factory speakers

Is anyone else having the issue when first starting the jeep, the only speakers that work are the front top ones? I have noticed the last couple of times when i first start my jeep the rear bar speakers and knee speakers do not work, only the front speakers by the front window do, but once I...

New Jeep JL owner here, excited and proud to be in the club . . . Although, not to be a downer but the factory audio system in my 2018 JL Unlimited Sport is majorly lacking . . . Well . . . Lacking everything - crispness, punch, mid and definitely low end!!! Debating the OEM Audio Plus 25...