Power and Grounding Component Views. GMC Truck Savana 2003

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2003 🢒 Savana 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Power and Grounding Component Views

Figure 1:

Battery - G106


(1)	Battery Cable (+)
(2)	Battery
(3)	G106
(4)	Battery Cable (-)

Figure 2:

Fuse Block - Underhood


(1)	Fuse Block Underhood - C7
(2)	Fuse Block Underhood - C5
(3)	Fuse Block Underhood - C6
(4)	Fuse Block - Underhood
(5)	Fuse Block Underhood - C4
(6)	Fuse Block Underhood - C1
(7)	Fuse Block Underhood - C2
(8)	Fuse Block Underhood - C10
(9)	Fuse Block Underhood - C3
(10)	Fuse Block Underhood - C8 (UY7)
(11)	Fuse Block Underhood - C9

Figure 3:

Fuse Block - Body


(1)	Fuse Block Body - Cover
(2)	Fuse Block Body - C4 (YF7)
(3)	Fuse Block Body - C3
(4)	Fuse Block Body - C1
(5)	Inflatable Restraint Sensing and Diagnostic Module (SDM)
(6)	Fuse Block Body - C2
(7)	Fuse Block Body - C5 (YF7)

Figure 4:

Forward Lamps Harness Routing


(1)	Marker Lamp Connector - LF
(2)	G100
(3)	Headlamp - Low Beam Connector - Left (Composite)
(4)	Headlamp - High Beam Connector - Left (Composite)
(5)	S110
(6)	S118
(7)	Park/Turn Signal Lamp Connector - RF
(8)	Marker Lamp Connector - RF
(9)	G101
(10)	Headlamp - Low Beam Connector - Right (Composite)
(11)	Headlamp - High Beam Connector - Right (Composite)
(12)	Park/Turn Signal Lamp Connector - LF
(13)	Fuse Block Underhood - C4

Figure 5:

G104 and G105


(1)	G104
(2)	G105

Figure 6:

Engine Harness - Back of the Engine (4.3L)


(1)	G102
(2)	Camshaft Position (CMP) Sensor Connector
(3)	G103
(4)	Engine Oil Pressure (EOP) Sensor Connector
(5)	Knock Sensor (KS) Connector
(6)	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector

Figure 7:

Engine Harness - Back of the Engine (4.8L/5.3L/6.0L)


(1)	G103
(2)	Engine Oil Pressure (EOP) Sensor Connector
(3)	G102
(4)	Camshaft Position (CMP) Sensor Connector

Figure 8:

Chassis Harness Routing (Passenger/Cargo)


(1)	Fuse Block Underhood - C3
(2)	Fuse Block Underhood - C7
(3)	Fuse Block Underhood - C8 (UY7)
(4)	Wheel Speed Sensor (WSS) Connector - RF
(5)	Brake Pressure Differential Switch Connector (Light Duty)
(6)	Evaporative Emission (EVAP) Canister Vent Solenoid Connector
(7)	S301
(8)	Electronic Brake Control Module (EBCM) - C2
(9)	Electronic Brake Control Module (EBCM) - C1
(10)	Trailer Right Stop/Turn Relay (UY7)
(11)	Trailer Left Stop/Turn Relay (UY7)
(12)	G300
(13)	Wheel Speed Sensor (WSS) Connector - LF
(14)	C101

Figure 9:

Outer Center Frame (Cutaway)


(1)	G300
(2)	Evaporative Emission (EVAP) Canister Vent Solenoid Connector (Gas)
(3)	Electronic Brake Control Module (EBCM) - C1
(4)	Electronic Brake Control Module (EBCM) - C2

Figure 10:

I/P Harness Routing - Lower Left Side of the Passenger Compartment


(1)	Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector
(2)	C318
(3)	G301
(4)	G302
(5)	G303
(6)	SP200
(7)	C222 (YF7)
(8)	Seat Belt Pretentioner Connector - LF (Light Duty)
(9)	C300 (Light Duty)
(10)	Fuse Block Body - C5 (YF7)
(11)	Fuse Block Body - C3

Figure 11:

