Engine Electrical Connectors

2004 Oldsmobile Bravada AWDSECTION Engine Electrical Connectors
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Auxiliary Battery Relay (TP2)

GM635009Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052641
  • 2-Way F Metri-Pack 150 Series (BLK)
Pin Wire Color Circuit No. Function
A BRN 241 Ignition 3 Voltage
B BLK 550 Ground
Battery Cut Off Switch (HP2)

GM1399241Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 6189-1046
  • 5-Way F TS Series, Sealed (BLK)
Pin Wire Color Circuit No. Function
1 WHT 1-BCO Ground
2 WHT 2-BCO BCO Status
3 WHT 3-BCO BCO Control - A
4 WHT 4-BCO BCO Control - B
5 WHT 5-BCO Battery Positive Voltage
Clutch Start Switch (M/T)

GM73231Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064860
  • 6-Way F Metri-Pack 150 Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A PPL 420 Cruise Control Release Signal
B BRN/WHT 379 CPP Switch Signal
C PNK 639 Ignition 1 Voltage
D DK GRN 1433 Clutch Start Switch Signal
E BRN 441 Ignition 3 Voltage
F GRY 48 CPP Switch Signal
Current Sensor (HP2)

GM814536Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 174966-2
  • 4-Way F Multilock Series (BLK)
Pin Wire Color Circuit No. Function
1 WHT 1-CS Current Sensor Signal - A
2 WHT 2-CS Current Sensor Signal - B
3 WHT 3-CS Compensating Coil Voltage
4 WHT 4-CS Low Reference
Energy Storage Box (ESB) Fan (HP2)

GM1459284Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 163120-0
  • 4-Way F (BLK)
Pin Wire Color Circuit No. Function
1 WHT 1-FAN Fan Speed Signal
2 WHT 2-FAN Low Reference
3 - - Not Used
4 WHT 4-FAN 5 Volt Reference
Energy Storage Control Module (ESCM) - C1 (HP2)

GM1457326Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 967224-C1
  • 30-Way F (BLK)
Pin Wire Color Circuit No. Function
1 WHT 1-NTC-1 Temperature Sensor Signal - 1
2 WHT 1-NTC-2 Temperature Sensor Signal - 2
3 - 7 - - Not Used
8 WHT 2-BCO BCO Control - A
9 WHT 4-BCO BCO Control - B
10 WHT 2-BCO BCO Status
11 WHT 1-BCO Ground
12 WHT 2-CS Current Sensor Signal - A
13 WHT 3-CS Compensating Coil Voltage
14 WHT 5-BCO Battery Positive Voltage
15 WHT 2-FAN Low Reference
16 - - Not Used
17 WHT 2-NTC-2 Low Reference
18 WHT 2-NTC-1 Low Reference
19 WHT 2-NTC-3 Low Reference
20 WHT 1-NTC-3 Temperature Sensor Signal - 3
21 WHT 1-R2 Voltage Sensor Signal - 2
22 - - Not Used
23 WHT 1-R1 Voltage Sensor Signal - 1
24 WHT 1-R4 Voltage Sensor Signal - 4
25 WHT 1-R3 Voltage Sensor Signal - 3
26 - - Not Used
27 WHT 1-CS Current Sensor Signal - A
28 WHT 4-CS Low Reference
29 WHT 4-FAN 5 Volt Reference
30 WHT 1-FAN Fan Speed Signal
Energy Storage Control Module (ESCM) - C2 (HP2)

GM1457328Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 967224-C2
  • 48-Way F (BLK)
Pin Wire Color Circuit No. Function
1 - 14 - - Not Used
15 WHT 1-CAR High Speed GMLAN Serial Data (+)
18 WHT 7-CAR Ignition 1 Voltage
19 - 23 - - Not Used
24 WHT GND-CAR Ground
25 - 38 - - Not Used
39 WHT 2-CAR High Speed GMLAN Serial Data (-)
40 - 41 - - Not Used
42 WHT 8-CAR Ignition 0 Voltage
43 - 47 - - Not Used
48 WHT 3-CAR Battery Positive Voltage
Energy Storage Control Module (ESCM) - C3 (HP2)

GM1457330Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 967224-C2
  • 2-Way F (BLK)
Pin Wire Color Circuit No. Function
L - H - - Not Used
Generator - Gas (W/SBA)

GM697046Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12186568
  • 4-Way F Metri-Pack 150 Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A DK BLU 5668 Engine On Signal
B BRN 25 Charge Indicator Control
C GRY 23 Generator Field Duty Cycle Signal
D - - Not Used
Generator - Gas (W/O SBA)

GM647991Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15355066
  • 2-Way F Metri-Pack 150 Series Sealed (BGE)
Pin Wire Color Circuit No. Function
A - - Not Available
B BRN 25 Charge Indicator Control
C GRY 23 Generator Field Duty Cycle Signal
D - - Not Available
Generator - Left - Diesel

GM647991Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15355066
  • 2-Way F Metri-Pack 150 Series Sealed (BGE)
Pin Wire Color Circuit No. Function
A - - Not Available
B BRN 25 Charge Indicator Control
C GRY 23 Generator Field Duty Cycle Signal
D - - Not Available
Generator - Right - Diesel

