Fuse Block Connector End Views - Underhood

Fig 1: Fuse Block - Underhood Bottom View

Courtesy of GENERAL MOTORS CORP.

Fuse Block - Underhood - C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12193905 68-Way F Metri-Pack 280 Series Flexlock (GRY)
Pin	Wire Color	Circuit No.	Function
A1	ORN	3940	Battery Positive Voltage (w/JF4)
A2	-	-	Not Used
A3	YEL	5	Crank Voltage
A4	ORN	2040	Battery Positive Voltage (w/YE9)
A5	ORN	4340	Battery Positive Voltage
A6	PNK	39	Ignition 1 Voltage
A7	YEL	1139	Ignition 1 Voltage
A8	LT GRN/BLK	584	A/T Shift Lock Control Switch Supply Voltage
A9	PNK	3	Ignition 1 Voltage
A10	ORN	1740	Battery Positive Voltage
A11	DK GRN	1433	Not Used
A12	BRN	2409	Interior Park Lamps Supply Voltage
	BRN	2409	Interior Park Lamps Supply Voltage (w/U01)
B1	ORN	1640	Battery Positive Voltage (w/NP1/NP8/NR4)
B2	ORN	2268	Windshield Washer Relay Control
B3	DK GRN/WHT	1317	Fog Lamp Relay Control
	DK GRN/WHT	1317	Fog Lamp Relay Control
B4-B7	-	-	Not Used
B8	ORN	1840	Battery Positive Voltage
B9	BLK/WHT	1969	Headlamp Relay Control/Headlamp High Beam Relay Control
B10	-	-	Not Used
B11	ORN	3840	Battery Positive Voltage (w/CF5)
B12	RED	142	Battery Positive Voltage
C1	ORN	1640	Battery Positive Voltage (w/NP8)
C2	ORN	3240	Battery Positive Voltage
C3	BLK	28	Horn Relay Control
	BLK	28	Horn Relay Control
C4-C8	-	-	Not Used
C9	PNK	1020	Off/Run/Crank Voltage
C10	ORN	1040	Battery Positive Voltage
C11	-	-	Not Used
C12	PPL	420	TCC Brake Switch/Cruise Control Release Signal
D1-D2	-	-	Not Used
D3	PNK/WHT	1970	Headlamp Low Beam Relay Control
D4	ORN	340	Battery Positive Voltage
	ORN	340	Battery Positive Voltage (w/UQ3/UQ5)
D5	ORN	640	Battery Positive Voltage
	ORN	640	Battery Positive Voltage
D8-D9	-	-	Not Used
D10	PNK	639	Ignition 1 Voltage
D11	-	-	Not Used
D12	ORN	1140	Battery Positive Voltage
	ORN	1140	Battery Positive Voltage (w/T89)
E1-E2	-	-	Not Used
E3	LT GRN /BLK	592	DRL Relay Control
E4	ORN	4540	Battery Positive Voltage
	ORN	4540	Battery Positive Voltage (w/8S8)
E5	-	-	Not Used
E6	BRN/WHT	1571	Traction Control Switch Signal (w/NW7)
E7	LT BLU	1320	CHMSL Supply Voltage/Stop Lamp Supply Voltage
E8-E9	-	-	Not Used
E10	DK BLU	2115	Right Turn Signal Lamps Supply Voltage
E11	ORN	2340	Battery Positive Voltage (w/VYU)
E12	-	-	Not Used
F1	PNK	139	Ignition 1 Voltage
F2	ORN	3740	Battery Positive Voltage
F3	LT BLU	2114	Left Turn Signal Lamps Supply Voltage
F4	-	-	Not Used
F5	PNK	739	Ignition 1 Voltage
	PNK	739	Ignition 1 Voltage (w/8S8)
	PNK	739	Ignition 1 Voltage (w/Z75)
F6	PNK	639	Ignition 1 Voltage (w/o 8S8)
	PNK	639	Ignition 1 Voltage
F7	ORN	2840	Battery Positive Voltage (w/o 8S8)
F8-F9	-	-	Not Used
F10	GRY	1524	Backup Lamp Supply Voltage
F11	WHT	1080	Park Lamp Relay Control
F12	ORN	1540	Battery Positive Voltage

