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Electrical Center Identification Views

WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Junction Block-Underhood Top - Label
GM1335769Courtesy of GENERAL MOTORS CORP.
Junction Block-Underhood Application Table - Top

Fuse/Circuit Breaker Rating Description
A/C RLY (CMPR) 10A A/C CMPR Relay, and Generator
BLOWER MOTOR 30A Blower Motor Control Processor
DRL/EXT LTS 15A DRL RLY Relay, Headlamp - Left, and Emergency Vehicle Headlamps Flasher (6J7)
EXT LTS 10A Headlamp - Right
FOG RLY 10A FOG LTS Relay
F/PMP RLY 15A FUEL PUMP Relay
HORN RLY 15A HORNS Relay
LEFT I/P 60A Junction Block - Left I/P including; CLSTR/BCM Fuse (10A), DR LK Fuse (20A), HEADLAMP RELAY, LH HTD ST/BCM Fuse (15A), PWR MIR Fuse (2A), RETAINED ACCSRY PWR RELAY, and RETAINED ACCSRY PWR BRKR Circuit Breaker (30A)
PCM 15A Powertrain Control Module (PCM)
RT I/P #1 60A Junction Bloc k -Right I/P including; BACK UP LP Relay, BATT RUNDOWN PROTECTION RELAY, B/U LP Fuse (10A), DIC/RKE Fuse (10A), I/P BRP Fuse (10A), TRK/ROOF BRP Fuse (15A), FRT PARK LP Fuse (15A), PARK LP Relay, PWR DROP Fuse (15A), PWR SEATS BRKR Circuit Breaker (30A), REAR PRK LP Fuse (15A), and RH HTD ST Fuse (15A)
RT I/P #2 60A Junction Block - Right I/P including; AUX PWR Fuse (20A), BRK SW Fuse (15A), C/LTR Fuse (15A), HAZ SW Fuse (15A), and HVAC BLO Fuse (25A)
U/HOOD #1 60A Junction Block - Underhood (Top) including; A/C RLY (CMPR) Fuse (10A), DRL/EXT LTS Fuse (15A), EXT LTS Fuse (10A), FOG RLY Fuse (10A) (T96), F/PMP RLY Fuse (15A), HORN RLY Fuse (15A), PCM Fuse (15A), Stop Lamp - Left Fuse (15A) and Stop Lamp - Right Fuse (15A)
Spot Lamp - L (9C1/9C3) 15A Spot Lamp - Left (7X6/7X7)
Spot Lamp - R (9C1/9C3) 15A Spot Lamp - Right (7X7)
Fig 2: Junction Block-Underhood Top - Top View
GM887133Courtesy of GENERAL MOTORS CORP.
Fig 3: Junction Block-Underhood Top-Bottom View
GM1357367Courtesy of GENERAL MOTORS CORP.
Junction Block Terminal Identification - Underhood Wire Entry Pinout - Top

