Power Distribution Schematics. GMC Truck TopKick C-Series (Conventional) C4/C5 2008

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2008 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Power Distribution Schematics

Figure 1:	Batteries - L18 Master Electrical Component List Control Module References Batteries - LMM Batteries - LF6/LF8 and B+ Bus
Figure 2:	Batteries - LMM Master Electrical Component List Control Module References Batteries - LF6/LF8 and B+ Bus Batteries - L18 Batteries - LF6/LF8 and B+ Bus
Figure 3:	Batteries - LF6/LF8 and B+ Bus Master Electrical Component List Control Module References Ignition Switch - OFF/RUN/START, RUN/START, and START Busses Batteries - LMM Batteries - L18 Batteries - LMM
Figure 4:	Ignition Switch - OFF/RUN/START, RUN/START, and START Busses Master Electrical Component List Control Module References Ignition Switch - RUN and ACC/RUN Busses Batteries - LF6/LF8 and B+ Bus Batteries - LF6/LF8 and B+ Bus
Figure 5:	Ignition Switch - RUN and ACC/RUN Busses Master Electrical Component List Control Module References STRTR Fuse/Circuit Breaker Ignition Switch - OFF/RUN/START, RUN/START, and START Busses Batteries - LF6/LF8 and B+ Bus
Figure 6:	STRTR Fuse/Circuit Breaker Master Electrical Component List Control Module References TRANS Fuse/Circuit Breaker Ignition Switch - RUN and ACC/RUN Busses Ignition Switch - OFF/RUN/START, RUN/START, and START Busses
Figure 7:	TRANS Fuse/Circuit Breaker Master Electrical Component List Control Module References TRN/BCK/UP Fuse/Circuit Breaker STRTR Fuse/Circuit Breaker Ignition Switch - OFF/RUN/START, RUN/START, and START Busses
Figure 8:	TRN/BCK/UP Fuse/Circuit Breaker Master Electrical Component List Control Module References AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers TRANS Fuse/Circuit Breaker Ignition Switch - OFF/RUN/START, RUN/START, and START Busses BAT/HAZ, HAZRD, PWR/ACCY, STOP, and TRLR Fuses/Circuit Breakers AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers
Figure 9:	AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers Master Electrical Component List Control Module References ENGINE and PCM-1 Fuses/Circuit Breakers TRN/BCK/UP Fuse/Circuit Breaker TRN/BCK/UP Fuse/Circuit Breaker TRN/BCK/UP Fuse/Circuit Breaker Ignition Switch - OFF/RUN/START, RUN/START, and START Busses
Figure 10:	ENGINE and PCM-1 Fuses/Circuit Breakers Master Electrical Component List Control Module References ENG-2, ENG-3, and O2S Fuses - L18 AIRBAG, GAGES, LT REAR TURN/STOP, and RT REAR TURN/STOP Fuses/Circuit Breakers Batteries - LF6/LF8 and B+ Bus Ignition Switch - OFF/RUN/START, RUN/START, and START Busses ENG-1 and ENG-4 Fuses - LF6/LF8 ENG-1 and ENG-4 Fuses - L18/LMM ENG-2, ENG-3, and O2S Fuses - L18 ENG-2, and ENG-3 Fuses - LF8 ENG-2, and ENG-3 Fuses - LF6/LMM
Figure 11:	ENG-2, ENG-3, and O2S Fuses - L18 Master Electrical Component List Control Module References ENG-2, and ENG-3 Fuses - LF8 ENGINE and PCM-1 Fuses/Circuit Breakers ENGINE and PCM-1 Fuses/Circuit Breakers
Figure 12:	ENG-2 and ENG-3 Fuses - LF8 Master Electrical Component List Control Module References ENG-2, and ENG-3 Fuses - LF6/LMM ENG-2, ENG-3, and O2S Fuses - L18 ENGINE and PCM-1 Fuses/Circuit Breakers
Figure 13:	ENG-2 and ENG-3 Fuses - LF6/LMM Master Electrical Component List Control Module References ENG-1 and ENG-4 Fuses - LF6/LF8 ENG-2, and ENG-3 Fuses - LF8 ENGINE and PCM-1 Fuses/Circuit Breakers
Figure 14:	ENG-1 and ENG-4 Fuses - LF6/LF8 Master Electrical Component List Control Module References ENG-1 and ENG-4 Fuses - L18/LMM ENG-2, and ENG-3 Fuses - LF6/LMM ENGINE and PCM-1 Fuses/Circuit Breakers
Figure 15:	ENG-1 and ENG-4 Fuses - L18/LMM Master Electrical Component List Control Module References AXL/4WD, BRK, HYD/AIR BRK, and HTR/AC Fuses/Circuit Breakers ENG-1 and ENG-4 Fuses - LF6/LF8 ENGINE and PCM-1 Fuses/Circuit Breakers
