---
product_id: 230143289
title: "PAC OS5 OS-5 Radio Replacement Interface with Onstar Retention"
brand: "pac"
price: "R$42"
currency: BRL
in_stock: false
url: https://www.desertcart.com.br/products/230143289-pac-os5-os-5-radio-replacement-interface-with-onstar-retention
store_origin: BR
region: Brazil
---

# OnStar system functionality preserved Factory BOSE audio retention All safety warning chimes generated PAC OS5 OS-5 Radio Replacement Interface with Onstar Retention

**Brand:** pac
**Price:** R$42
**Availability:** ❌ Out of Stock

## Summary

> 🔗 Keep your ride connected, safe, and sounding premium—upgrade without compromise!

## Quick Answers

- **What is this?** PAC OS5 OS-5 Radio Replacement Interface with Onstar Retention by pac
- **How much does it cost?** R$42 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/230143289-pac-os5-os-5-radio-replacement-interface-with-onstar-retention)

## Best For

- pac enthusiasts

## Why This Product

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

## Key Features

- • **Safety First Alerts:** Never miss a warning with all original chimes and turn signal indicators intact.
- • **Full Control Retention:** Maintain rear seat audio controls and parking brake outputs effortlessly.
- • **Premium Audio Experience:** Retain your factory BOSE amplifier for crystal-clear sound quality.
- • **Plug-and-Play Compatibility:** Designed specifically for 29-bit GMLAN vehicles to ensure flawless installation.
- • **Seamless Factory Bluetooth Integration:** Keep your 2009+ vehicle’s original Bluetooth connectivity without missing a beat.

## Overview

The PAC OS5 OS-5 Radio Replacement Interface preserves your vehicle’s factory Bluetooth, OnStar system, and BOSE audio amplifier when upgrading your radio in 29-bit GMLAN vehicles. It maintains all safety chimes, rear seat audio controls, and essential outputs, ensuring a seamless, high-quality audio and safety experience.

## Description

Retains OnStar system functionality and the Bose factory-installed amplifier (if present) when the factory radio is replaced in a 29-bit GMLAN vehicle. Generates all safety warning chimes and audible turn signal indicators.

## Features

- Retains Factory Bluetooth (2009+ model vehicles) / Factory BOSE audio systems.Illumination output, parking brake output
- Retains rear seat audio controls
- Retains all warning chimes (chime module included)
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 12.8 ounces |
| Product Dimensions | 9 x 2 x 9 inches |
| Item model number | OS5 |
| Is Discontinued By Manufacturer | No |

## Images

![PAC OS5 OS-5 Radio Replacement Interface with Onstar Retention - Image 1](https://m.media-amazon.com/images/I/51pNLk4RXoL.jpg)

## Available Options

This product comes in different **Customer Package Type** options.

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**Shop now:** [https://www.desertcart.com.br/products/230143289-pac-os5-os-5-radio-replacement-interface-with-onstar-retention](https://www.desertcart.com.br/products/230143289-pac-os5-os-5-radio-replacement-interface-with-onstar-retention)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-02-22*