PAC GM1A-RST is a radio replacement interface for the vehicle applications listed below. Check the factory-equipment requirements and exclusions before ordering.

• Brand: PAC
• Manufacturer part number: GM1A-RST

Vehicle fitment

Match the model year, vehicle, and factory equipment to an application below.

Years	Make	Model	Compatible equipment	Excluded equipment
2004-2005	Buick	Century	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2005-2007	Buick	Lacrosse	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2004-2007	Buick	Rainier	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2007	Buick	Rendezvous	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2005-2007	Buick	Terraza	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	Cadillac	Escalade	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	Cadillac	Escalade Esv	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	Cadillac	Escalade Ext	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	Chevrolet	Avalanche	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2000-2005	Chevrolet	Cavalier	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2004-2012	Chevrolet	Colorado	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2005-2013	Chevrolet	Corvette	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2004-2007	Chevrolet	Express Van	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2000-2005	Chevrolet	Impala	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2001-2003	Chevrolet	Malibu	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2000-2005	Chevrolet	Monte Carlo	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2004	Chevrolet	S-10 Pickup	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	Chevrolet	Silverado	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2007	Chevrolet	Silverado	Classic model; With OnStar; With Steering Wheel Controls	New model; Without OnStar; Without Steering Wheel Controls
2003-2006	Chevrolet	Ssr	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	Chevrolet	Suburban	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	Chevrolet	Tahoe	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2002-2009	Chevrolet	Trailblazer	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2005-2008	Chevrolet	Uplander	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2005	Chevrolet	Venture	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2004-2011	GMC	Canyon	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2002-2009	GMC	Envoy	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2007	GMC	Savana	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	GMC	Sierra	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2007	GMC	Sierra	Classic model; With OnStar; With Steering Wheel Controls	New model; Without OnStar; Without Steering Wheel Controls
2003-2006	GMC	Yukon	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2006	GMC	Yukon Xl	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2007	Hummer	H2	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2005-2010	Hummer	H3	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2009-2010	Hummer	H3T	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2003-2008	Isuzu	Ascender	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2001-2004	Oldsmobile	Alero	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2002-2004	Oldsmobile	Bravada	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2000-2004	Oldsmobile	Silhouette	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2001-2005	Pontiac	Aztek	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2001-2005	Pontiac	Grand Am	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2004-2008	Pontiac	Grand Prix	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2000-2006	Pontiac	Montana	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2000-2005	Pontiac	Sunfire	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2005-2008	Saab	9-7X	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls
2005-2007	Saturn	Relay	With OnStar; With Steering Wheel Controls	Without OnStar; Without Steering Wheel Controls

Features and product details

RadioPRO Advanced has been engineered to save you time and seamlessly integrate into a vehicle’s databus system to retain features such as OnStar, steering wheel controls, factory amplifier, audio fade, rear-seat entertainment system, and warning chimes. RadioPRO Advanced also improves the sound quality of warning chimes by playing them through the sound system or a provided speaker. Simultaneously, a direct USB connection makes product setting adjustments and firmware updates quick and easy. It also saves you time installing a streamlined harness design, smaller housing, and easier chimes and factory amplifier gain adjustment.

Installation documents

• GM1A-RST Instruction Manual
• Vehicle Specific Instructions
• GM1A-RST Instruction Manual

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