Hey guys.....I have a JBL BP1200.1 amp, and a 12" RF power hx2.....i am running 2 batteries with stock alt. my starting battery is 1000 cold cranking amps, 900 cranking......the other is about 750 and 700.....when the system was first in i had no problems starting the car......now i have to hold the key forward for about 2-3 seconds before it starts up.......any ideas on how to correct it?