Quote Originally Posted by ammad View Post
mga boss meron na kasi ako ng 12' na sub.. nid ko po ba ng capactor?? kc pag nilalakasan ko yun sound eh medyo nagbliblink na un mga warning lights sa dash ko.. ex: un handbrake sign nagbliblink po siya.. ano po sa tingin niyo ang problem?? salamat po..
Check your wiring specially your ground and power cable baka loose or undersized. Also check your car's ground wire, you might need to upgrade.

Best bet, bring it back to the shop that installed your sub and ask them to check why your dash lights blink.