STARTING/CHARGING – GMC Cab & Chassis K3500 1994 – SYSTEM WIRING DIAGRAMS

STARTING/CHARGING

4.3L

4.3L (VIN Z), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 4.3L (VIN Z), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (12 ga. rust)
• (closes with low or high voltage; gen fault)
• (not
• (not used)
• (right front of engine)
• (right inner fender, near battery)
• (top left front of engine)
• Bat
• Battery junction block (right rear of engine compartment, at cowl)
• C109
• C203
• Charge indicator (red)
• Field (rotor)
• Fuse block
• Fusible link
• G101
• G110
• G119
• Gauges fuse 20a
• Generator (top left front of of engine)
• Hot in run, bulb test or start
• Indicators
• Instrument cluster
• Left battery
• Rectifier bridge
• Regulator solid-state
• Right battery
• Starter solenoid (lower right rear of engine, on starter motor)
• Stator
• Sw bat
• Turn on input
• Used)
• Volt sense input
• W/diesel engine
• W/gasoline engine

4.3L (VIN Z), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 4.3L (VIN Z), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (behind left side of instrument panel)
• (lower right side of engine)
• (lower right side of engine, on starter motor)
• (right front of engine)
• (right inner fender,near battery)
• (top left front of engine)
• (with diesel engine)
• Accy
• Battery junction block (right rear of
• Bulb test
• C255
• C256
• Clutch pedal is depressed) (at top of
• Clutch pedal)
• Clutch start switch (normally,open closes when
• Crank fuse
• Engine compartment, at cowl)
• Fuse block
• Fuse block (lower left side of instrument panel)
• Fusible link (12 ga. rust)
• G101
• G110
• G119
• Hold-in winding
• Ignition switch
• Left battery
• Lock
• Off
• Pull-in winding
• Pwr acc circuit breaker 30a
• Red
• Right battery
• Run
• Solenoid contacts
• Start
• Starter motor
• Starter solenoid
• Stop- hz fuse 15a
• W/auto trans
• W/man trans

5.0L

5.0L (VIN H), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 5.0L (VIN H), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (12 ga. rust)
• (closes with low or high voltage; gen fault)
• (not
• (not used)
• (right front of engine)
• (right inner fender, near battery)
• (top left front of engine)
• Bat
• Battery junction block (right rear of engine compartment, at cowl)
• C109
• C203
• Charge indicator (red)
• Field (rotor)
• Fuse block
• Fusible link
• G101
• G110
• G119
• Gauges fuse 20a
• Generator (top left front of of engine)
• Hot in run, bulb test or start
• Indicators
• Instrument cluster
• Left battery
• Rectifier bridge
• Regulator solid-state
• Right battery
• Starter solenoid (lower right rear of engine, on starter motor)
• Stator
• Sw bat
• Turn on input
• Used)
• Volt sense input
• W/diesel engine
• W/gasoline engine

5.0L (VIN H), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 5.0L (VIN H), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (behind left side of instrument panel)
• (lower right side of engine)
• (lower right side of engine, on starter motor)
• (right front of engine)
• (right inner fender,near battery)
• (top left front of engine)
• (with diesel engine)
• Accy
• Battery junction block (right rear of
• Bulb test
• C255
• C256
• Clutch pedal is depressed) (at top of
• Clutch pedal)
• Clutch start switch (normally,open closes when
• Crank fuse
• Engine compartment, at cowl)
• Fuse block
• Fuse block (lower left side of instrument panel)
• Fusible link (12 ga. rust)
• G101
• G110
• G119
• Hold-in winding
• Ignition switch
• Left battery
• Lock
• Off
• Pull-in winding
• Pwr acc circuit breaker 30a
• Red
• Right battery
• Run
• Solenoid contacts
• Start
• Starter motor
• Starter solenoid
• Stop- hz fuse 15a
• W/auto trans
• W/man trans

5.7L

5.7L (VIN K), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 5.7L (VIN K), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (12 ga. rust)
• (closes with low or high voltage; gen fault)
• (not
• (not used)
• (right front of engine)
• (right inner fender, near battery)
• (top left front of engine)
• Bat
• Battery junction block (right rear of engine compartment, at cowl)
• C109
• C203
• Charge indicator (red)
• Field (rotor)
• Fuse block
• Fusible link
• G101
• G110
• G119
• Gauges fuse 20a
• Generator (top left front of of engine)
• Hot in run, bulb test or start
• Indicators
• Instrument cluster
• Left battery
• Rectifier bridge
• Regulator solid-state
• Right battery
• Starter solenoid (lower right rear of engine, on starter motor)
• Stator
• Sw bat
• Turn on input
• Used)
• Volt sense input
• W/diesel engine
• W/gasoline engine