Connector Part Information
  • 15429303
  • 66-Way F Convenience Center (BLK)
  • Indexing May Vary
Pin Wire Color Circuit No. Function
A1 BLK/WHT 1251 Ground
A3 GRY 120 Fuel Pump Supply Voltage
A4 DK GRN/WHT 1317 Fog Lamp Relay Control (T96)
A6 ORN 840 Battery Positive Voltage (T96)
A8-A10 - - Not Used
B1 ORN 1040 Battery Positive Voltage
B2 - - Not Used
B3 DK GRN/WHT 465 Fuel Pump Relay Control
B4 PPL 34 Fog Lamps Supply Voltage (T96)
B5 - - Not Used
B6 ORN 840 Battery Positive Voltage (T96)
B8 PNK 239 Ignition 1 Voltage
PNK 239 Ignition 1 Voltage
B9 - - Not Used
B10 PPL 6 Starter Solenoid Crank Voltage
C1 ORN 1340 Battery Positive Voltage
ORN 1340 Battery Positive Voltage
C3 DK BLU 593 DRL Headlamp High Beam Supply Voltage
C4 BLK 28 Horn Relay Control
C6 ORN 1540 Battery Positive Voltage
C8 RED 102 Battery Positive Voltage
C10 YEL/BLK 625 Starter Enable Relay Control
D1 BLK 150 Ground
D2 ORN 1340 Battery Positive Voltage
ORN 1340 Battery Positive Voltage (9C1)
D3 LT GRN/BLK 592 DRL Relay Control
D4 DK GRN 29 Horn Control
D5 - - Not Used
D6 ORN 1540 Battery Positive Voltage
D8-D10 - - Not Used
E8 RED 1 Battery Positive Voltage
E11 RED 442 Battery Positive Voltage
G6 ORN 1540 Battery Positive Voltage
ORN 1540 Battery Positive Voltage
G7 RED 842 Battery Positive Voltage (w/o 9C1)
G8 BLK/WHT 2711 Stop Lamps Supply Voltage (9C1)
G9 RED 842 Battery Positive Voltage (9C1)
G10 BLK 2710 Stop Lamps Supply Voltage (9C1)
G11 - - Not Used
H6 ORN 840 Battery Positive Voltage (T96)
ORN 840 Battery Positive Voltage (T96)
H7 RED 842 Battery Positive Voltage
H8 ORN 1040 Battery Positive Voltage
H9 RED 842 Battery Positive Voltage
H10 ORN 1340 Battery Positive Voltage
ORN 1340 Battery Positive Voltage
H11 - - Not Used
J6 ORN 1440 Battery Positive Voltage
ORN 1440 Battery Positive Voltage
J7 RED 842 Battery Positive Voltage
J8 ORN 1740 Battery Positive Voltage
J9 RED 842 Battery Positive Voltage
J10 ORN 140 Battery Positive Voltage
ORN 140 Battery Positive Voltage
J11 - - Not Used
K1 RED 242 Battery Positive Voltage
K2 RED 342 Battery Positive Voltage
K3 RED 742 Battery Positive Voltage
K4 RED 842 Battery Positive Voltage
L1-L4 - - Not Used
Fig 4: Junction Block-Underhood - Bottom - Label
GM729611Courtesy of GENERAL MOTORS CORP.
Junction Block-Underhood Application - Bottom

Fuse/Circuit Breaker Rating Description
A/C RLY (COIL) 10A A/C CMPR Relay
COOLING FANS 60A FAN CONT #1 Fuse (25A) and FAN CONT #2 & 3 Fuse (25A)
DFI MDL 15A Ignition Control Module (ICM)
ENG DEVICES 10A Evaporative Emissions (EVAP) Canister Purge Solenoid, and Mass Air Flow (MAF) Sensor
FAN CONT #1 25A FAN CONT #1 Relay
FAN CONT #2 & 3 25A FAN CONT #2 Relay and FAN CONT #3 Relay
FUEL INJ 15A Fuel Injectors 1, 2, 3, 4, 5, and 6
IGN SW 60A Ignition Switch and Junction Block-Left I/P including; ABS/PCM Fuse (10A), A/C/CRUISE Fuse (10A) A/C FAN Fuse (20A), BCM Fuse (10A), CIG/AUX Fuse (10A), CRUISE Fuse (2A), PCM/BCM/CLSTR Fuse (10A), PCM (CRANK) Fuse (10A), STOP Fuse (10A), SRS Fuse (10A), TURN SIGNAL Fuse (15A), and WSW Fuse (25A)
OXY SEN 15A Heated Oxygen Sensor (HO2S) Sensor 1, and Heated Oxygen Sensor (HO2S) Sensor 2
RT IP #3 60A HTD MIR Fuse (10A), RADIO Fuse (15A), REAR DEFOG BRKR Circuit Breaker (30A), and REAR DEFOG RELAY
TRANS SOL 10A 1-2 Shift Solenoid (1-2 SS Valve), 2-3 Shift Solenoid (2-3 SS Valve), Torque Convertor Clutch (TCC) Solenoid Valve
U/HOOD #2 60A A/C RLY (COIL) Fuse (10A), AIR PMP RLY Fuse (30A) (NC8), DFI MDL Fuse (15A), ENG DEVICES Fuse (10A), FUEL INJ Fuse (15A), IGN RLY Relay, OXY SEN Fuse (15A), and TRANS SOL Fuse (10A)
Fig 5: Junction Block-Underhood - Bottom - Top View
GM515955Courtesy of GENERAL MOTORS CORP.
Fig 6: Junction Block-Underhood Bottom - Bottom View
GM515950Courtesy of GENERAL MOTORS CORP.
Junction Block-Underhood Wire Entry Pinout Terminal Identification - Bottom

