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PAC GM3A-RSTX

Radio Replacement Interface with Onstar Retention for select 2006-2025 vehicles from Chevrolet, GMC, Cadillac

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• Provides 12-Volt accessory power (RAP)
• Retains Onstar retention
• Retains factory Bluetooth
• Micro-B USB Updatable

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List price $399.00
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-23%

$309.00

 with warranty
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Description


PAC brand icon

Authorized dealer

Product Features:

  • Compatible with select 2006-2025 vehicles from Chevrolet, GMC, Cadillac
  • Designed to install a new aftermarket car stereo
  • Provides accessory power (12-volt 10-amp)
  • Retains R.A.P. (retained accessory power)
  • Provides NAV outputs (parking brake, reverse, and V.S.S)
  • Retains steering wheel audio controls
  • Retains back-up sensors/park assist and back up camera signal
  • Retains Onstar retention
  • Retains all safety and warning chimes
  • Retains RSE (rear seat entertainment)
  • Retains factory Bluetooth (2009+ model vehicles)
  • Retains the factory AUX-IN jack
  • Antenna Adapter included
  • Micro-B USB updatable
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Compatible Vehicles


Please use our Fitment Guide to determine specific compatibility for the submodel and audio features

The vehicle you have selected 2005 Ford Excursion is not compatible. Change vehicle or See list of compatible similar products


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Specifications & Details


Harness Features
Vehicle Sound System
Standard and Premium Sound
Main Harness Function
Install Aftermarket Car Stereo & Retain Steering Wheel Controls
Additional Harness Features
Chime Retention
OnStar Retention
Retains Factory USB Input
Retains Rear Seat Entertainment
Retains Steering Wheel Controls
Premium Harness Features
Factory System Amplification
Amplified
Non-Amplified
Compatible Premium Audio Systems
Premium Bose
Standard Bose
On-Star Compatible
Yes
CAN-BUS Compatible
Yes
GM-LAN Compatible
Yes
Compatible with Aftermarket Navigation Systems
Yes
Chime Retention
Yes
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Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

PAC

Model Number:

GM3A-RSTX

Weight:

0.70lbs

Internal SKU:

gm3arstx

Internal Product ID:

194153

Customer Ratings & Reviews


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  • Owner's manual
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  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.