Please Help!!

[pcolasfinest 10+ year member]

ok i had a alpine 9885 installed and had wires ran to the trunk and them install and amp, i then came home and installed my subs, now it worked great for a day, now i get a thunder noise from my subs sometimes, but not all the time, what in the world could it be??? any help would be appreciated.

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[Motley 10+ year member]

Check your ground to your amp maybe? Also check your RCA's going to sub amp...

 

[pcolasfinest 10+ year member]

checked everything, everything looks good, guess i'll just have to take it back up to where i got it from and get it looked at....thanks for the help

 

[brtnboarder3241 5,000+ posts]

how long is your ground?

 

[pcolasfinest 10+ year member]

about a foot or so..