Metra LC-GMRC-LAN-03 GM LAN Data Bus Interface The GMRC-LAN-03 is designed to be used in non-amplified vehicles or in vehicles that the OEM amplifier is bypassed; Onstar is not retained in either case. The GMRC-LAN- 03 retains all the factory warning chimes that would be lost when the OEM radio is removed. It will also provide a 10 amp 12 volt switched accessory wire for proper radio operation, and the R.A.P. feature (Retained Accessory Power) will be retained. FEATURES: - Provides 12vdc 3a accessory output
- Retains warning chimes with built-in speaker
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