How to eliminate noise from engine?
CB radio received noise from engine, power seats, power mirrors.
I have filter installed, but it not help that much. The filter input connected directly to the battery. Groung connection is good too.
The stock radio work fine and I can not hear any noise.

2001 Trooper LS 3" lift,no more Rancho 9000RX,
no more 4L30E transmission,
ProComp 8" 130W driving lights,
Surco roof rack (modified),
110V power outlet, Viair 380C compressor,
CB/FRS/GPRS/HF/VHF/UHF Radio, 285/75/16 BFG AT/KO.