GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 1998 🢒 DeVille 🢒 Body and Accessories 🢒 Horns 🢒 Horn Schematics
Figure 1:

Cell 40: Two Note
Object Number: 500902 Size: FS
Horn Component Views
Horns Description
Cell 10: Battery
Cell 10: Battery
Handling ESD Sensitive Parts Notice
Cell 14: G100, G105
SIR Handling Caution
Figure 2:

Cell 40: Four Note
Object Number: 500903 Size: FS
Horn Component Views
Horns Description
Cell 10: Battery
Cell 10: Battery
Handling ESD Sensitive Parts Notice
Cell 14: G100, G105
SIR Handling Caution