GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2007
🢒
TopKick C-Series (Conventional) C4/C5
🢒 HPZ with Automatic Transmission
HPZ with Automatic Transmission
HPZ with Automatic Transmission
Master Electrical Component List
Two Speed Rear Axle Shift System Description and Operation (Electric Operated)
Control Module References
HPZ with Manual Transmission
ENGINE and PCM-1 Fuses/Circuit Breakers
Ignition Switch - RUN and ACC/RUN Busses
ENG-1 and ENG-4 Fuses - L18/LLY
Ground
G101 - 1 of 2
G200, G202, and G203 - 1 of 4