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Fuse Block - Underhood Bottom View: Notes

Fig 1: Fuse Block - Underhood Bottom View
GM886739Courtesy of GENERAL MOTORS CORP.
Fuse Block - Underhood - C1

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 YE/BK 625 Starter Enable Relay Control
A3-A7 - - Not Used
A8 PU 420 TCC Brake Switch/Cruise Control Release Signal
A9 L-GN 275 Park Neutral Position Switch Park Signal
A10 RD/WH 440 Battery Positive Voltage
RD/WH 440 Battery Positive Voltage
A11-A12 - - Not Used
B1 - - Not Used
B2 D-GN 1433 Neutral Safety Back Up Switch Signal
B3 - - Not Used
B4 PK 139 Ignition 1 Voltage (Gas)
PK 139 Ignition 1 Voltage (4.8L/5.3L/6.0L)
B5-B9 - - Not Used
B10 PU 806 Crank Voltage
B11-B12 - - Not Used
C1 PU 6 Starter Solenoid Crank Voltage
C2 BK 1250 Ground
C3 PK 339 Ignition 1 Voltage
C4 PK 139 Ignition 1 Voltage (Gas)
PK 139 Ignition 1 Voltage (Gas)
C5-C9 - - Not Used
C10 PK 239 Ignition 1 Voltage (Gas)
C11-C12 - - Not Used
D1-D3 - - Not Used
D4 PK 139 Ignition 1 Voltage
PK 139 Ignition 1 Voltage
D5-D7 - - Not Used
D8 RD/WH 740 Ignition 1 Voltage (Diesel)
D9 - - Not Used
D10 PK 239 Ignition 1 Voltage (Gas)
PK 239 Ignition 1 Voltage (4.8L/5.3L/6.0L)
D11 - - Not Used
D12 D-GN/WH 459 A/C Compressor Clutch Relay Control (C60)
E1 PK 539 Ignition 1 Voltage (Gas)
PK 539 Ignition 1 Voltage (Gas)
E2 PK 439 Ignition 1 Voltage
PK 439 Ignition 1 Voltage (Diesel)
E3 - - Not Used
E4 PK 139 Ignition 1 Voltage (Gas)
PK 139 Ignition 1 Voltage (Gas)
E5 - - Not Used
E6 RD/WH 140 Battery Positive Voltage (Gas)
E7 - - Not Used
E8 RD/WH 740 Ignition 1 Voltage (Diesel)
RD/WH 740 Ignition 1 Voltage (Diesel)
E9 - - Not Used
E10 PK 239 Ignition 1 Voltage
PK 239 Ignition 1 Voltage
E11-E12 - - Not Used
F1 PK 1539 Ignition 1 Voltage (Gas)
PK 1539 Ignition 1 Voltage (Gas)
F2 PK 1020 Ignition 0 Voltage (Diesel)
F3 PK 1020 Ignition 0 Voltage (Gas)
PK 1020 Ignition 0 Voltage
F4 D-GN 1329 Horn Fuse Supply Voltage
F5 - - Not Used
F6 RD/WH 840 Ignition 1 Voltage (Diesel)
F7 - - Not Used
F8 D-GN/WH 465 Fuel Pump Relay Control
F9-F10 - - Not Used
F11 D-GN 1324 Backup Lamp Supply Voltage
F12 D-GN 59 A/C Compressor Clutch Supply Voltage (C60)
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 L-GN/BK 584 A/T Shift Lock Control Switch Supply Voltage
A2 WH 1390 Accy/Run/Start Voltage
A3 YE 5 Crank Voltage
A4 RD/WH 4440 Battery Positive Voltage (C49/DE5/DE7)
A5 - - Not Used
A6 RD/WH 540 Battery Positive Voltage
A7 PK 1439 Ignition 1 Voltage (DF5)
A8 - - Not Used
A9 BN 441 Ignition 3 Voltage
A10 OG 4040 Battery Positive Voltage
A11 YE 343 Accessory Voltage
YE 343 Accessory Voltage (Diesel)
A12 - - Not Used
B1 PK/WH 1970 Headlamp Low Beam Relay Control
B2 - - Not Used
B3 RD/WH 1140 Battery Positive Voltage
B4 D-BU 47 Trailer Auxiliary Supply Voltage (UY7)
B5 RD/WH 3540 Battery Positive Voltage
B6 BN 2109 Trailer Park Lamps Supply Voltage (Cutaway/UY7)
B7 RD/WH 2940 Battery Positive Voltage (UY7)
B8 PK 39 Ignition 1 Voltage
B9-B10 - - Not Used
B11 WH 17 Stop Lamp Switch Signal (Cutaway)
B12 - - Not Used
C1 D-GN 5365 Right DRL/Turn Supply Voltage
C2 RD/WH 2240 Battery Positive Voltage
C3 TN 28 Horn Relay Control
TN 28 Horn Relay Control
C4-C7 - - Not Used
C8 D-GN/WH 636 Ambient Air Temperature Sensor Signal (DF5)
C9 - - Not Used
C10 YE 143 Accessory Voltage
C11 - - Not Used
C12 PK 739 Ignition 1 Voltage
D1 RD/WH 2140 Battery Positive Voltage
D2 - - Not Used
D3 PK 439 Ignition 1 Voltage (Gas w/K34 w/o JL4)
PK 1339 Ignition 1 Voltage (JL4)
BN 341 Ignition 1 Voltage (JL4)
D4 PK 1139 Ignition 1 Voltage (Light Duty w/o YF7)
PK 1139 Ignition 1 Voltage
D5 TN/WH 1969 Headlamp High Beam Relay Control
D6-D7 - - Not Used
D8 D-GN 19 Right Rear Stop/Turn Lamp Supply Voltage (Cutaway/UY7)
D9 - - Not Used
D10 RD/WH 340 Battery Positive Voltage
D11 D-BU/WH 149 Courtesy Lamp Supply Voltage (Cutaway)
D12 - - Not Used
E1 D-BU 5364 Left DRL/Turn Supply Voltage
E2 RD/WH 1040 Battery Positive Voltage
E3 PK 3 Ignition 1 Voltage
E4 PK 1139 Ignition 1 Voltage
E5 BN 4 Accessory Voltage
E6 OG 228 Windshield Washer Pump Control
E7 - - Not Used
E8 PU 420 TCC Brake Switch/Cruise Control Release Signal (K34 w/o JL4)
E9 PU 420 TCC Brake Switch/Cruise Control Release Signal
E10 RD/WH 2340 Battery Positive Voltage
E11 YE/BK 1334 Left Rear Turn Signal Lamp Supply Voltage (Cutaway)
E12 PK 739 Ignition 1 Voltage
PK 739 Ignition 1 Voltage
F1 RD/WH 1240 Battery Positive Voltage (AU0)
F2 RD/WH 640 Battery Positive Voltage
RD/WH 640 Battery Positive Voltage
F3 BN 2309 Front Park Lamps Supply Voltage
F4 PK 1020 Ignition 0 Voltage
F5 OG 2268 Windshield Washer Relay Control
F6 - - Not Used
F7 TN/WH 1704 Low Reference (DF5)
F8 - - Not Used
F9 YE 18 Left Rear Stop/Turn Lamp Supply Voltage (Cutaway/UY7)
F10 RD/WH 1540 Battery Positive Voltage
F11 D-GN/WH 1335 Right Rear Turn Signal Lamp Supply Voltage (Cutaway)
F12 - - Not Used
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-A3 - - Not Used
A4 PK 1020 Ignition 0 Voltage (Diesel)
A5 RD/WH 440 Battery Positive Voltage (K08)
A6 PK 439 Ignition 1 Voltage (Diesel)
B1 L-GN 1624 Trailer Backup Lamps Supply Voltage (Cutaway/UY7)
B2 OG 1340 Battery Positive Voltage (UY7)
OG 1340 Battery Positive Voltage (UY7)
B3-B5 - - Not Used
B6 D-GN/WH 1335 Right Rear Turn Signal Lamp Supply Voltage (Cutaway)
C1 D-GN 619 Right Rear Turn Signal Lamp Supply Voltage (Cutaway/UY7)
C2 D-BU 47 Trailer Auxiliary Supply Voltage (UY7)
C3-C4 - - Not Used
C5 GY 120 Fuel Pump Supply Voltage (Gas)
L-GN 1058 Fuel Pump Supply Voltage (Diesel)
C6 YE/BK 1334 Left Rear Turn Signal Lamp Supply Voltage (Cutaway)
D1 BN 2109 Trailer Park Lamps Supply Voltage (Cutaway/UY7)
D2 YE 618 Left Rear Turn Signal Lamp Supply Voltage (Cutaway/UY7)
D3-D6 - - Not Used
E1 BN 441 Ignition 3 Voltage
E2 - - Not Used
E3 PK 1739 Ignition 1 Voltage (Diesel)
E4 - - Not Used
E5 D-BU/WH 149 Courtesy Lamp Supply Voltage (Cutaway)
E6 - - Not Used
F1 PU 420 TCC Brake Switch/Cruise Control Release Signal
F2 - - Not Used
F3 WH 17 Stop Lamp Switch Signal (Cutaway)
F4-F6 - - Not Used
Fuse Block - Underhood - C4

