GM Service Manual Online
For 1990-2009 cars only

ECM Power, Ground, MIL, and Serial Data

ECM Power, Ground, MIL, and Serial Data


Object Number: 2080071  Size: FS
Master Electrical Component List
Engine Control Module Description
Control Module References
5-Volt and Low Reference Bussing
Fuse Block - Underhood Bussing
ECM IGN, TRANS, PWR DROP/CRNK, AIRBAG/DISPLAY, STRTR, FUEL/PUMP, and HORN Fuses
EMISSIONS 1, EMISSIONS 2, A/C CMPRSR Fuses, and A/C CMPRSR, FAN 1, FAN 2, and FAN 3 Relays
ONSTAR, INT LTS/PNL DIM, LT T/SIG, RT T/SIG, CHMSL/BCK-UP, INT LIGHTS, RVC SEN, and ECM/TCM Fuses
High Speed GMLAN Serial Data
High Speed GMLAN Serial Data
G101, G102, and G111
G101, G102, and G111