5.7L (VIN K), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 5.7L (VIN K), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (behind left side of instrument panel)
• (lower right side of engine)
• (lower right side of engine, on starter motor)
• (right front of engine)
• (right inner fender,near battery)
• (top left front of engine)
• (with diesel engine)
• Accy
• Battery junction block (right rear of
• Bulb test
• C255
• C256
• Clutch pedal is depressed) (at top of
• Clutch pedal)
• Clutch start switch (normally,open closes when
• Crank fuse
• Engine compartment, at cowl)
• Fuse block
• Fuse block (lower left side of instrument panel)
• Fusible link (12 ga. rust)
• G101
• G110
• G119
• Hold-in winding
• Ignition switch
• Left battery
• Lock
• Off
• Pull-in winding
• Pwr acc circuit breaker 30a
• Red
• Right battery
• Run
• Solenoid contacts
• Start
• Starter motor
• Starter solenoid
• Stop- hz fuse 15a
• W/auto trans
• W/man trans

6.5L

6.5L (VIN F), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 6.5L (VIN F), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (12 ga. rust)
• (closes with low or high voltage; gen fault)
• (not
• (not used)
• (right front of engine)
• (right inner fender, near battery)
• (top left front of engine)
• Bat
• Battery junction block (right rear of engine compartment, at cowl)
• C109
• C203
• Charge indicator (red)
• Field (rotor)
• Fuse block
• Fusible link
• G101
• G110
• G119
• Gauges fuse 20a
• Generator (top left front of of engine)
• Hot in run, bulb test or start
• Indicators
• Instrument cluster
• Left battery
• Rectifier bridge
• Regulator solid-state
• Right battery
• Starter solenoid (lower right rear of engine, on starter motor)
• Stator
• Sw bat
• Turn on input
• Used)
• Volt sense input
• W/diesel engine
• W/gasoline engine

6.5L (VIN F), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 6.5L (VIN F), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (behind left side of instrument panel)
• (lower right side of engine)
• (lower right side of engine, on starter motor)
• (right front of engine)
• (right inner fender,near battery)
• (top left front of engine)
• (with diesel engine)
• Accy
• Battery junction block (right rear of
• Bulb test
• C255
• C256
• Clutch pedal is depressed) (at top of
• Clutch pedal)
• Clutch start switch (normally,open closes when
• Crank fuse
• Engine compartment, at cowl)
• Fuse block
• Fuse block (lower left side of instrument panel)
• Fusible link (12 ga. rust)
• G101
• G110
• G119
• Hold-in winding
• Ignition switch
• Left battery
• Lock
• Off
• Pull-in winding
• Pwr acc circuit breaker 30a
• Red
• Right battery
• Run
• Solenoid contacts
• Start
• Starter motor
• Starter solenoid
• Stop- hz fuse 15a
• W/auto trans
• W/man trans

6.5L (VIN P), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 6.5L (VIN P), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (12 ga. rust)
• (closes with low or high voltage; gen fault)
• (not
• (not used)
• (right front of engine)
• (right inner fender, near battery)
• (top left front of engine)
• Bat
• Battery junction block (right rear of engine compartment, at cowl)
• C109
• C203
• Charge indicator (red)
• Field (rotor)
• Fuse block
• Fusible link
• G101
• G110
• G119
• Gauges fuse 20a
• Generator (top left front of of engine)
• Hot in run, bulb test or start
• Indicators
• Instrument cluster
• Left battery
• Rectifier bridge
• Regulator solid-state
• Right battery
• Starter solenoid (lower right rear of engine, on starter motor)
• Stator
• Sw bat
• Turn on input
• Used)
• Volt sense input
• W/diesel engine
• W/gasoline engine

