STARTING/CHARGING – GMC Savana Special G3500 2008 – SYSTEM WIRING DIAGRAMS

STARTING/CHARGING

4.8L VIN C

4.8L VIN C, Charging Wiring Diagram for GMC Savana Special G3500 2008

List of elements for 4.8L VIN C, Charging Wiring Diagram for GMC Savana Special G3500 2008:

• (on right front of engine compt) g106
• 4.3l
• Battery
• Charge ind
• Computer data lines system
• Data bus (+) x1
• Data bus (-)
• Driver information center (dic)
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 3
• G104 (on lower right front of engine)
• G105 (on right front frame rail, in engine compt)
• Generator
• Generator field duty cycle sig
• Generator turn on sig x2
• Gmlan serial data
• Hot w/ run/crank relay energized
• Ign volt
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 10a
• Logic
• Pnk
• Power distribution system
• Red
• Starting circuit
• Tan
• Underhood fuse block (on left side of engine compt)
• X1 b
• X2 b

4.8L VIN C, Starting Wiring Diagram for GMC Savana Special G3500 2008

List of elements for 4.8L VIN C, Starting Wiring Diagram for GMC Savana Special G3500 2008:

• (on lower right front of engine)
• 4.3l
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Charging circuit
• Computer data lines system
• Crnk relay 73
• Data bus (+)
• Data bus (-)
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 2
• G102 (on left rear of engine)
• G103 (on right rear of engine)
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• Gmlan serial data
• Ignition lock cylinder
• Ignition switch
• Ignition voltage
• J101
• J102
• Off
• P/n
• Park/neutral position (pnp) switch (on left side of transmission)
• Pnk
• Red
• Run acc
• Start
• Starter enable relay ctrl
• Starter motor
• Strtr sol fuse 64 40a
• Tan
• Underhood fuse block (on left side of engine compt)

6.0L VIN K

6.0L VIN K, Charging Wiring Diagram for GMC Savana Special G3500 2008

List of elements for 6.0L VIN K, Charging Wiring Diagram for GMC Savana Special G3500 2008:

• (on right front of engine compt) g106
• 4.3l
• Battery
• Charge ind
• Computer data lines system
• Data bus (+) x1
• Data bus (-)
• Driver information center (dic)
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 3
• G104 (on lower right front of engine)
• G105 (on right front frame rail, in engine compt)
• Generator
• Generator field duty cycle sig
• Generator turn on sig x2
• Gmlan serial data
• Hot w/ run/crank relay energized
• Ign volt
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 10a
• Logic
• Pnk
• Power distribution system
• Red
• Starting circuit
• Tan
• Underhood fuse block (on left side of engine compt)
• X1 b
• X2 b

6.0L VIN K, Starting Wiring Diagram for GMC Savana Special G3500 2008

List of elements for 6.0L VIN K, Starting Wiring Diagram for GMC Savana Special G3500 2008:

• (on lower right front of engine)
• 4.3l
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Charging circuit
• Computer data lines system
• Crnk relay 73
• Data bus (+)
• Data bus (-)
• Engine control module (ecm) (left side of engine compt)
• Except 4.3l
• Fusible link 2
• G102 (on left rear of engine)
• G103 (on right rear of engine)
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• Gmlan serial data
• Ignition lock cylinder
• Ignition switch
• Ignition voltage
• J101
• J102
• Off
• P/n
• Park/neutral position (pnp) switch (on left side of transmission)
• Pnk
• Red
• Run acc
• Start
• Starter enable relay ctrl
• Starter motor
• Strtr sol fuse 64 40a
• Tan
• Underhood fuse block (on left side of engine compt)

6.6L VIN 6

6.6L VIN 6, Charging Wiring Diagram for GMC Savana Special G3500 2008

List of elements for 6.6L VIN 6, Charging Wiring Diagram for GMC Savana Special G3500 2008:

• Auxiliary battery
• Auxiliary generator
• Battery
• Charge ind
• Charge ind ctrl
• Computer data lines system
• Driver information center (dic)
• Engine control module (ecm) (left side of engine compt)
• Fusible link 3
• Fusible link 5
• G104 (on lower right front of engine)
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• G305 (left center outer frame rail, near the secondary battery)
• Generator
• Generator field duty cycle sig
• Generator turn on sig
• Hot w/ run/crank relay energized
• Ign volt
• Instrument panel cluster (ipc)
• Ip clstr fuse 30 10a
• Pnk
• Power distribution system
• Red
• Ser data bus (+)
• Ser data bus (-)
• Serial data
• Starter motor
• Tan
• Underhood fuse block (on left side of engine compt)
• Underhood junction block
• Volt
• W/ dual generator & ambulance upfitter

6.6L VIN 6, Starting Wiring Diagram for GMC Savana Special G3500 2008

List of elements for 6.6L VIN 6, Starting Wiring Diagram for GMC Savana Special G3500 2008:

• (on lower right front of engine)
• Auxiliary battery
• Battery
• Body control module (bcm) (behind lower right side of dash)
• Charging circuit
• Computer data lines system
• Crnk relay 73
• Data bus (+)
• Data bus (-)
• Engine control module (ecm) (left side of engine compt)
• Fusible link 2
• G102 (left front lower side of the engine block)
• G103 (left front lower side of the engine block)
• G104
• G105 (on right front frame rail, in engine compt)
• G106 (on right front of engine compt)
• G305 (left center outer frame rail, near the secondary battery)
• Gmlan serial data
• Ignition lock cylinder
• Ignition switch
• Ignition voltage
• J101
• J102
• Off
• P/n
• Park/neutral position (pnp) switch (on left side of transmission)
• Pnk
• Red
• Run acc
• Start
• Starter enable relay ctrl
• Starter motor
• Strtr sol fuse 64 40a
• Tan
• Underhood fuse block (on left side of engine compt)
• Underhood junction block
• X2 b