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Fuse Block - Underhood, Bottom View: Notes

Fig 1: Fuse Block - Underhood, Bottom View
GM1201561Courtesy of GENERAL MOTORS CORP.
Fuse Block - Underhood C1 (4.2L)

GM647955Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15319897
  • 68-Way F Metri-Pack 280 Series Flexlock (L-GY)
Pin Wire Color Circuit No. Function
A1 - - Not Used
A2 PK 839 Ignition 1 Voltage
A3-A4 - - Not Used
A5 PK 639 Ignition 1 Voltage
A6-A7 - - Not Used
A8 PU 6 Starter Solenoid Crank Voltage
A9 GY 1524 Backup Lamp Signal
A10 YE 1737 Neutral Safety Switch Park/Neutral Signal
A11 D-GN/WH 465 Fuel Pump Relay Control
A12 - - Not Used
B1 - - Not Used
B2 PK 239 Ignition 1 Voltage
B3-B4 - - Not Used
B5 PK 339 Ignition 1 Voltage
B6 L-GN 275 Park Neutral Position Switch Park Signal
B7-B8 - - Not Used
B9 WH 1310 EVAP Canister Vent Solenoid Control
B10 OG/BK 463 Requested Torque Signal
B11-B12 - - Not Used
C1 - - Not Used
C2 PK 539 Ignition 1 Voltage
PK 539 Ignition 1 Voltage
C3-C4 - - Not Used
C5 PK 439 Ignition 1 Voltage
PK 439 Ignition 1 Voltage
C8-C9 - - Not Used
C10 BK 550 Ground
C11 TN/BK 464 Delivered Torque Signal
C12 - - Not Used
D1 - - Not Used
D2 PK 1020 Ignition 0 Voltage
D3 BK 350 Ground
BK 350 Ground
D4 - - Not Used
D5 PK 439 Ignition 1 Voltage
PK 439 Ignition 1 Voltage
D8-D9 - - Not Used
D10 BK 550 Ground
BK 550 Ground
D11-D12 - - Not Used
E1-E4 - - Not Used
E5 PK 439 Ignition 1 Voltage
PK 439 Ignition 1 Voltage
E6 BK 450 Ground
E7 BK 450 Ground
E8-E9 - - Not Used
E10 BK 550 Ground
BK 550 Ground
E11 - - Not Used
E12 D-GN 59 A/C Compressor Clutch Supply Voltage
F1-F2 - - Not Used
F3 BK 350 Ground
F4 - - Not Used
F5 PK 439 Ignition 1 Voltage
PK 439 Ignition 1 Voltage
F6-F9 - - Not Used
F10 BK 550 Ground
BK 550 Ground
F11-F12 - - Not Used
Fuse Block - Underhood C1 (5.3L)

GM647955Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15319897
  • 68-Way F Metri-Pack 280 Series Flexlock (L-GY)
Pin Wire Color Circuit No. Function
A1 - - Not Used
A2 PK 1539 Ignition 1 Voltage
PK 1539 Ignition 1 Voltage
A3-A4 - - Not Used
A5 PK 639 Ignition 1 Voltage
A6 PU 806 Crank Voltage
A7 OG/BK 463 Requested Torque Signal
A8 PU 6 Starter Solenoid Crank Voltage
A9 GY 1524 Backup Lamp Signal
A10 YE 1737 Neutral Safety Switch Park/Neutral Signal
A11-A12 - - Not Used
B1 - - Not Used
B2 PK 239 Ignition 1 Voltage
PK 239 Ignition 1 Voltage
B3-B4 - - Not Used
B5 PK 339 Ignition 1 Voltage
B6 L-GN 275 Park Neutral Position Switch Park Signal
B7 - - Not Used
B8 D-GN/WH 465 Fuel Pump Relay Control
B9 WH 1310 EVAP Canister Vent Solenoid Control
B10 TN/BK 464 Delivered Torque Signal
B11-B12 - - Not Used
C1 - - Not Used
C2 PK 539 Ignition 1 Voltage
PK 539 Ignition 1 Voltage
C3-C4 - - Not Used
C5 PK 439 Ignition 1 Voltage
C8-C9 - - Not Used
C10 BK 550 Ground
C11 - - Not Used
C12 PK 1339 Ignition 1 Voltage
PK 1339 Ignition 1 Voltage
D1 - - Not Used
D2 PK 1020 Ignition 0 Voltage
D3 BK 350 Ground
D4 WH/BK 2366 Cooling Fan Clutch Control
D5-D7 - - Not Used
D8 YE/BK 625 Starter Enable Relay Control
D9 D-GN/WH 459 A/C Compressor Clutch Relay Control
D10 BK 550 Ground
BK 550 Ground
D11 D-GN 59 A/C Compressor Clutch Supply Voltage
D12 PK 1239 Ignition 1 Voltage
PK 1239 Ignition 1 Voltage
E1-E4 - - Not Used
E5 BK 450 Ground
E6 BK 450 Ground
E7 BK 450 Ground
BK 450 Ground
E8-E11 - - Not Used
E12 PK 839 Ignition 1 Voltage
F1-F2 - - Not Used
F3 BK 350 Ground
F4-F12 - - Not Used
Fuse Block - Underhood C2

