GM Service Manual Online
For 1990-2009 cars only

5 Volt and Low Reference, Page 1 of 2

5-Volt and Low Reference - 1 of 2


Object Number: 1423750  Size: FS
Master Electrical Component List
Engine Control Module Description
Control Module References
5 Volt and Low Reference, Page 2 of 2
Module Power, Ground, Serial Data, and MIL
OBD II Symbol Description Notice