Liftglass/End Gate Lock Cylinder Switch Connector End View

Liftglass/End Gate Lock Cylinder Switch

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12129136 4-Way F Metri-Pack 280 Series, Flex Lock (BLK)
Pin	Wire Color	Circuit No.	Function
A	LT BLU	195	Door Lock Control
B	WHT	194	Door Unlock Control
C	WHT/BLK	1221	End Gate Release Switch Signal
D	ORN	840	Battery Positive Voltage