6.5L (VIN P), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 6.5L (VIN P), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (behind left side of instrument panel)
• (lower right side of engine)
• (lower right side of engine, on starter motor)
• (right front of engine)
• (right inner fender,near battery)
• (top left front of engine)
• (with diesel engine)
• Accy
• Battery junction block (right rear of
• Bulb test
• C255
• C256
• Clutch pedal is depressed) (at top of
• Clutch pedal)
• Clutch start switch (normally,open closes when
• Crank fuse
• Engine compartment, at cowl)
• Fuse block
• Fuse block (lower left side of instrument panel)
• Fusible link (12 ga. rust)
• G101
• G110
• G119
• Hold-in winding
• Ignition switch
• Left battery
• Lock
• Off
• Pull-in winding
• Pwr acc circuit breaker 30a
• Red
• Right battery
• Run
• Solenoid contacts
• Start
• Starter motor
• Starter solenoid
• Stop- hz fuse 15a
• W/auto trans
• W/man trans

6.5L (VIN S), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 6.5L (VIN S), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (12 ga. rust)
• (closes with low or high voltage; gen fault)
• (not
• (not used)
• (right front of engine)
• (right inner fender, near battery)
• (top left front of engine)
• Bat
• Battery junction block (right rear of engine compartment, at cowl)
• C109
• C203
• Charge indicator (red)
• Field (rotor)
• Fuse block
• Fusible link
• G101
• G110
• G119
• Gauges fuse 20a
• Generator (top left front of of engine)
• Hot in run, bulb test or start
• Indicators
• Instrument cluster
• Left battery
• Rectifier bridge
• Regulator solid-state
• Right battery
• Starter solenoid (lower right rear of engine, on starter motor)
• Stator
• Sw bat
• Turn on input
• Used)
• Volt sense input
• W/diesel engine
• W/gasoline engine

6.5L (VIN S), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 6.5L (VIN S), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (behind left side of instrument panel)
• (lower right side of engine)
• (lower right side of engine, on starter motor)
• (right front of engine)
• (right inner fender,near battery)
• (top left front of engine)
• (with diesel engine)
• Accy
• Battery junction block (right rear of
• Bulb test
• C255
• C256
• Clutch pedal is depressed) (at top of
• Clutch pedal)
• Clutch start switch (normally,open closes when
• Crank fuse
• Engine compartment, at cowl)
• Fuse block
• Fuse block (lower left side of instrument panel)
• Fusible link (12 ga. rust)
• G101
• G110
• G119
• Hold-in winding
• Ignition switch
• Left battery
• Lock
• Off
• Pull-in winding
• Pwr acc circuit breaker 30a
• Red
• Right battery
• Run
• Solenoid contacts
• Start
• Starter motor
• Starter solenoid
• Stop- hz fuse 15a
• W/auto trans
• W/man trans

7.4L

7.4L (VIN N), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 7.4L (VIN N), Charging Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (12 ga. rust)
• (closes with low or high voltage; gen fault)
• (not
• (not used)
• (right front of engine)
• (right inner fender, near battery)
• (top left front of engine)
• Bat
• Battery junction block (right rear of engine compartment, at cowl)
• C109
• C203
• Charge indicator (red)
• Field (rotor)
• Fuse block
• Fusible link
• G101
• G110
• G119
• Gauges fuse 20a
• Generator (top left front of of engine)
• Hot in run, bulb test or start
• Indicators
• Instrument cluster
• Left battery
• Rectifier bridge
• Regulator solid-state
• Right battery
• Starter solenoid (lower right rear of engine, on starter motor)
• Stator
• Sw bat
• Turn on input
• Used)
• Volt sense input
• W/diesel engine
• W/gasoline engine

7.4L (VIN N), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994

List of elements for 7.4L (VIN N), Starting Wiring Diagram for GMC Cab & Chassis K3500 1994:

• (behind left side of instrument panel)
• (lower right side of engine)
• (lower right side of engine, on starter motor)
• (right front of engine)
• (right inner fender,near battery)
• (top left front of engine)
• (with diesel engine)
• Accy
• Battery junction block (right rear of
• Bulb test
• C255
• C256
• Clutch pedal is depressed) (at top of
• Clutch pedal)
• Clutch start switch (normally,open closes when
• Crank fuse
• Engine compartment, at cowl)
• Fuse block
• Fuse block (lower left side of instrument panel)
• Fusible link (12 ga. rust)
• G101
• G110
• G119
• Hold-in winding
• Ignition switch
• Left battery
• Lock
• Off
• Pull-in winding
• Pwr acc circuit breaker 30a
• Red
• Right battery
• Run
• Solenoid contacts
• Start
• Starter motor
• Starter solenoid
• Stop- hz fuse 15a
• W/auto trans
• W/man trans