Upper Steering Column


(1)	Passlock Sensor
(2)	Ignition Key Alarm Switch
(3)	Ignition Lock Cylinder Control Actuator
(4)	Ignition Switch
(5)	Ignition Key Cylinder
(6)	Horn Switch
(7)	Inflatable Restraint Steering Wheel Module
(8)	Turn Signal/Multifunction Switch
(9)	Hazard Warning Switch

Figure 12:

I/P Harness Routing - Center of the I/P


(1)	HVAC Control Assembly Connectors
(2)	S246 (DE7)
(3)	S245 (DE7)
(4)	Instrument Panel Cluster (IPC) Connector
(5)	Remote Control Door Lock Receiver (RCDLR) Connector (AU0)
(6)	S248
(7)	C200
(8)	Vehicle Communication Interface Module (VCIM) - C1, C2, C5, C6 (UE1)
(9)	Turn Signal/Hazard Flasher Module Connector
(10)	Cigar Lighter Connector
(11)	Tow/Haul Switch Connector
(12)	Antenna Connector
(13)	Radio - C1, C2

Figure 13:

I/P Harness Routing - Right Side of the I/P


(1)	Auxiliary Power Outlet Connector
(2)	Inflatable Restraint I/P Module Connector
(3)	S249
(4)	S250
(5)	Body Control Module (BCM) - C1, C2, C3, C4, C5
(6)	Air Temperature Actuator Connector

Figure 14:

I/P Harness Routing - Right Side of the Passenger Compartment


(1)	C201 (UE1)
(2)	C225 (DF5/UE1)
(3)	C312
(4)	G304
(5)	C202 (UE1)

Figure 15:

Body Harness Routing - Left B-Pillar (Passenger/Cargo)


(1)	Body Harness Cover
(2)	S311 (w/o YF7)
(3)	S310 (w/o YF7)
(4)	S308 (w/o YF7)
(5)	C304 (w/o YF7)
(6)	C203 (YF7/DH6)
(7)	C303 (YF7/C69 w/Rear Auxiliary Controls)
(8)	Door Contact Plate Connector - Left (E26/AU3)
(9)	C407 (ENC)
(10)	C409 (ENC)
(11)	Fuse Block Body - C2
(12)	S310 (YF7)
(13)	S308 (YF7)
(14)	S311 (YF7)
(15)	Body Harness
(16)	Body Harness
(17)	Lower B-Pillar
(18)	Door Ajar Switch Connector - LR (E26)
(19)	SP347
(20)	G347

Figure 16:

Body Harness Routing - Rear of the Passenger Compartment (Passenger/Cargo)


(1)	G401
(2)	S451
(3)	C415
(4)	C419
(5)	S450
(6)	S401
(7)	S404
(8)	G402
(9)	Tail Lamp Assembly Connector - Left
(10)	C411
(11)	C407 - 135 Wheel Base (C36/C69)
(12)	C409 - 135 Wheel Base (C36/C69)
(13)	C400
(14)	C412
(15)	Tail Lamp Assembly Connector - Right
(16)	S403 (w/o YF7)

Figure 17:

Pro Harness and Components (PRP)


(1)	Dome Fluorescent Work Lamp - LR (UF2)
(2)	Dome Fluorescent Work Lamp - LF (UF2)
(3)	S350 (UF2)
(4)	S348 (UF2)
(5)	Dome Fluorescent Work Lamp - 2 (UF2)
(6)	Dome Fluorescent Work Lamp - 1 (UF2)
(7)	Dome Fluorescent Work Lamp - RH (UF2)
(8)	Access Panel Actuator - Right Side Front
(9)	Access Panel Actuator - Right Side Rear
(10)	S409
(11)	C204
(12)	Body Control Module (BCM)
(13)	S205
(14)	C206
(15)	C205
(16)	I/P Harness
(17)	Fuse Block - Body
(18)	S302 (UF2)
(19)	S303
(20)	Fuse Block - Rear
(21)	S309
(22)	S300
(23)	S408
(24)	G403
(25)	Access Panel Actuator - Left Rear Side Rear
(26)	Access Panel Actuator - Left Rear Side Front
(27)	Access Panel Actuator - Left Front Side Rear
(28)	Access Panel Actuator - Left Front Side Front

Figure 18:

Rear Frame


(1)	C405 (Cutaway)
(2)	S402
(3)	G400