Connector Part Information
  • 12176369
  • 66-Way F Convenience Center (BLK)
  • Indexing May Vary
Pin Wire Color Circuit No. Function
A1-A10 - - Not Used
B1 ORN 740 Battery Positive Voltage
ORN 740 Battery Positive Voltage
B2 - - Not Used
B3 LT BLU 409 Cooling Fan Motor Supply Voltage
B4 ORN 740 Battery Positive Voltage
B5 LT BLU 409 Cooling Fan Motor Supply Voltage
B6 BLK 250 Ground
B8 ORN 640 Battery Positive Voltage
B9 - - Not Used
B10 GRY 532 Cooling Fan Motor Supply Voltage
C1 ORN 740 Battery Positive Voltage
ORN 740 Battery Positive Voltage
C3 DK BLU 473 High Speed Cooling Fan Relay Control
C4 WHT 504 Cooling Fan Motor Supply Voltage
C6 DK BLU 473 High Speed Cooling Fan Relay Control
DK BLU 473 High Speed Cooling Fan Relay Control
C8 ORN 640 Battery Positive Voltage
ORN 640 Battery Positive Voltage
C10 DK GRN 335 Low Speed Cooling Fan Relay Control
D1-D6 - - Not Used
D8-D10 - - Not Used
E6 BLK/WHT 1251 Ground
E8 RED 442 Battery Positive Voltage
E9 DK GRN/WHT 459 A/C Compressor Clutch Relay Control
E11 DK GRN 59 A/C Compressor Clutch Supply Voltage
F6 DK GRN 591 Ignition 1 Voltage
F7 - - Not Used
F8 PNK 239 Ignition 1 Voltage
F9 ORN 140 Battery Positive Voltage
F10 - - Not Used
F11 PNK 439 Ignition 1 Voltage
G6 ORN 740 Battery Positive Voltage
G7 RED 142 Battery Positive Voltage
G8 ORN 640 Battery Positive Voltage
G9 - 142 Battery Positive Voltage Bus
G10-G11 - - Not Used
H6 PNK 639 Ignition 1 Voltage
H7 - 591 Battery Positive Voltage Bus
H8 PNK 839 Ignition 1 Voltage
H9 DK GRN 591 Ignition 1 Voltage
H10 PNK 439 Ignition 1 Voltage
H11 - 591 Battery Positive Voltage Bus
J6 PNK 739 Ignition 1 Voltage
J7 DK GRN 591 Ignition 1 Voltage
J8 PNK 539 Ignition 1 Voltage
J9 DK GRN 591 Ignition 1 Voltage
J10 PNK 1039 Ignition 1 Voltage
J11 - 591 Battery Positive Voltage Bus
K1 RED 42 Battery Positive Voltage
K2 RED 1042 Battery Positive Voltage
K3 - - Not Used
K4 RED 142 Battery Positive Voltage
L1 - 1 Battery Positive Voltage Bus
L2 - 1 Battery Positive Voltage Bus
L3 - 1 Battery Positive Voltage Bus
L4 - 1 Battery Positive Voltage Bus
Fig 7: Junction Block-Left I/P - Label
GM515602Courtesy of GENERAL MOTORS CORP.
Junction Block-Left I/P Application Table

