GM Service Manual Online
For 1990-2009 cars only

Splice Pack SP203

Splice Pack SP203


Object Number: 1842222  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Control Module References
High Speed GMLAN - LLY/L18
Data Link Connector Power and Ground
Serial Data Gateway (SDG) - L18 w/JE4, LG4, LG5
Data Communication Schematic Icons