GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 Sonoma Pickup - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E 🢒 Body Control System Component Views
Figure 1:

Front Passenger Door Shown, Driver Similar
Object Number: 416725 Size: LF
(1)Door Lock Cylinder Switch Connector - Front Passenger
(2)Door Handle Switch Connector - Right
(3)Door Lock Actuator Connector - Front Passenger
(4)Door Lock Actuator - Front Passenger
(5)Window Motor and Connector - Front Passenger
(6)Splice S502-LH
(7)Splice S601-RH, S501-LH
(8)Speaker Connector - RF Door
(9)C601-RH, C500-LH
(10)C501-LH
(11)P600-RH, P500-LH
(12)Outside Rearview Mirror Connector - Passenger
Figure 2:

Instrument Panel, LH
Object Number: 357144 Size: LF
(1)Headlamp Switch Connector
(2)Fog Lamp Switch Connector
(3)Headlamp Switch
(4)Door Jamb Switch - Driver
(5)Fuse Block - I/P Side of the Body Relay Block Harness
(6)S204
(7)C217
(8)Courtesy Lamp - Left Console
(9)Relay Block - Body
(10)S223
(11)Speaker - LF
Figure 3:

Instrument Panel Details, RH
Object Number: 357162 Size: MF
(1)Heater Controls
(2)C200
(3)C203
(4)Instrument Panel (IP)
(5)Body Control Module (BCM)
(6)Body Control Module (BCM), Connector C1
(7)Body Control Module (BCM), Connector C2
(8)Body Control Module (BCM), Connector C3
Figure 4:

Rear Door Wiring Harness, RH Shown, LH Opposite - Door Jamb Switch
Object Number: 357306 Size: LF
(1)Door Jamb Switch - RR, LR Opposite
(2)Door
Figure 5:

Relay Block - Body Relays, Except Envoy
Object Number: 668212 Size: LF
(1)Park Lamp Relay
(2)Courtesy Lamp Relay
(3)Retained Accessory Power (RAP) Relay
(4)Power Seats Circuit Breaker
(5)Power Windows Circuit Breaker
(6)Inadvertent Power Relay
(7)Door Lock Relay
(8)Headlamp Ground Relay
(9)Door Unlock Relay - Driver
(10)Door Unlock Relay
Figure 6:

Relay Block - Body, Envoy Only
Object Number: 668222 Size: LF
(1)Park Lamp Relay
(2)Courtesy Lamp Relay
(3)Retained Accessory Power (RAP) Relay
(4)Power Seats Circuit Breaker
(5)Power Windows Circuit Breaker
(6)Inadvertent Power Relay
(7)Door Lock Relay
(8)Headlamp High Beam Relay
(9)Door Unlock Relay - Driver
(10)Door Unlock Relay
Figure 7:

Fuse Block - I/P - Label
Object Number: 547722 Size: MF
Figure 8:

Fuse Block Label - Underhood


Object Number: 389615 Size: MF
Figure 9:

Fuse Block Label - Underhood, Envoy Only
Object Number: 389616 Size: MF
Figure 10:

HORN Relay
Object Number: 400506 Size: LF
Figure 11:

FOG LP Relay
Object Number: 400501 Size: LF
Figure 12:

HDLP PWR Relay
Object Number: 400503 Size: LF
Figure 13:

LIFT GLASS Relay
Object Number: 400507 Size: LF
Figure 14:

DRL Relay (Except Envoy)
Object Number: 667999 Size: LF
Figure 15:

DRL Relay, Envoy Only
Object Number: 668048 Size: LF
Figure 16:

LOW BEAM Relay, Envoy Only
Object Number: 668023 Size: LF