AMP/Wiring HELP!

[unknown2k5]

I have 2000 nissan sentra and my amp keep goin in and out so i switch to a smaller older amp that i had it does the same but less often and when it goes out my deck speaakers go out also...can i get some suggestions

[sina518]

ground wire is probably loose. check power and make sure ground is good. it could also be that your RCA cables have gone bad

[lovinmydodge]

yeah bad ground , but also What equipment and electrical ???