GM647951Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15319896
  • 68-Way F Metri-Pack 280 Series Flexlock (BK)
Pin Wire Color Circuit No. Function
A1-A2 - - Not Used
A3 OG 57 Left Cornering Lamp Supply Voltage
A4 - - Not Used
A5 WH/BK 2366 Cooling Fan Clutch Control (4.2L)
A6 BN 2309 Front Park Lamps Supply Voltage
A7 OG 440 Battery Positive Voltage
OG 440 Battery Positive Voltage (5.3L)
A8-A9 - - Not Used
A10 YE 18 Left Rear Stop/Turn Lamp Supply Voltage (UY7)
A11 OG 1640 Battery Positive Voltage (NP8)
A12 OG 2268 Windshield Washer Relay Control
B1 D-BU 2115 Right Turn Signal Lamps Supply Voltage
B2 - - Not Used
B3 PK/WH 1970 Headlamp Low Beam Relay Control
B4-B5 - - Not Used
B6 PK 639 Ignition 1 Voltage
B7 BK 58 Right Cornering Lamp Supply Voltage
B8-B9 - - Not Used
B10 PU 420 TCC Brake Switch/Cruise Control Release Signal
PU 420 TCC Brake Switch/Cruise Control Release Signal
B11 BN 241 Ignition 3 Voltage
B12 - - Not Used
C1 L-BU 2114 Left Turn Signal Lamps Supply Voltage
C2 D-GN/WH 1317 Fog Lamp Relay Control
C3 L-GN 2270 Rear Window Washer Relay Control
C4 - - Not Used
C5 OG 3040 Battery Positive Voltage (Early Production only)
C8 - - Not Used
C9 OG 1540 Battery Positive Voltage
C10 - - Not Used
C11 BN 441 Ignition 3 Voltage
C12 BK/WH 1969 Headlamp High Beam Relay Control
D1 D-GN/WH 1317 Fog Lamp Relay Control (T96)
D2-D4 - - Not Used
D5 OG 140 Battery Positive Voltage
D8 - - Not Used
D9 OG 640 Battery Positive Voltage
OG 640 Battery Positive Voltage
D10 D-GN 19 Right Rear Stop/Turn Lamp Supply Voltage (UY7)
D11-D12 - - Not Used
E1 OG 2340 Battery Positive Voltage
E2 BK 28 Horn Relay Control
E3 PK 1020 Ignition 0 Voltage
E4 - - Not Used
E5 PK 39 Ignition 1 Voltage
E6 OG 3240 Battery Positive Voltage (JF4)
E7 OG 3040 Battery Positive Voltage (Late Production w/JF4)
E8-E9 - - Not Used
E10 L-GN/BK 584 A/T Shift Lock Control Switch Supply Voltage (4.2L)
L-GN/BK 584 A/T Shift Lock Control Switch Supply Voltage (4.2L)
E11 BK/WH 1695 Axle Switch Signal (NP8)
E12 OG 1140 Battery Positive Voltage
F1 OG 2940 Battery Positive Voltage
F2-F4 - - Not Used
F5 YE 1139 Ignition 1 Voltage
F6 PU 806 Crank Voltage (4.2L)
F7 YE 5 Crank Voltage
F8 YE/BK 625 Starter Enable Relay Control (4.2L)
L-GN/BK 584 A/T Shift Lock Control Switch Supply Voltage (5.3L)
L-GN/BK 584 A/T Shift Lock Control Switch Supply Voltage (5.3L)
F9 - - Not Used
F10 D-GN 1433 Neutral Start Switch Signal (4.2L)
F11 RD 142 Battery Positive Voltage
F12 D-GN/WH 459 A/C Compressor Clutch Relay Control (4.2L)
Fuse Block - Underhood C3

