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Home >> GMC >> 2021 >> Acadia AT4 >> Repair and Diagnosis >> External Pages >> Different car >> Section 248 (Component Connector End Views (S79D-X92)) >> Component Connector End Views >> T8A Ignition Coil 1 (LCV)

T8A Ignition Coil 1 (LCV)

WARNING: This page is about a different car, the 2020 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
GM2717131Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 13577579
  • Service Connector: 19367730
  • Description: 4-Way F 150 MX Series, Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I Not required J-35616-14 (GN) No Tool Required
Pin Size Color Circuit Function Terminal Type ID Option
1 0.75 BK 550 Ground I LCV
2 0.5 BK/BU 2129 Ignition Control Low Reference Bank 1 I LCV
3 0.5 BU/VT 2121 Ignition Control 1 I LCV
4 0.75 VT/BU 5291 Powertrain Main Relay Fused Supply 2 I LCV