GM823321Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15326952
  • 16-Way F 280 Series (BK)
Pin Wire Color Circuit No. Function
A TN/WH 1704 Low Reference (DF5)
B D-GN/WH 636 Ambient Air Temperature Sensor Signal (DF5)
C-D - - Not Used
E YE 712 Left Headlamp Low Beam Supply Voltage
F TN/WH 312 Right Headlamp Low Beam Supply Voltage
G-H - - Not Used
J BN 2309 Front Park Lamps Supply Voltage
K BN 2309 Front Park Lamps Supply Voltage
L BN 2309 Front Park Lamps Supply Voltage
M BN 2309 Front Park Lamps Supply Voltage
N L-BU 2114 Left Front Turn Signal Lamps Supply Voltage
P D-BU 2115 Right Front Turn Signal Lamps Supply Voltage
R L-GN/BK 311 Right Headlamp High Beam Supply Voltage
S D-GN/WH 711 Left Headlamp High Beam Supply Voltage
Fuse Block - Underhood - C5

GM647937Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193696
  • 2-Way F MaxiFuse (BN)
Pin Wire Color Circuit No. Function
A RD/BK 342 Battery Positive Voltage
B RD/BK 142 Battery Positive Voltage
Fuse Block - Underhood - C6

GM647935Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193694
  • 2-Way F MaxiFuse (L-GY)
Pin Wire Color Circuit No. Function
A - - Not Used
B RD/BK 542 Battery Positive Voltage
Fuse Block - Underhood - C7

GM647933Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193693
  • 2-Way F MaxiFuse (BK)
Pin Wire Color Circuit No. Function
A RD/BK 642 Battery Positive Voltage (w/o JL4)
RD 442 Battery Positive Voltage (JL4)
B - - Not Used
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