GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2004
🢒
TopKick C-Series (Conventional) C4/C5
🢒 L18/LB7/LG4/LLY
L18/LB7/LG4/LLY
L18/LB7/LG4/LLY
Master Electrical Component List
Cruise Control Description and Operation (6.6L and 7.8L)
Ignition Switch - RUN and ACC/RUN Bus Bars
AXLE/4WD, BRAKE, CHASSIS, and HTR/AC Fuses/Circuit Breakers
ENG 1 and ENG 4 Fuses (L18/LB7)
