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Fuse Block - Underhood Bottom View: Notes

Fig 1: Fuse Block - Underhood Bottom View
GM891850Courtesy of GENERAL MOTORS CORP.
Fuse Block - Underhood - C1

GM365994Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193905
  • 68-Way F Metri-Pack 280 Series Flexlock (GY)
Pin Wire Color Circuit No. Function
A1 OG 3940 Battery Positive Voltage (w/JF4)
A2 - - Not Used
A3 YE 5 Crank Voltage
A4 OG 2040 Battery Positive Voltage (w/YE9)
A5 OG 4340 Battery Positive Voltage
A6 PK 39 Ignition 1 Voltage
A7 YE 1139 Ignition 1 Voltage
A8 LT GN/BK 584 A/T Shift Lock Control Switch Supply Voltage
A9 PK 3 Ignition 1 Voltage
A10 OG 1740 Battery Positive Voltage
A11 - - Not Used
A12 BN 2409 Interior Park Lamps Supply Voltage
BN 2409 Interior Park Lamps Supply Voltage (U01)
B1 OG 1640 Battery Positive Voltage (w/NP1/NP8)
B2 OG 2268 Windshield Washer Relay Control
B3 D-GN/WH 1317 Fog Lamp Relay Control
D-GN/WH 1317 Fog Lamp Relay Control
B4-B7 - - Not Used
B8 OG 1840 Battery Positive Voltage
B9 BK/WH 1969 Headlamp Relay Control/Headlamp High Beam Relay Control
B10 - - Not Used
B11 OG 3840 Battery Positive Voltage (CF5)
B12 RD 142 Battery Positive Voltage
C1 OG 1640 Battery Positive Voltage (w/NP8)
C2 OG 3240 Battery Positive Voltage
C3 BK 28 Horn Relay Control
BK 28 Horn Relay Control
C4-C5 - - Not Used
C6-C7 - - Not Available
C8 - - Not Used
C9 PK 1020 Off/Run/Crank Voltage
C10 OG 1040 Battery Positive Voltage
C11 - - Not Used
C12 PU 420 TCC Brake Switch/Cruise Control Release Signal
D1-D2 - - Not Used
D3 PK/WH 1970 Headlamp Low Beam Relay Control
D4 OG 340 Battery Positive Voltage
OG 340 Battery Positive Voltage (w/UQ3/UQ5)
D5 OG 640 Battery Positive Voltage
OG 640 Battery Positive Voltage
D6-D7 - - Not Available
D8-D9 - - Not Used
D10 PK 639 Ignition 1 Voltage
D11 - - Not Used
D12 OG 1140 Battery Positive Voltage
OG 1140 Battery Positive Voltage (T89)
E1-E2 - - Not Used
E3 L-GN /BK 592 DRL Relay Control
E4 OG 4540 Battery Positive Voltage
OG 4540 Battery Positive Voltage (8S8)
E5 - - Not Used
E6 BN/WH 1571 Traction Control Switch Signal (NW7)
E7 L-BU 1320 CHMSL Supply Voltage/Stop Lamp Supply Voltage
E8-E9 - - Not Used
E10 D-BU 2115 Right Turn Signal Lamps Supply Voltage
E11 OG 2340 Battery Positive Voltage
E12 - - Not Used
F1 PK 139 Ignition 1 Voltage
F2 OG 3740 Battery Positive Voltage
F3 L-BU 2114 Left Turn Signal Lamps Supply Voltage
F4 - - Not Used
F5 PK 739 Ignition 1 Voltage
PK 739 Ignition 1 Voltage (8S8)
PK 739 Ignition 1 Voltage (Z75)
F6 PK 639 Ignition 1 Voltage (w/o 8S8)
PK 639 Ignition 1 Voltage
F7 OG 2840 Battery Positive Voltage (w/o 8S8)
F8-F9 - - Not Used
F10 GY 1524 Backup Lamp Supply Voltage
F11 WH 1080 Park Lamp Relay Control
F12 OG 1540 Battery Positive Voltage
Fuse Block - Underhood - C2