Fuse Block - Underhood - C2

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12193906 68-Way F Metri-Pack 280 Series (BLK)
Pin	Wire Color	Circuit No.	Function
A1-A2	-	-	Not Used
A3	DK GRN	59	A/C Compressor Clutch Supply Voltage
A4-A6	-	-	Not Used
A7	DK GRN/WHT	465	Fuel Pump Relay Control - Primary
A8	-	-	Not Used
A9	PNK	1339	Ignition 1 Voltage
A10	LT BLU	1320	CHMSL Supply Voltage/Stop Lamp Supply Voltage
A11	GRY	1524	Trailer Backup Lamp Supply Voltage
A12	PNK	439	Ignition 1 Voltage (w/EVA)
	PNK	439	Ignition 1 Voltage (w/L59)
B1-B2	-	-	Not Used
B3	BLK/WHT	1695	Axle Switch Signal (w/NP2)
	BLK/WHT	1695	Axle Switch Signal (w/NP2)
B4-B6	-	-	Not Used
B7	BLK	550	Ground
B8	ORN	440	Battery Positive Voltage - PCM
	ORN	440	Battery Positive Voltage - PCM
B9	PNK	1039	Ignition 1 Voltage
B10	PNK	439	Ignition 1 Voltage - MAF Sensor
	PNK	439	Ignition 1 Voltage - PCM
B11-B12	-	-	Not Used
C1-C2	-	-	Not Used
C3	DK GRN/ WHT	459	A/C Compressor Clutch Relay Control
C4-C9	-	-	Not Used
C10	PNK	1039	Ignition 1 Voltage
	PNK	1039	Ignition 1 Voltage (w/o L18)
C11	-	-	Not Used
C12	PPL	420	TCC Brake Switch/Cruise Control Release Signal
D1-D2	-	-	Not Used
D3	LT GRN	275	Park Neutral Position Switch Park Signal
D4-D5	-	-	Not Used
D8	PNK	539	Ignition 1 Voltage - HO2S Bank 2 Sensor 1
	PNK	539	Ignition 1 Voltage - HO2S Bank 1 Sensor 1
D9	PNK	1239	Ignition 1 Voltage
D10	PNK	1039	Ignition 1 Voltage - Fuel Injector 1 (w/o L18)
	PNK	1039	Ignition 1 Voltage
D11	PPL	6	Starter Solenoid Crank Voltage
D12	YEL/BLK	625	Starter Enable Relay Control
E1-E5	-	-	Not Used
E6	PNK	1239	Ignition 1 Voltage - Fuel Injector 2 (w/o L18)
	PNK	1239	Ignition 1 Voltage - Fuel Injector 4
E7	PNK	1539	Ignition 1 Voltage (All except L18 w/o NC1)
	PNK	1539	Ignition 1 Voltage
E8-E9	-	-	Not Used
E10	PNK	1239	Ignition 1 Voltage - Fuel Injector 6 (w/o L18)
	PNK	1239	Ignition 1 Voltage - Fuel Injector 8 (w/o L18)
E11	PNK	1020	Off/Run/Crank Voltage
	PNK	1020	Off/Run/Crank Voltage
E12	-	-	Not Used
F1-F2	-	-	Not Used
F3	PPL	806	Crank Voltage
F4-F7	-	-	Not Used
F8	PNK	839	Ignition 1 Voltage
F9	PNK	639	Ignition 1 Voltage
F10	-	-	Not Used
F11	DK GRN	1433	Park/Neutral Start Switch Signal
F12	-	-	Not Used

