Fuse Block - Underhood X1

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Fuse Block - Underhood X1 Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A1	0.35 D-GN/WH	465	Fuel Pump Relay Control
A2-A4	-	-	Not Used
A5	0.5 OG	1640	Battery Positive Voltage (LY7)
A6	-	-	Not Used
A7	0.5 PK	239	Ignition 1 Voltage
A8	-	-	Not Used
A9	0.8 PK	1039	Ignition 1 Voltage (JL9)
A10	-	-	Not Used
A11	0.5 PK	639	Ignition 1 Voltage
A12	-	-	Not Used
B1-B2	-	-	Not Used
B3	0.35 BK/WH	451	Ground
B4-B8	-	-	Not Used
B9	0.35 PK	1339	Ignition 1 Voltage
B9	0.35 PK	1339	Ignition 1 Voltage (LY7)
B10-B12	-	-	Not Used
C1	0.5 D-GN	335	Low Speed Cooling Fan Relay Control (LY7)
C1	0.35 D-GN	335	Low Speed Cooling Fan Relay Control (L26)
C2	-	-	Not Used
C3	0.5 BK	2759	Low Reference
C3	0.5 BK	2759	Low Reference (LY7)
C4	-	-	Not Used
C5	3 OG	1740	Battery Positive Voltage (JL9)
C6-C7	-	-	Not Available
C8-C10	-	-	Not Used
C11	0.8 PK	39	Ignition 1 Voltage
C11	0.8 PK	39	Ignition 1 Voltage
C12	-	-	Not Used
D1	0.35 PK	439	Ignition 1 Voltage
D2-D4	-	-	Not Used
D5	0.5 OG	540	Battery Positive Voltage
D6-D7	-	-	Not Available
D8	0.5 GY	2709	5-Volt Reference 1 (L26)
D8	0.5 GY	2709	5-Volt Reference 2 (LY7)
D9	0.5 PK	439	Ignition 1 Voltage
D9	0.5 PK	439	Ignition 1 Voltage
D10	-	-	Not Used
D11	0.5 PK	839	Ignition 1 Voltage
D11	0.5 PK	839	Ignition 1 Voltage (L26)
D12	-	-	Not Used
E1	3 PU	6	Starter Solenoid Crank Voltage
E2	0.5 WH	17	Stop Lamp Switch Signal
E2	0.5 WH	17	Stop Lamp Switch Signal
E3	0.35 YE/BK	625	Starter Enable Relay Control
E4-E5	-	-	Not Used
E6	0.5 D-GN	59	A/C Compressor Clutch Supply Voltage
E7	0.5 BK	1050	Ground
E8	0.5 PK	339	Ignition 1 Voltage (L26)
E8	0.35 PK	339	Ignition 1 Voltage (L26)
E9-E10	-	-	Not Used
E11	0.5 D-GN	890	Fuel Tank Pressure Sensor Signal
E12	-	-	Not Used
F1	0.35 D-BU	473	High Speed Cooling Fan Relay Control (L26)
F1	0.5 D-BU	473	High Speed Cooling Fan Relay Control (LY7)
F2	0.5 WH	17	Stop Lamp Switch Signal (JL9)
F3	0.35 GY	1884	Cruise Control Set/Coast and Resume/Accelerate Switch Signal (LS6)
F3	0.5 GY	1884	Cruise Control Set/Coast and Resume/Accelerate Switch Signal (LY7)
F4	0.8 WH	1310	EVAP Canister Vent Solenoid Control
F5	0.5 PU	1589	Fuel Level Sensor Signal
F6	0.5 D-GN/WH	459	A/C Compressor Clutch Relay Control
F7	-	-	Not Used
F8	0.5 PK	339	Ignition 1 Voltage (LY7/NU6)
F8	0.5 PK	339	Ignition 1 Voltage (LY7)
F9	0.35 BN	1141	Ignition 3 Voltage
F9	0.35 BN	1141	Ignition 3 Voltage (LY7)
F10	-	-	Not Used
F11	0.35 D-GN	389	Vehicle Speed Signal (L26)
	0.35 D-GN	389	Vehicle Speed Signal (L26)
	0.5 D-GN	389	Vehicle Speed Signal (LY7)
F12	0.5 BN	5069	Powertrain Relay

Connector Part Information

OEM: 15319896
Service: 15319896
Description: 68-Way F Metri-Pack 280 Series, Flexlock (BK)

Terminal Part Information

Pins: C5, E1
Terminal/Tray: 15324340/19
Core/Insulation Crimp: F/G
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: B3, B9, B9, F8, F8, F8
Terminal/Tray: 12110844/4
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: C6-C7, C11, C11, D6-D7
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Pins: A1, A5, A7, A9, A11, C1, C3, C3, D1, D5, D8, D9, D9, D11, D11, E2, E2, E3, E6-E8, E8, E11, F1-F6, F9, F9, F11, F11, F12
Terminal/Tray: 12110844/4
Core/Insulation Crimp: Pins A1, A5, A7, A11, C1, C3, C3, D1, D5, D8, D9, D9, D11, D11, E2, E2, E3, E6-E8, E8, E11, F1-F3, F5, F6, F9, F9, F11, F11, F12 - E/A
Core/Insulation Crimp: Pins A9, F4 - C/A
Release Tool/Test Probe: 15315247/J-35616-4A (PU)