I'm beginning to wonder if it therefore showed up as a running change in the 1992 model year cars.

Does anyone know a member who drives a 1992 model?

Let's have them go out and take a look under their hood. There is a sticker that tells you the kind of refrigerant.

__________________
Paul S.

2001 E430, Bourdeaux Red, Oyster interior.
79,200 miles.

1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".