Body Control System Schematics. GMC Truck Sonoma Pickup - 4WD 2002

GM Service Manual Online

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2002 🢒 Sonoma Pickup - 4WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Body Control System Schematics

Figure 1:	Power and Ground Master Electrical Component List Body Control System Description and Operation Controlled/Monitored Subsystem References B+ Bus Bar STUD 2, ABS, TBC and RR W/W Fuses RAP Relay and Ignition Switch SP201 (2.2L) G200, G201 and G207 (Pickup and Crew Cab) ILLUM and PARK LP Fuses Ign RUN and START Bus Bar Ign ACC, RUN and RAP Bus Bar ILLUM and PARK LP Fuses TURN, SIR and GAUGES Fuses HVAC and CRUISE Fuses HVAC and CRUISE Fuses
Figure 2:	Controlled/Monitored Subsystem References Master Electrical Component List Body Control System Description and Operation Interior Lights References Power and Ground Brake Switch Input (4.3L) and Tow/Haul Switch Input Gages Output Horns Schematics Power, Ground and Passlock™ Sensor Seat Belt Schematics Brake Warning System Schematics Seat Belt Switch, Ignition Key Alarm Switch, Door Jamb Switch and Headlamp Switch Keyless Entry Schematics BCM Inputs and Outputs Door Handle Switch Inputs
Figure 3:	Interior Lights References Master Electrical Component List Body Control System Description and Operation Exterior Light References Controlled/Monitored Subsystem References LED Dimming Signal Headlamp Switch, Ambient Light Sensor and BCM CTSY LP Fuse and Courtesy Lamp Relay Inadvertent Power Relay Rear Door Jamb and Liftglass Ajar Jamb Switches Seat Belt Schematics Front Door Jamb and Door Handle Switches
Figure 4:	Exterior Lights References Master Electrical Component List Body Control System Description and Operation Interior Lights References Front Flash-To-Pass Switch, DRL Relay (ZR2) and BCM Headlamp Switch, Ambient Light Sensor and BCM Fuse Block - Underhood Rear (Export) Headlamp Switch, Ambient Light Sensor and BCM Instrument Cluster Turn Signal Indicators