GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Regal 🢒 Body and Accessories 🢒 Body Control System 🢒 Body Control System Schematics

Cell 51: ABS/BCM, Door Locks, Inadv Pwr Bus, IGN 0, Crank Sig, and PCM-BCM Fuses
Object Number: 330838 Size: FS
Body Control System Circuit Description
Cell 51: BCM Door Lock Switches and Door Locks
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Power Distribution Schematics
Power Distribution Schematics
Fuse Block Schematics
Ground Distribution Schematics
Power Distribution Schematics
Fuse Block Schematics
Power Distribution Schematics
Handling ESD Sensitive Parts Notice
Fuse Block Schematics

Cell 51: BCM Door Lock Switches and Door Locks
Object Number: 330846 Size: FS
Body Control System Circuit Description
Cell 51: RCDLR, Door Lock Relay
Cell 51: ABS/BCM, Door Locks, Inadv Pwr Bus, IGN 0, Crank Sig, and PCM-BCM Fuses
Ground Distribution Schematics

Cell 51: RCDLR, Door Lock Relay
Object Number: 330850 Size: FS
Body Control System Circuit Description
Cell 51: Courtesy and Underhood Lamps, IP Compartment Lamp Switch
Cell 51: BCM Door Lock Switches and Door Locks
Ground Distribution Schematics
Handling ESD Sensitive Parts Notice

Cell 51: Courtesy and Underhood Lamps, IP Compartment Lamp Switch
Object Number: 330853 Size: FS
Body Control System Circuit Description
Cell 51: Left Sunshade Mirror Lamp, Inside Rearview Mirrors (Day/Night-Lighted)
Cell 51: RCDLR, Door Lock Relay
Cell 51: Left Sunshade Mirror Lamp, Inside Rearview Mirrors (Day/Night-Lighted)

Cell 51: Left Sunshade Mirror Lamp, Inside Rearview Mirrors (Day/Night-Lighted)
Object Number: 330857 Size: FS
Cell 51: Courtesy and Underhood Lamps, IP Compartment Lamp Switch
Body Control System Circuit Description
Cell 51: Courtesy and Underhood Lamps, IP Compartment Lamp Switch
Ground Distribution Schematics
Interior Lights Schematics
Interior Lights Schematics