LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 2014 >> Yukon Denali, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Wiring Systems And Power Management - Component Connector End Views - Drive Motor Battery Control Module X4 To Fuel Pump Disable Control Module (LC8)) >> Component Connector End Views >> Fuel Pump Disable Control Module (LC8)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fuel Pump Disable Control Module (LC8)

WARNING: This page is about a different car, the 2014 GMC Sierra 3500 HD, 2014 GMC Sierra 2500 HD, 2014 Chevrolet Silverado 3500 HD, and 2014 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
GM2871898Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: CNG Harness
  • OEM Connector: 33472-2006
  • Service Connector: 19300557
  • Description: 20-Way F 1.5 Series, Sealed (BK)
Terminal Part Information
  • Pins: Not Available
  • Terminated Lead: 13575738
  • Release Tool: J-38125-217
  • Diagnostic Test Probe: J-35616-14 (GN)
  • Terminal/Tray: Not Available
  • Core/Insulation Crimp: 2/4
  • Pins: Not Available
  • Terminated Lead: 13582308
  • Release Tool: J-38125-217
  • Diagnostic Test Probe: J-35616-14 (GN)
  • Terminal/Tray: Not Available
  • Core/Insulation Crimp: E/C
Fuel Pump Disable Control Module (LC8)

Pin Wire Circuit Function
1 GN - Battery Positive Voltage
2 BK - Ground
3 GY - OEM Fuel Pump Voltage (IN)
4 GY/BK - OEM Fuel Pump Voltage (OUT)
5 - - Not Available
6 PU/BK - OEM Fuel Level Sensor Signal (IN)
7 RD/WH - 5-Volt Output
8 - - Not Available
9 BU/RD - CNG Tank Temperature Sensor Signal
10 GN/WH - CNG Switched 12 Volt Signal
11 GN - Battery Positive Output CNG Cut-Off Solenoid Valve #1
12 BK - Ground
13 GY - Battery Positive Output CNG Cut-Off Solenoid Valve #2
14-15 - - Not Available
16 PU - OEM Fuel Level Sensor Signal (OUT)
17 RD/WH - 5-Volt Reference Signal From CNG Module
18 - - Not Available
19 BU/RD - CNG Tank Temperature Output to CNG Module
20 - - Not Available