JVC KD-HDR1 CD Player "car skips little driving" Questions

...car, the CD sound of my new Nakamichi CD-500 player (fantastic sound by the way!) starts making gurling kind of noises (little like skipping/grinding), then a mechanical peeping (of something not ...

...little more common problem with the JVC car CD players. But I have repaired both of those problems in JVC CD players many times. I work at a JVC authorized service center, Most of the JVC CD players ...