GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Regal 🢒 Body and Accessories 🢒 Horns 🢒 Horn Schematics

Object Number: 979992 Size: FS
Master Electrical Component List
Horns System Description and Operation
Fuse Block-Underhood B+ Buss
G203, Page 1 of 2
SIR Caution for Zoning
G101 and G111