Intake Manifold Tuning Valve Position Sensor Connector End View

Intake Manifold Tuning Valve Position Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		AMP 1717888 3-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	L-BU	469	Manifold Absolute Position Sensor return
2	YE	45	5-Volt Reference
3	WH	433	Barometric Pressure Sensor Signal