B75B Mass Air Flow Sensor/Intake Air Temperature Sensor Connector End View

WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: B75B Mass Air Flow Sensor/Intake Air Temperature Sensor Connector End View

Courtesy of GENERAL MOTORS CORP.

B75B Mass Air Flow Sensor/Intake Air Temperature Sensor

Pin	Wire	Circuit	Function
A	0.5 YE	492	Mass Air Flow Sensor Signal
B	0.5 BK/WH	451	Signal Ground
C	0.5 PK/BK	5293	Powertrain Main Relay Fused Supply (4) (LAF)
C	0.5 PK/BK	5294	Powertrain Main Relay Fused Supply (5) (LHU)
D	0.5 TN	2760	Intake Air Temperature Sensor Low Reference
E	0.5 L-BU	6289	Induction Air Temperature Sensor Signal

Connector Part Information

Harness Type: Engine
OEM Connector: 13519051
Service Connector: 19151498
Description: 5-Way F GT 150 Series Sealed (BK)

Terminal Part Information

Terminated Lead: Pending
Release Tool: 15315247
Diagnostic Test Probe: J-35616-2A (GY)
Terminal/Tray: 12191819/8
Core/Insulation Crimp: E/A