GM362761Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193906
  • 68-Way F Metri-Pack 280 Series (BK)
Pin Wire Color Circuit No. Function
A1-A2 - - Not Used
A3 D-GN 59 A/C Compressor Clutch Supply Voltage
A4-A6 - - Not Used
A7 D-GN/WH 465 Fuel Pump Relay Control - Primary
A8 - - Not Used
A9 PK 1339 Ignition 1 Voltage
A10 L-BU 1320 CHMSL Supply Voltage/Stop Lamp Supply Voltage
A11 GY 1524 Trailer Backup Lamp Supply Voltage
A12 PK 439 Ignition 1 Voltage (EVA)
PK 439 Ignition 1 Voltage (L59)
B1-B2 - - Not Used
B3 BK/WH 1695 Axle Switch Signal (NP2)
BK/WH 1695 Axle Switch Signal (NP2)
B4-B6 - - Not Used
B7 BK 550 Ground
B8 OG 440 Battery Positive Voltage - PCM
OG 440 Battery Positive Voltage - PCM
B9 PK 1039 Ignition 1 Voltage
B10 PK 439 Ignition 1 Voltage - MAF Sensor
PK 439 Ignition 1 Voltage - PCM
B11-B12 - - Not Used
C1-C2 - - Not Used
C3 D-GN/
WH		 459 A/C Compressor Clutch Relay Control
C4-C5 - - Not Used
C6-C7 - - Not Available
C8-C9 - - Not Used
C10 PK 1039 Ignition 1 Voltage
PK 1039 Ignition 1 Voltage (w/o L18)
C11 - - Not Used
C12 PU 420 TCC Brake Switch/Cruise Control Release Signal
D1-D2 - - Not Used
D3 L-GN 275 Park Neutral Position Switch Park Signal
D4 - - Not Used
D5 RD/WH 4740 Battery Positive Voltage (10 Series)
RD/WH 4740 Battery Positive Voltage (10 Series)
D6-D7 - - Not Available
D8 PK 539 Ignition 1 Voltage
PK 539 Ignition 1 Voltage
D9 PK 1239 Ignition 1 Voltage
D10 PK 1039 Ignition 1 Voltage (w/o L18)
PK 1039 Ignition 1 Voltage
D11 PU 6 Starter Solenoid Crank Voltage
D12 YE/BK 625 Starter Enable Relay Control
E1-E5 - - Not Used
E6 PK 1239 Ignition 1 Voltage (w/o L18)
PK 1239 Ignition 1 Voltage
E7 PK 1539 Ignition 1 Voltage
PK 1539 Ignition 1 Voltage
E8-E9 - - Not Used
E10 PK 1239 Ignition 1 Voltage (w/o L18)
PK 1239 Ignition 1 Voltage (w/o L18)
E11 PK 1020 Off/Run/Crank Voltage
PK 1020 Off/Run/Crank Voltage
E12 - - Not Used
F1-F2 - - Not Used
F3 PU 806 Crank Voltage
F4-F7 - - Not Used
F8 PK 839 Ignition 1 Voltage
F9 PK 639 Ignition 1 Voltage
F10 - - Not Used
F11 D-GN 1433 Park/Neutral Start Switch Signal
F12 - - Not Used
Fuse Block - Underhood - C3

