2018 Chevrolet Express 2500 Base Cargo

Group using the GM3 and GM5 firmware for Onstar bluetooth, sat radio, Door chime, turn signal retention and steering wheel control, custom gauges, vehicle info, park assist... * see specific firmware for full feature list.
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2018 Chevrolet Express 2500 Base Cargo

Post by lesterktm » Sat Jul 21, 2018 5:41 pm

I am wanting to install an aftermarket head unit in my van yet retain: OnStar, WIFI, and in mirror backup camera. I am not finding any info on the 2018 Express 2500.

Is there a capable adapter for this vehicle?


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Re: 2018 Chevrolet Express 2500 Base Cargo

Post by JustinFerroni » Mon Jul 23, 2018 12:39 pm

Flash it as a 2017
Justin Ferroni
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