GM Service Manual Online
For 1990-2009 cars
Makes
🢒
Chevrolet
🢒
2004
🢒
C-Series Medium Duty Truck C6/7/8 - Mexico
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Engine
🢒
Engine Electrical
🢒 Starting and Charging Schematics
Starting and Charging Schematics L18 Starting and Charging Circuits
Figure
1:
Starting Circuit
Master Electrical Component List
Starting System Description and Operation
L18 Starting and Charging Circuits (Charging Circuit)
Interior/Exterior Lights/Headlamp, Aux Wrg IGN SW 1 Fuses
Battery, Hyd Pump Fuse, Hyd Brake, Circuit Breaker, Hydraulic Brake Fuse (1 of 2)
Battery, Hyd Pump Fuse, Hyd Brake, Circuit Breaker, Hydraulic Brake Fuse (1 of 2)
CHAS, Axle, Circuit Breakers
CHAS, Axle, Circuit Breakers
Figure
2:
Charging Circuits
Master Electrical Component List
Charging System Description and Operation
L18 Starting and Charging Circuits (Starting Circuit)
Park Brake, Trans/Trlr, Trlr, PWDWDO/LKS, ABS Fuses
Stop/Hazard Turn, IGN 3 Fuses
Battery, Hyd Pump Fuse, Hyd Brake, Circuit Breaker, Hydraulic Brake Fuse (1 of 2)
IGN SW Circuit Breakers (2 of 4)
Generator Charge, Fuel Gage, Tachometer
Starting and Charging Schematics LG5 Starting and Charging Circuits
Figure
1:
Starting Circuit, Page 1 of 2
Master Electrical Component List
Starting System Description and Operation
LG5 Starting and Charging Circuits (Starting Circuit, Page 2 of 2)
Interior/Exterior Lights/Headlamp, Aux Wrg IGN SW 1 Fuses
TCM Interface Module Relays Indicator
LG5 Starting and Charging Circuits (Starting Circuit, Page 2 of 2)
Figure
2:
Starting Circuit, Page 2 of 2
Master Electrical Component List
Starting System Description and Operation
LG5 Starting and Charging Circuits (Charging Circuit)
LG5 Starting and Charging Circuits (Starting Circuit, Page 1 of 2)
LG5 Starting and Charging Circuits (Starting Circuit, Page 1 of 2)
S110, S112
CHAS, Axle, Circuit Breakers
Battery, Hyd Pump Fuse, Hyd Brake, Circuit Breaker, Hydraulic Brake Fuse (1 of 2)
Battery, Hyd Pump Fuse, Hyd Brake, Circuit Breaker, Hydraulic Brake Fuse (1 of 2)
Figure
3:
Charging Circuit
Master Electrical Component List
Charging System Description and Operation
LG5 Starting and Charging Circuits (Starting Circuit, Page 2 of 2)
Stop/Hazard Turn, IGN 3 Fuses
Battery, Hyd Pump Fuse, Hyd Brake, Circuit Breaker, Hydraulic Brake Fuse (1 of 2)
IGN SW Circuit Breakers (2 of 4)
Engine Electrical Schematic Icons