Displaying Trouble Codes: Notes
WARNING: This page is about a different car, the 1990 Cadillac Fleetwood and 1990 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
Following the segment check, (See ENTERING SELF-DIAGNOSTICS ), the numerals "8.8.8." appear on the FDC for one second. The display of these 3 numerals signals the trouble code display is about to begin.