Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15354772 18-Way F Micro-Pack 100 Series Sealed (YEL)
Pin	Wire Color	Circuit No.	Function
A1	YEL	1139	Ignition 1 Voltage
A2	-	-	Not Used
A3	WHT/BLK	1403	IP Module High Control
A4	PPL	1807	Class 2 Serial Data
A5	-	-	Not Used
A6	WHT	347	Steering Wheel Module High Control
A7	DK GRN	348	Steering Wheel Module Low Control
A8	DK GRN/WHT	1404	IP Module Low Control
A9-A18	-	-	Not Used