GM Service Manual Online
For 1990-2009 cars only

Module Power, Ground, Serial Data and MIL

Module Power, Ground, Serial Data, and MIL


Object Number: 1614390  Size: FS
Master Electrical Component List
Engine Control Module Description
Control Module References
Fuse Block Underhood - PWR/TRN Relay - 1 of 2
Engine Controls Schematic Icons
EAP, ECM, PCMB, TBC I, and TCM CNSTR Fuses
G104, G105 and G107
B+ Bus - Underhood Fuse Block - 2 of 2
BCK/UP, BTSI, IGN E, and TRLR BCK/UP Fuses
BCK/UP, BTSI, IGN E, and TRLR BCK/UP Fuses
Ignition Switch - ACCY/RUN/START, RUN, START Bus Bars and IGNA1 Fuse
B+ Bus - Rear Fuse Block
G104, G105 and G107
Power, Ground, Serial Data, and MIL
BCK/UP, BTSI, IGN E, and TRLR BCK/UP Fuses
G201 - 1 of 2
4WD, BRK, FRT WPR, HVAC I, IGN 0, and TCM Fuses
G108
SP 205
Power, Ground, Data Link Connector