Harmon/Kardon Upgrade Difficulties

Hello! New guy here apologies in advance if I mistakenly post a new thread in this section but figured it may effect all models with the package upgrade. My dilemma is that I have contacted 4 Car Audio Specialists in my area to upgrade my sound system to an aftermarket one. The response I have recieved from them is that because I have Harmon/Kardon speakers installed it makes it a very tricky and disastrous job to deal with. Some I spoke with had given it the time to "give it a go" but... Harmon/Kardon Upgrade Difficulties

Hello!

New guy here apologies in advance if I mistakenly post a new thread in this section but figured it may effect all models with the package upgrade.

My dilemma is that I have contacted 4 Car Audio Specialists in my area to upgrade my sound system to an aftermarket one. The response I have recieved from them is that because I have Harmon/Kardon speakers installed it makes it a very tricky and disastrous job to deal with. Some I spoke with had given it the time to "give it a go" but...

Harmon/Kardon Upgrade Difficulties

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