GM362759Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193912
  • 32-Way F Metri-Pack 280 Series (RD)
Pin Wire Color Circuit No. Function
A1-A2 - - Not Used
A3 D-BU 2115 Right Turn Signal Lamps Supply Voltage
A4 OG 2640 Battery Positive Voltage
OG 2640 Battery Positive Voltage (w/NYS)
A5 PU 420 TCC Brake Switch/Cruise Control Release Signal
A6 - - Not Used
B1 BK/WH 1695 Traction Control Switch Signal (w/o JL4)
B2 OG 2440 Battery Positive Voltage (Z55)
B3 L-BU 2114 Left Turn Signal Lamps Supply Voltage
B4-B5 - - Not Used
B6 BN 2109 Trailer Park Lamps Supply Voltage
C1 - - Not Used
C2 L-GN 1624 Trailer Backup Lamps Supply Voltage
C3-C4 - - Not Available
C5 - - Not Used
C6 BN/WH 2609 Right Rear Park Lamps Supply Voltage
D1-D2 - - Not Used
D3-D4 - - Not Available
D5-D6 - - Not Used
E1-E3 - - Not Used
E4 BK 550 Ground
BK 550 Ground (JH2/JL4/VD1)
E5-E6 - - Not Used
F1 GY 120 Fuel Pump Supply Voltage
GY 120 Fuel Pump Supply Voltage (2500 Series)
F2-F3 - - Not Used
F4 L-BU 1320 CHMSL Supply Voltage/Stop Lamp Supply Voltage
F5 - - Not Used
F6 BN 2509 Left Rear Park Lamps Supply Voltage
Fuse Block - Underhood - C4

GM362760Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193914
  • 32-Way F Metri-Pack 280 Series (GN)
Pin Wire Color Circuit No. Function
A1-A2 - - Not Used
A3 D-BU 2115 Right Turn Signal Lamps Supply Voltage
D-BU 2115 Right Turn Signal Lamps Supply Voltage (w/o Z75)
A4 BK 550 Ground
BK 550 Ground
A5 - - Not Used
A6 D-GN 1329 Horn Fuse Supply Voltage
D-GN 1329 Horn Fuse Supply Voltage (7Z1)
B1 - - Not Used
B2 D-BU 545 DRL Supply Voltage
D-BU 545 DRL Supply Voltage
B3-B6 - - Not Used
C1 BN 2309 Front Park Lamps Supply Voltage
BN 2309 Front Park Lamps Supply Voltage (w/o Z75)
C2 - - Not Used
C3-C4 - - Not Available
C5 BN 2309 Front Park Lamps Supply Voltage
BN 2309 Front Park Lamps Supply Voltage (w/o Z75)
C6 RD 228 Windshield Washer Pump Control
D1 - - Not Used
D2 OG 3540 Battery Positive Voltage (Z75)
D3-D4 - - Not Available
D5 - - Not Used
D6 PU 34 Fog Lamps Supply Voltage (T96)
PU 34 Fog Lamps Supply Voltage (w/T96)
E1 L-BU 2114 Left Turn Signal Lamps Supply Voltage (w/o Z75)
L-BU 2114 Left Turn Signal Lamps Supply Voltage
E2 D-GN/
WH		 711 Left Headlamp High Beam Supply Voltage
E3 L-GN/
BK		 311 Right Headlamp High Beam Supply Voltage
E4-E5 - - Not Used
E6 OG 3640 Battery Positive Voltage (Z75)
F1-F3 - - Not Used
F4 YE 712 Left Headlamp Low Beam Supply Voltage
F5 TN/WH 312 Right Headlamp Low Beam Supply Voltage
F6 - - Not Used
Fuse Block - Underhood - C5

GM845605Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15393171
  • 2-Way F J-Type (GY)
Pin Wire Color Circuit No. Function
A RD 842 Battery Positive Voltage
B RD 542 Battery Positive Voltage
Fuse Block - Underhood - C6

GM845608Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15393172
  • 2-Way F J-Type (L-GN)
Pin Wire Color Circuit No. Function
A RD 642 Battery Positive Voltage
B - - Not Used
Fuse Block - Underhood - C7

GM845633Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15393168
  • 2-Way F J-Type (BK)
Pin Wire Color Circuit No. Function
A RD 342 Battery Positive Voltage
B RD 42 Battery Positive Voltage
Fuse Block - Underhood - C9

GM845602Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15393170
  • 2-Way F J-Type (WH)
Pin Wire Color Circuit No. Function
A RD 442 Battery Positive Voltage
B RD 4042 Battery Positive Voltage (w/JL4)
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