speakers bump when turning car off :(

[Twistid 5,000+ posts]

Just installed my epic, now my sub bumps when turning off the car. I know its a ground issue, I tapped into the headunit's wiring to wire the epic , including the ground, could this be the issue?

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[BEAVER.989 10+ year member]

What's an epic?

 

[mr_kebo 10+ year member]

epic 160?

 

[Trepkos 10+ year member]

How about changing your grounds?

 

[dumpin907 10+ year member]

maybe its you HU's rca's

 

[BEAVER.989 10+ year member]

Use a common ground for all of your audio equipment.