GM696955Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12186566
  • 1-Way F Metri-Pack 150 Series Sealed (NAT)
Pin Wire Color Circuit No. Function
A - - Not Available
B BRN 2524 Generator 2 Turn On Signal
C-D - - Not Available
Hybrid Control Module (HCM) (W/HP2)

GM1228485Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15430224
  • 56-Way F Micro-Pack 64 Series Sealed (BLU)
Pin Wire Color Circuit No. Function
1 ORN 1940 Battery Positive Voltage
2 PNK 1020 Ignition 0 Voltage
3 - 7 - - Not Used
8 PNK/BLK 109 Hood Ajar Switch Signal
9 PPL 5681 APO Switch Signal
10 - 11 - - Not Used
12 PNK 1939 Ignition 1 Voltage
13 - 27 - - Not Used
28 PPL/WHT 5687 Class 2 Serial Data
29 BLK/WHT 451 Ground
30 - 33 - - Not Used
34 ORN/BLK 1057 Low Reference
35 - 39 - - Not Used
40 TAN/WHT 2500 High Speed GMLAN Serial Data (+)
41 TAN 2501 High Speed GMLAN Serial Data (-)
42 - - Not Used
43 BLK/WHT 451 Ground
44 - - Not Used
45 YEL 5680 APO Switch Indicator Control
46 - 47 - - Not Used
48 PNK/WHT 5537 Transmission Pump Relay Control
49 PPL/WHT 5539 Power Maintain Relay Coil Control
50 - - Not Used
51 WHT 5542 Auxiliary Heater Pump Relay Control
52 BRN/WHT 5682 Low Reference
53 - - Not Used
54 TAN/WHT 2500 High Speed GMLAN Serial Data (+)
55 TAN 2501 High Speed GMLAN Serial Data (-)
56 - - Not Used
Starter/Generator Control Module SGCM - C1 (HP2)

GM1374873Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15416791
  • 2-Way F Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A - - Not Used
B - - Not Used
Starter/Generator Control Module SGCM - C2 (HP2)

GM1374874Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15416792
  • 2-Way F Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A BLK 50 Ground
B RED 102 Battery Positive Voltage
Starter/Generator Control Module SGCM - C3 (HP2)

GM1374872Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15416789
  • 2-Way F Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A RED 5084 High Voltage Battery (+)
B BLK 5691 High Voltage Battery (-)
Starter/Generator Control Module SGCM - C4 (HP2)

GM39784Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12129225
  • 24-Way F Micro-Pack 100 Series Sealed (GRY)
Pin Wire Color Circuit No. Function
1 TAN/WHT 2500 High Speed GMLAN Serial Data (+)
2 TAN/WHT 2500 High Speed GMLAN Serial Data (+)
3 - 6 - - Not Used
7 YEL/BLK 625 Starter Enable Relay Control
8 PNK 1020 Ignition 0 Voltage
9 LT BLU/BLK 647 Medium Resolution Engine Speed Signal
10 - 11 - - Not Used
12 WHT 2368 Cooling Fan Clutch Supply Voltage
13 TAN 2501 High Speed GMLAN Serial Data (-)
14 TAN 2501 High Speed GMLAN Serial Data (-)
15 - 20 - - Not Used
21 WHT 121 Engine Speed Signal
22 - 23 - - Not Used
24 PNK 2014 Coolant Pump Relay Control
Starter/Generator Control Module SGCM - C5 (HP2)

GM1391786Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15416860
  • 7-Way F GT 280/150 Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A - - Not Used
B WHT 5685 APO Neutral
C ORN 5595 High Voltage Interlock Loop Signal - 2
D BLK 50 Ground
E PPL 5087 High Voltage Interlock Loop Signal - 1
F DK GRN 5686 Ground
G BLK 5683 APO Phase A
Temperature Sensor - Battery 1 (HP2)

GM1459283Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 1-968699-1
  • 2-Way F (BLK)
Pin Wire Color Circuit No. Function
1 WHT 1-NTC-1 Temperature Sensor Signal - 1
2 WHT 2-NTC-1 Low Reference
Temperature Sensor - Battery 2 (HP2)

GM1459283Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 1-968699-1
  • 2-Way F (BLK)
Pin Wire Color Circuit No. Function
1 WHT 1-NTC-2 Temperature Sensor Signal - 2
2 WHT 2-NTC-2 Low Reference
Temperature Sensor - Battery 3 (HP2)

GM1459283Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 1-968699-1
  • 2-Way F (BLK)
Pin Wire Color Circuit No. Function
1 WHT 1-NTC-3 Temperature Sensor Signal - 3
2 WHT 2-NTC-3 Low Reference
Voltage Sensor - 1 (HP2)

GM1399242Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 925324-2
  • 1-Way F (WHT)
Pin Wire Color Circuit No. Function
A WHT 1-R1 Voltage Sensor Signal - 1
Voltage Sensor - 2 (HP2)

GM1399242Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 925324-2
  • 1-Way F (WHT)
Pin Wire Color Circuit No. Function
A WHT 1-R2 Voltage Sensor Signal - 2
Voltage Sensor - 3 (HP2)

GM1399242Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 925324-2
  • 1-Way F (WHT)
Pin Wire Color Circuit No. Function
A WHT 1-R3 Voltage Sensor Signal - 3
Voltage Sensor - 4 (HP2)

GM1399242Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 925324-2
  • 1-Way F (WHT)
Pin Wire Color Circuit No. Function
A WHT 1-R4 Voltage Sensor Signal - 4
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.