WARNING SYSTEMS – GMC Sierra 2500 1999 – SYSTEM WIRING DIAGRAMS

WARNING SYSTEMS

Warning System Wiring Diagrams for GMC Sierra 2500 1999

List of elements for Warning System Wiring Diagrams for GMC Sierra 2500 1999:

• (3.4l)
• (all others)
• (base seat)
• (full feature seat)
• (pwr seat)
• A11
• A12
• B11
• Base
• Battery
• Body control module (on lower left side of dash, below steering column)
• C10
• C11
• Cruise fuse 10a
• Door jamb sw in
• F10
• G200 (upper left kick panel)
• G300 (under driver's seat)
• Ground
• Hdlmp rly cntrl
• Head- lamp and panel dimmer switch
• Hot at all times
• Hot in accy or run
• Hot in run
• Hot with park lights on
• Ign 1 fuse 10a
• Ignition 1
• Ignition 3
• Instrument cluster
• Int prk fuse 10a
• Key in ign
• Key-in ignition switch
• Left bussed electrical center
• Left mini wedge switch
• Left power window/ door lock switch
• Logic
• Mid bussed electrical center
• Nca
• Park lights in
• Pnk
• Powertrain control module (pcm) (left frt of eng compt)
• Seat belt ind
• Seat belt input
• Seat belt switch (on driver's seat belt buckle) (base seat)
• Serial data
• Sp203
• Sp205 (left side of dash)
• Tan
• Tbc fuse 10a
• Underhood bussed electrical center
• Uplevel