GM Service Manual Online
For 1990-2009 cars only

Power, Ground, Serial Data, DIC, and Indicators

Power, Ground, Serial Data, DIC, and Indicators


Object Number: 1593330  Size: FS
Master Electrical Component List
Engine Control Module Description
Control Module References
Engine Data Sensors - 5-Volt Reference Bus
Engine Controls Schematic Icons
Underhood Fuse Block - COOLING FAN Fuses/Relays, MAIN Relay, ECM and TOS Fuses
Class 2 Serial Data Bus (LHD) - 2 of 2
G130, G131, G132, and G133 (LP1/LY7)
Underhood Fuse Block - DIM/ALDL, VOLT CHECK, FLASHER, CCP, ECM/TCM, and ABS Fuses
Class 2 Serial Data Bus (LHD) - 1 of 2
Underhood Fuse Block - DIM/ALDL, VOLT CHECK, FLASHER, CCP, ECM/TCM, and ABS Fuses
Power, Ground, and GMLAN Bus
Engine Controls Schematic Icons
Underhood Fuse Block B+ Bus - 2 of 2
Underhood Fuse Block B+ Bus - 2 of 2
Underhood Fuse Block B+ Bus - 2 of 2
Ignition Switch - 1 of 2
Ignition Switch - 2 of 2
G104 - 1 of 2
G104 - 1 of 2