PAC LPHGM72 LocPRO Advanced GM Audio Integration Harness
🔊 Upgrade Your GM Factory Audio System. The PAC LPHGM72 GM Audio Integration Harness simplifies aftermarket amplifier installation in select Chevrolet and GMC vehicles.
Designed for non-amplified factory systems, this adapter provides speaker-level audio connections while retaining your original radio.
Enjoy improved audio upgrade flexibility without cutting your vehicle's original factory wiring.
🚗 Key Features and Benefits
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🔌 Dual 28-Pin Connectors: Designed for compatible GM factory radio connections.
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🎵 Four Audio Channels: Provides high-level speaker signals for aftermarket equipment.
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🔊 Amplifier Integration: Supports compatible amplifiers, line output converters, and digital signal processors.
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🎚️ Subwoofer Installation: Simplifies connecting aftermarket subwoofer amplifiers.
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🛠️ Factory Radio Retention: Keeps your original stereo during compatible audio upgrades.
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⚡ Accessory Connections: Provides low-current 12V power, ground, accessory, and remote turn-on wiring.
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🔧 Extension Compatibility: Supports the optional PAC LPHEXT17 17-foot speaker harness extension.
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🚘 Non-Bose Compatibility: Designed for select GM vehicles without factory amplifiers.
🚙 Chevrolet and GMC Vehicle Compatibility
The PAC LPHGM72 supports select 2019–2022 GM vehicles, with some model-specific applications extending beyond 2022.
Chevrolet:
GMC:
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Acadia
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Canyon
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Sierra and Sierra HD
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Terrain
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Yukon and Yukon XL
Important: Vehicles must have an IOS, IOT, or IOK infotainment RPO code.
Check the GM identification label inside the driver's door jamb to verify compatibility.
Factory Bose systems and vehicles with factory amplifiers are not supported.
Always confirm the exact model year and factory audio configuration before purchasing.
🎶 Improve Your Car Audio Experience
This GM factory radio harness provides convenient connections for compatible aftermarket sound equipment.
Add a suitable amplifier or audio processor for improved sound performance and stronger bass.
Explore our Car Speakers Collection for additional audio upgrades.
Complete your vehicle improvements with professional Car Window Tinting.
❓ Frequently Asked Questions
1. Does the PAC LPHGM72 work with factory Bose systems?
No. This harness supports select non-amplified GM systems with IOS, IOT, or IOK infotainment configurations.
2. Can I install an aftermarket subwoofer using this harness?
Yes. It provides speaker-level connections for compatible amplifiers and line output converters.
Separate amplifier power wiring is required.
3. Does installation require cutting factory wiring?
No. The T-harness connects to compatible factory connectors without cutting original vehicle wiring.
Additional connections to aftermarket equipment are required.