For 1990-2009 cars

# Transmission Controls, Speed Sensors, and Transmission Optional Connector

Master Electrical Component List
Module Power, Ground, Serial Data, and Indicator
Starter Control (LG4/LG5)
Backup Lamps
Engine Data Sensors - Injection Timing Controls
J1939 Serial Data (LG5/L18/LG4/LC8)
G203 - 3 of 4
Data Link Connector, Power, and Ground - 2 of 2
Module Power, Ground, Serial Data, and Indicator