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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 993 (WIRING SYSTEMS AND POWER MANAGEMENT - ELECTRICAL CENTER IDENTIFICATION VIEWS & COMPONENT CONNECTOR END VIEW INDEX)ELECTRICAL CENTER IDENTIFICATION VIEWSFUSE BLOCK - AUXILIARY X2 (HP2)
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Fuse Block - Auxiliary X2 (HP2)

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Fuse Block - Auxiliary X2 (HP2)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Fuse Block - Auxiliary X2 (HP2) Connector End View
GM1665657Courtesy of GENERAL MOTORS CORP.
Fuse Block - Auxiliary X2 (HP2)

Pin Wire Circuit Function
A1 - - Not Used
A2 0.5 PU 5531 Hood Switch Signal
A3 0.5 PK/BK 109 Hood Ajar Switch Signal
A4 0.5 D-BU 941 Low Temperature Cooling Pump Motor Ground
A5 0.5 PU 5531 Hood Switch Signal
A6 0.5 PU 5531 Hood Switch Signal
A7 0.5 PK/BK 109 Hood Ajar Switch Signal
A8 0.5 PK/BK 109 Hood Ajar Switch Signal
B1-B5 - - Not Used
C1 5 GY 532 Cooling Fan Motor Supply Voltage
C2 5 L-BU 409 Cooling Fan Motor Supply Voltage
D1 5 GY 532 Cooling Fan Motor Supply Voltage
D2 5 L-BU 409 Cooling Fan Motor Supply Voltage
E1-E2 - - Not Used
E3 0.5 D-GN 943 Speed Sensor Signal
0.5 D-GN 943 Speed Sensor Signal
E4-E5 - - Not Used
F1 0.8 BK 250 Ground
F2 0.5 D-BU 942 Low Temperature Cooling Pump Motor Ground
F3 - - Not Used
F4 0.5 YE 954 Electronics Coolant Temperature Sensor 5-volt Reference
F5 0.5 YE 955 Electronics Coolant Temperature Sensor Low Reference
F6-F8 - - Not Used
Connector Part Information 
  • OEM: 13567518
  • Service: See Catalog
  • Description: 30-Way F GT 150 280 Metri-Pack 800 Series (BK)
Terminal Part Information 
  • Pins: C1, C2, D1, D2
  • Terminal/Tray: 12110127/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)
  • Pins: A2-A8, E3, F1-F5
  • Terminal/Tray: 15496302/5
  • Core/Insulation Crimp: Pins A2-A8, E3, F2, F4, F5 - E/A
  • Core/Insulation Crimp: Pins F1-2/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.