Metra Interface Harness for 2011-Up GM
At a Glance
- Provides Accessory (12 Volt 10 Amp)
Retains R.A.P. (Retained Accessory Power)
Used In Non Amped Systems or When Bypassing the Amplified System
Retains All Warning Chimes Backup Chimes and Turn Signal Click
Micro B USB Updatable
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