I show 1991 C car, 3.8sfi, auto trans, superceded. New chip prevents a/c clutch operation during startup, to reduce compressor failure if refrigerant is low. Shannen TK wrote: > > Can someone look up AXDH0179 BCC? I think it's an NA 92 3800 Buick. My list > doesn't do that high. > > Terry >