Gm Maf Wiring

To be able to diagnose and troubleshoot this gm maf sensor you ll need to know what each one of those wires does and how to test the signal that is carried by it. Access our free mass air flow maf sensor connector repair guide for avalanche sierra silverado c k series 1999 2005 through autozone rewards. Access our avalanche sierra silverado c k series 1999 2005 mass air flow maf sensor connector repair guide by creating an account or signing into your autozone rewards.

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There are five wires coming out of the gm mass air flow maf sensor.

Gm maf wiring. Engine group includes wiring for the fuel injectors distributor sensors and tail section. New pigtail assembly to repair the maf connector for ls3 and ls7 and other late model gm applications. Below are the circuit descriptions that you ll be using thru out the article. The maf or mass air flow sensor is a main input to the ecm or engine computer form air intake temperature and flow.

Most of the wiring in the harness has been pre terminated to the proper connector and all wire is rated at 125 c and has been gm color coded. 12 wiring connector pigtail gm mass air flow ls3 ls7 and other late model gm cars. These fuel system harnesses have been divided into three major groups. Circuit labeled 1.

Learn how this device is connected to the ecm and vehicle electronics in general. Uses the same delphi packard connector terminals and seals as the factory wiring harness.