Fuse Block - Underhood - C3

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12193916 32-Way F Metri-Pack 280 Series (RED)
Pin	Wire Color	Circuit No.	Function
A1-A2	-	-	Not Used
A3	DK BLU	2115	Right Turn Signal Lamps Supply Voltage
A4	ORN	2640	Battery Positive Voltage
	ORN	2640	Battery Positive Voltage (w/NYS)
A5	PPL	420	TCC Brake Switch/Cruise Control Release Signal
A6	-	-	Not Used
B1	BLK/WHT	1695	Axle Switch Signal (w/NP2)
B2	ORN	2440	Battery Positive Voltage (w/Z55)
B3	LT BLU	2114	Left Turn Signal Lamps Supply Voltage
B4-B5	-	-	Not Used
B6	BRN	2109	Trailer Park Lamps Supply Voltage
C1	-	-	Not Used
C2	LT GRN	1624	Trailer Backup Lamps Supply Voltage
	LT GRN	1624	Trailer Backup Lamps Supply Voltage (w/8S3)
C5	-	-	Not Used
C6	BRN/WHT	2609	Right Rear Park Lamps Supply Voltage
D1-D6	-	-	Not Used
E1-E2	-	-	Not Used
E3	PNK	439	Ignition 1 Voltage (w/NQZ)
E4	BLK	550	Ground
	BLK	550	Ground (w/JH2)
E5-E6	-	-	Not Used
F1	GRY	120	Fuel Pump Supply Voltage
	GRY	120	Fuel Pump Supply Voltage (w/NQZ)
F2-F3	-	-	Not Used
F4	LT BLU	1320	CHMSL Supply Voltage/Stop Lamp Supply Voltage
F5	-	-	Not Used
F6	BRN	2509	Left Rear Park Lamps Supply Voltage

Fuse Block - Underhood - C4

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12193914 32-Way F Metri-Pack 280 Series (GRN)
Pin	Wire Color	Circuit No.	Function
A1-A2	-	-	Not Used
A3	DK BLU	2115	Right Turn Signal Lamps Supply Voltage
	DK BLU	2115	Right Turn Signal Lamps Supply Voltage (w/o Z75)
A4	BLK	550	Ground
A5	-	-	Not Used
A6	DK GRN	1329	Horn Fuse Supply Voltage
	DK GRN	1329	Horn Fuse Supply Voltage (w/7Z1)
B1	-	-	Not Used
B2	DK BLU	545	DRL Supply Voltage
	DK BLU	545	DRL Supply Voltage
B3-B6	-	-	Not Used
C1	BRN	2309	Front Park Lamps Supply Voltage (w/Z75)
	BRN	2309	Front Park Lamps Supply Voltage (w/VYU)
C2	-	-	Not Used
C5	BRN	2309	Front Park Lamps Supply Voltage (w/VYU)
	BRN	2309	Front Park Lamps Supply Voltage (w/Z75)
C6	RED	228	Windshield Washer Pump Control
D1	-	-	Not Used
D2	ORN	3540	Battery Positive Voltage (w/TT6)
D3-D5	-	-	Not Used
D6	PPL	34	Fog Lamps Supply Voltage (w/T96)
	PPL	34	Fog Lamps Supply Voltage (w/T96)
E1	LT BLU	2114	Left Turn Signal Lamps Supply Voltage (w/o Z75)
	LT BLU	2114	Left Turn Signal Lamps Supply Voltage
E2	DK GRN/ WHT	711	Left Headlamp High Beam Supply Voltage
E3	LT GRN/ BLK	311	Right Headlamp High Beam Supply Voltage
E4-E5	-	-	Not Used
E6	ORN	3640	Battery Positive Voltage (w/TT6)
F1-F3	-	-	Not Used
F4	YEL	712	Left Headlamp Low Beam Supply Voltage
F5	TAN/WHT	312	Right Headlamp Low Beam Supply Voltage
F6	-	-	Not Used

Fuse Block - Underhood - C5

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15393171 2-Way F J-Type (GRY)
Pin	Wire Color	Circuit No.	Function
A	RED	842	Battery Positive Voltage
B	RED	542	Battery Positive Voltage

Fuse Block - Underhood - C6

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15393172 2-Way F J-Type (LT GRN)
Pin	Wire Color	Circuit No.	Function
A	RED	642	Battery Positive Voltage
B	-	-	Not Used

Fuse Block - Underhood - C7

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15393168 2-Way F J-Type (BLK)
Pin	Wire Color	Circuit No.	Function
A	RED	342	Battery Positive Voltage
B	RED	42	Battery Positive Voltage

Fuse Block - Underhood - C9

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15393170 2-Way F J-Type (WHT)
Pin	Wire Color	Circuit No.	Function
A	RED	442	Battery Positive Voltage
B	RED	4042	Battery Positive Voltage (w/VSES)