Figure 16:	AXL/4WD, BRK, HYD/AIR BRK, and HTR/AC Fuses/Circuit Breakers Master Electrical Component List Control Module References AUX WIRE and IGN 4 - Fuses/Circuit Breakers ENG-1 and ENG-4 Fuses - L18/LMM Ignition Switch - RUN and ACC/RUN Busses
Figure 17:	AUX WIRE and IGN-4 - Fuses/Circuit Breakers Master Electrical Component List Control Module References IGN-4, ELEC BRK/BRKLP, HDLP, MKR LTS, PWR WNDW, DRL, and RADIO Fuses/Circuit Breakers AXL/4WD, BRK, HYD/AIR BRK, and HTR/AC Fuses/Circuit Breakers Ignition Switch - RUN and ACC/RUN Busses Ignition Switch - RUN and ACC/RUN Busses Batteries - LF6/LF8 and B+ Bus
Figure 18:	IGN-4 , ELEC BRK/BRKLP, HDLP, MKR LTS, PWR WNDW, DRL, and RADIO Fuses/Circuit Breakers Master Electrical Component List Control Module References LIGHTING, CTSY LAMPS, PRK LAMPS, HVAC, ILLUM, LT PARK, and RT PARK Fuses/Circuits Breakers - 1 of 2 AUX WIRE and IGN 4 - Fuses/Circuit Breakers Batteries - LF6/LF8 and B+ Bus LIGHTING, CTSY LAMPS, PRK LAMPS, HVAC, ILLUM, LT PARK, and RT PARK Fuses/Circuits Breakers - 1 of 2
Figure 19:	LIGHTING, CTSY LAMPS, PRK LAMPS, HVAC, ILLUM, LT PARK, and RT PARK Fuses/Circuit Breakers - 1 of 2 Master Electrical Component List Control Module References CTSY and LT PARK Fuses/Circuits Breakers - 2 of 2 IGN-4, ELEC BRK/BRKLP, HDLP, MKR LTS, PWR WNDW, DRL, and RADIO Fuses/Circuit Breakers IGN-4, ELEC BRK/BRKLP, HDLP, MKR LTS, PWR WNDW, DRL, and RADIO Fuses/Circuit Breakers CTSY and LT PARK Fuses/Circuits Breakers - 2 of 2
Figure 20:	CTSY LAMPS and LT PARK Fuses/Circuit Breakers - 2 of 2 Master Electrical Component List Control Module References BAT/HAZ, HAZRD, PWR/ACCY, STOP, and TRLR Fuses/Circuit Breakers LIGHTING, CTSY LAMPS, PRK LAMPS, HVAC, ILLUM, LT PARK, and RT PARK Fuses/Circuits Breakers - 1 of 2 LIGHTING, CTSY LAMPS, PRK LAMPS, HVAC, ILLUM, LT PARK, and RT PARK Fuses/Circuits Breakers - 1 of 2 LIGHTING, CTSY LAMPS, PRK LAMPS, HVAC, ILLUM, LT PARK, and RT PARK Fuses/Circuits Breakers - 1 of 2
Figure 21:	BAT/HAZ, HAZRD, PWR/ACCY, STOP, and TRLR Fuses/Circuit Breakers Master Electrical Component List Control Module References BRK Fuses/Circuit Breaker CTSY and LT PARK Fuses/Circuits Breakers - 2 of 2 Batteries - LF6/LF8 and B+ Bus RDO/CHIME, CHMSL, and PWR POST Fuses/Circuit Breakers BRK Fuses/Circuit Breaker TRN/BCK/UP Fuse/Circuit Breaker
Figure 22:	BRK Fuse/Circuit Breaker Master Electrical Component List Control Module References ABS-1, ABS-2, ABS-3, E/A PUMP and HORN Fuses/Circuit Breakers BAT/HAZ, HAZRD, PWR/ACCY, STOP, and TRLR Fuses/Circuit Breakers BAT/HAZ, HAZRD, PWR/ACCY, STOP, and TRLR Fuses/Circuit Breakers
Figure 23:	ABS-1, ABS-2, ABS-3, E/A PUMP, and HORN Fuses/Circuit Breakers Master Electrical Component List Control Module References A/C COMP, HTD FUEL, PCM-B and RR DEFOG Fuses BRK Fuses/Circuit Breaker Batteries - LF6/LF8 and B+ Bus
Figure 24:	A/C COMP, HTD FUEL, PCM-B, and RR DEFOG Fuses Master Electrical Component List Control Module References FUEL Fuse/Circuit Breaker - L18/LMM, PCV Circuit Breaker - LF8, and ECM-B Circuit Breaker - LF6 ABS-1, ABS-2, ABS-3, E/A PUMP and HORN Fuses/Circuit Breakers Batteries - LF6/LF8 and B+ Bus Batteries - LF6/LF8 and B+ Bus
Figure 25:	FUEL Fuse/Circuit Breaker - L18/LMM, PCV Circuit Breaker - LF8, and ECM-B Circuit Breaker - LF6 Master Electrical Component List Control Module References RDO/CHIME, CHMSL, and PWR POST Fuses/Circuit Breakers A/C COMP, HTD FUEL, PCM-B and RR DEFOG Fuses Batteries - LF6/LF8 and B+ Bus Batteries - LF6/LF8 and B+ Bus Batteries - LF6/LF8 and B+ Bus
Figure 26:	RDO/CHIME, CHMSL, and PWR POST Fuses/Circuit Breakers Master Electrical Component List Control Module References FUEL Fuse/Circuit Breaker - L18/LMM, PCV Circuit Breaker - LF8, and ECM-B Circuit Breaker - LF6 BAT/HAZ, HAZRD, PWR/ACCY, STOP, and TRLR Fuses/Circuit Breakers