I have a 1987 560 SL and have never been able to set the alarm. The car has an aftermarket Kenwood stereo, and I was told by another owner that you have to modify the wiring when you use a non-Becker radio because its part of the alarm circuit. Anyone have any experience with this?

__________________
M. Sandler

1986 560SEC: 150,000 miles, runs great, but I've got to sell it (too many cars for one man)
1987 560SL: 122,000 miles, used to run poorly, now (thanks to forum), runs great!
1997 GMC Jimmy: Turned out to be a turkey.
1989 T-Bird Super Coupe: 150,000 miles, still runs great. Ford got it right.