GM647944Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15319892
  • 32-Way F Metri-Pack 280 Series Flexlock (NA)
Pin Wire Color Circuit No. Function
A1 - - Not Used
A2 PK 739 Ignition 1 Voltage (SWB w/4.2L)
A3-A4 - - Not Used
A5 PK 239 Ignition 1 Voltage (4.2L)
A6 - - Not Used
B1-B3 - - Not Used
B4 L-GN 1624 Trailer Backup Lamps Supply Voltage
B5 BN 441 Ignition 3 Voltage
B6 - - Not Used
C1-C5 - - Not Used
C6 OG 540 Battery Positive Voltage (5.3L)
D1 - - Not Used
D2 YE 1618 Trailer Left Rear Turn/Stop Lamp Supply Voltage
D5 TN/BK 464 Delivered Torque Signal (2WD w/NW7)
D6 BK/WH 1695 Axle Switch Signal (NP8)
E1-E2 - - Not Used
E3 PU 420 TCC Brake Switch Signal
E4 BN 241 Ignition 3 Voltage
BN 241 Ignition 3 Voltage (NP8)
E5 OG 1640 Battery Positive Voltage (NP8)
E6 - - Not Used
F1 BK 350 Ground
BK 350 Ground (NP8)
F2 OG/BK 463 Requested Torque Signal (2WD w/NW7)
F3 GY 120 Fuel Pump Supply Voltage
F4 WH 1310 EVAP Canister Vent Solenoid Control
F5 - - Not Used
F6 D-GN 1619 Trailer Right Rear Turn/Stop Lamp Supply Voltage
Fuse Block - Underhood C4

GM647947Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15319893
  • 32-Way F Metri-Pack 280 Series Flexlock (GY)
Pin Wire Color Circuit No. Function
A1 BN 2309 Front Park Lamps Supply Voltage
BN 2309 Front Park Lamps Supply Voltage
A2 - - Not Used
A3 WH 2368 Cooling Fan Clutch Supply Voltage
A4-A5 - - Not Used
A6 L-BU 2114 Left Turn Signal Lamps Supply Voltage
L-BU 2114 Left Turn Signal Lamps Supply Voltage
B1 BN 2309 Front Park Lamps Supply Voltage
BN 2309 Front Park Lamps Supply Voltage
B2 - - Not Used
B3 BK 58 Right Cornering Lamp Supply Voltage
B4 OG 57 Left Cornering Lamp Supply Voltage
B5 D-GN 392 Rear Window Washer Pump Control
B6 - - Not Used
C1-C2 - - Not Used
C5 BK 350 Ground
C6 D-BU 2115 Right Turn Signal Lamps Supply Voltage
D-BU 2115 Right Turn Signal Lamps Supply Voltage
D1-D2 - - Not Used
D5-D6 - - Not Used
E1 D-GN/WH 711 Left Headlamp High Beam Supply Voltage
E2 YE 712 Left Headlamp Low Beam Supply Voltage
E3 - - Not Used
E4 RD 228 Windshield Washer Pump Control
E5-E6 - - Not Used
F1 L-GN/BK 311 Right Headlamp High Beam Supply Voltage
F2 TN/WH 312 Right Headlamp Low Beam Supply Voltage
F3 - - Not Used
F4 D-GN 1329 Horn Fuse Supply Voltage
F5 PU 1197 Headlamp Washer Pump Control (CE4)
F6 PU 34 Fog Lamps Supply Voltage
PU 34 Fog Lamps Supply Voltage
Fuse Block - Underhood C5

GM647935Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193694
  • 2-Way F MAXI FUSE (L-GY)
Pin Wire Color Circuit No. Function
A RD 342 Battery Positive Voltage
B PK 3 Ignition 1 Voltage
Fuse Block - Underhood C6

GM647937Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193696
  • 2-Way F MAXI FUSE (BN)
Pin Wire Color Circuit No. Function
A - - Not Used
B RD 542 Battery Positive Voltage
Fuse Block - Underhood C7

GM647933Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193693
  • 2-Way F MAXI FUSE (BK)
Pin Wire Color Circuit No. Function
A RD 1042 Battery Positive Voltage (SWB w/4.2L)
B RD 642 Battery Positive Voltage
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