Hi. I don't think anyone here can tell you anything about this. These things can be very individual, which depends on the make of the car, model, and year of manufacture. Also, finding someone who has the same parameters and has encountered the same problem is very low. The best solution is to turn to professionals who have been dealing with electronics for a long time and have good knowledge in this area. They made me a
replacing aluminum wiring. I could have done it myself, but working with old wiring doesn't tolerate mistakes. In the end, I didn't take any chances. I am satisfied with the quality of the work.