a lifetime warranty to keep you confidently on the road
- • **OEM-Grade Compatibility:** Seamlessly fits Chevy, GMC & GM vehicles from 1999-2008
- • **Precision Torsional Spring:** Ensures consistent belt tension for peak engine performance
- • **Multi-Function Power Delivery:** Drives alternator, power steering & AC without a hitch
- • **Durability Meets Affordability:** Save hundreds vs dealer parts without compromising quality

## Overview

This Automatic Serpentine Belt Tensioner Pulley Assembly by AA Ignition is a direct-fit replacement for OEM parts 38158 and 88929140, compatible with a wide range of Chevy, GMC, and GM vehicles from 1999 to 2008. Featuring a torsional spring design for consistent belt tension, it ensures reliable power delivery to critical engine components like the alternator, power steering, and AC. Engineered for durability and backed by a lifetime warranty, it offers a cost-effective alternative to dealer parts without sacrificing quality or fit.

## Description

Automatic Serpentine Belt Tensioner Pulley Assembly - Replaces 38158, 88929140 - Compatible with Chevy, GMC & Other GM Vehicles - Avalanche, Silverado, Trailblazer, Sierra, Tahoe, Yukon, Escalade

## Features

- Drive Belt Tensioner & Pulley Assembly - Transports power to the alternator, power steering pump, air conditioning and keeps it running smoothly and effectively. It is designed for vehicles that needs an automatic belt tensioner. The torsional round spring design provides consistent tension for maximum durability.
- Compatible With Chevrolet, GMC, Cadillac, Buick, Hummer, Isuzu & Saab Vehicles - 2004 - 2007 Rainier | 2002 - 2008 Escalade | 2003 - 2008 Express 1500, 2500, 3500 | 2003 - 2006 SSR | 1999 - 2008 Silverado 1500 | 1999 - 2004 Silverado 2500 | 2000 - 2008 Suburban 1500, 2500 | 1999 - 2008 Sierra 1500 | 2001 - 2006 Sierra 3500 | 2000 - 2008 Yukon, XL 1500, XL 2500 | & more. See below for the full vehicle list.
- Replaces Part# 38158, 88929140, 38158, Gates 38158 - If you are experiencing grinding or squeaking noise from the front of your vehicle then you may have a problem with your drive belt tensioner Power steering and AC may stop working and if it completely fails then you may experience overheating in the engine and your car may break down. Cracks and wear on the accessory belt may also be visible.
- OEM Fit, Quality, Finish - While this is not a genuine OEM part, it is a direct replacement and it will fit and work exactly like the factory part. This part is commonly found on popular vehicles and models with years 99, 01, 02, 03, 04, 05, 06, 07, 08, 09.
- Lifetime Warranty - This replacement belt tensioner and pulley assembly comes complete with a lifetime warranty. If the part every fail or break apart simply contact us for a replacement. Save hundreds of dollars off of dealer prices by purchasing this part and taking advantage of our warranty. See our website for full details.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | AA Ignition |
| Brand | AA Ignition |
| Package Dimensions | 20.7 x 19.89 x 11.4 cm; 789 g |
| Item model number | SUVELAM |
| Manufacturer Part Number | 88929140 |
| OEM Part Number | 38158, 88929140 |
| Manufacturer | AA Ignition |
| Country of Origin | USA |
| Item Weight | 789 g |

## Images

![Automatic Serpentine Belt Tensioner Pulley Assembly - Replaces 38158, 88929140 - Compatible with Chevy, GMC & Other GM Vehicles - Avalanche, Silverado, Trailblazer, Sierra, Tahoe, Yukon, Escalade - Image 1](https://m.media-amazon.com/images/I/71fFLOmAaTL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: how do you get warranty my belt tensioner**
A: Just go back to your order and click on it and it will give you your options

**Q: What country is it manufactured**
A: Hi, our parts are manufactured in Europe, China and Taiwan.

**Q: is it for the AC or the water pump, alt, power steering**
A: Hi, it's for the water pump.

**Q: Does this fit my 00 Silverado 1500 4.8L?**
A: Hi, yes it should fit your vehicle.

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**Shop now:** [https://www.desertcart.tn/products/647524095-automatic-serpentine-belt-tensioner-pulley-assembly-replaces-38158-88929140-compatible](https://www.desertcart.tn/products/647524095-automatic-serpentine-belt-tensioner-pulley-assembly-replaces-38158-88929140-compatible)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-01-24*