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GM1A-RS
Product Updates (Firmware)
Firmware Updates
The RadioPRO app will also allow you to update the interface with new firmware as it becomes available. The GM1A-RS can be
updated with new firmware as it becomes available. Please visit www.PAC-audio.com/firmware for available updates.
Connect the interface to your PC and select "Firmware", then "Update Firmware". Now select "Select File". Finally, browse to the
place where you saved the file and select it. This will begin the updating process. Once finished, disconnect the interface from
the PC and test operation.
Technical Support
Email: support@PAC-audio.com
Phone: 866-931-8021
International: 727-572-9255 ext 230
Pacific Accessory Corporation
© 2018 AAMP Global. All rights reserved. PAC is a Power Brand of AAMP Global.
PAC-audio.com
Radio Replacement Interface with
Steering Wheel Control Retention
for select General Motors Vehicles
with Class II Data-Bus
Rev: V8
Date: 080118
Page 6
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Questions and answers
The 1 light is doing nothing and the two light goes from green-red-yellow not necessarily in that order or all three for that matter. Could this be draining my battery? What does this mean?