GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2002
🢒
S10 Pickup - 4WD
🢒
Body and Accessories
🢒
Body Control System
🢒 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