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: 1776904  Size: FS
Master Electrical Component List
Engine Control Module Description
Control Module References
Engine Data Sensors - 5-Volt and Low Reference
Engine Controls Schematic Icons
B+ Bus Bar
AUX PWR, AUX PWR 2, DDM, ECC/TCM, ECM B, LBEC 2, LCKS, PCM B, PDM, and TCM B Fuses
Ignition Switch - START, RUN, and ACC/RUN/START BUS BARS, IGN A, and CRNK Fuses
ECM 1, EHPS-I, FUEL HTR, and HCM-I Fuses
Ignition Switch - START, RUN, and ACC/RUN/START BUS BARS, IGN A, and CRNK Fuses
IGN 0, RR WPR, SEO ACCY, TBC ACCY, TBC IGN 0, and WS WPR Fuses
IGN 0, RR WPR, SEO ACCY, TBC ACCY, TBC IGN 0, and WS WPR Fuses
G102, G103, and G108 - Diesel
High Speed GM LAN 8.1L and Diesel
Power, Ground, DLC and Splice Pack SP205
Engine Data Sensors - Glow Plug Controls