GM Service Manual Online
For 1990-2009 cars only

HPZ with Automatic Transmission

HPZ with Automatic Transmission


Object Number: 1839270  Size: FS
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