help

[midnightsliding]

well im have troubles with something, please help i possible.. well i have replaced the altnator and the battery.. still it will run find for about a day and then the lights will start to get dim and my elctronics start messing up, when i hit my break the radio turns off and when i turn on the heat or air, the tack jumps to 8rpm and lights flicker iin the car ...and after all this the car would not rev or 2000rpms.. anyone had this happen to them i have a KA24de.. andi have swaped the motor in it. but i ran fine for about 3 months and it just started to do this...i have serched and found that i should check my fuses and grounds..well dose anyone know where i cloud find a ground chart that tells me where all the stock grounds go.thanksOh yeah i tried tis one test with the test light... i hooked the test light up to the negitave cable and touched the negative battery post and the light came on, but the key was turned on.. and with the key turned off the light did not come one.. what dose this mean... do i have a dran on somethingthanks agine