BCM Data Parameters:: BD41
WARNING: This page is about a different car, the 1992 Oldsmobile Toronado. However, it is still accessible from the selected car via links, so may be relevant.
PRNDD21 displayed as a 4-digit binary number as follows: P - 0110, R - 0011, N - 1010, D - 1001, D - 0000, 2 - 0101, 1 - 1100