Fuse/Circuit Breaker Rating Description
ABS/PCM 10A CRANK RLY Relay, Electronic Brake Control Module (EBCM), Evaporative Emissions (EVAP) Canister Vent Solenoid, IGN RLY Relay, Powertrain Control Module (PCM), and Stop Lamp Switch
A/C/CRUISE 10A Air Temperature Actuator-Left, Air Temperature Actuator-Right, Cruise Control Module (CCM), Driver Information Center (DIC) (U68), HVAC Control Module, and Inside Rearview Mirror
A/C FAN 20A HVAC Control Module
BCM 10A Body Control Module (BCM)
CIG/AUX (Optional) 10A Auxiliary Power Drop Connector and Blunt Cut Wire (9C1/9C3)
CLSTR/BCM 10A Body Control Module (BCM), Data Link Connector (DLC), and Instrument Panel Cluster (IPC)
CRUISE 2A Cruise Control ON/OFF Switch, and Cruise Control Release Switch
DR LK 20A Body Control Module (BCM)
LH HTD ST/BCM 15A Body Control Module (BCM), and Heated Seat Relay-Driver
PCM/BCM/CLSTR 10A Body Control Module (BCM), Powertrain Control Module (PCM) and, Instrument Panel Cluster (IPC)
PCM (CRANK) 10A Powertrain Control Module (PCM)
PWR MIR 2A Outside Rearview Mirror Switch
RETAINED ACCSRY PWR BRKR 30A Sunroof Module (CF5), Window Switch-Driver, and Window Switch-Front Passenger (Monte Carlo)
SRS 10A Inflatable Restraint Sensing and Diagnostic Module (SDM)
STOP 10A Body Control Module (BCM), and Stop Lamp Switch
STR COL 2A Steering Wheel Controls-Left, and Steering Wheel Controls-Right
TURN SIGNAL 15A Hazard Switch
WSW 25A Windshield Wiper System Module, and Windshield Wiper/Washer Switch
Fig 8: Junction Block-Left I/P - Top View - Outside Devices
GM516683Courtesy of GENERAL MOTORS CORP.
Junction Block-Left I/P Terminal Identification - C2

GM366000Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193908
  • 68-Way F Metri-Pack 280 Series, Flexlock (NAT)
Pin Wire Color Circuit No. Function
A1 - - Not Used
A2 YEL 685 Left Turn Signal Lamps Supply Voltage (Monte Carlo)
A3 - - Not Used
A4 TAN 686 Right Turn Signal Lamps Supply Voltage (Monte Carlo)
A5 LT GRN 262 Driver Door Key Switch Signal (w/o 9C1/9C3)
A6 DK BLU 1307 Power Window Master Switch Lockout Signal (Impala w/o6N5)
A7-A9 - - Not Used
A10 GRY 8 Instrument Panel Lamp Supply Voltage - 1
GRY 8 Instrument Panel Lamp Supply Voltage - 1
A11-A12 - - Not Used
B1 GRY 295 Door Lock Actuator Lock Control
GRY 295 Door Lock Actuator Lock Control (Impala)
B2 - - Not Used
B3 BRN/WHT 1571 Traction Control Switch Signal (Monte Carlo)
B4 TAN 294 Door Lock Actuator Unlock Control (Impala)
B5 TAN 694 Driver Door Lock Actuator Unlock Control
B6 DK BLU 1307 Power Window Master Switch Lockout Signal (Impala)
B7 ORN/BLK 781 Driver Door Lock Switch Unlock Signal
B8-B9 - - Not Used
B10 GRY 8 Instrument Panel Lamp Supply Voltage - 1 (w/o 9C1/9C3)
B11-C1 - - Not Used
C2 WHT 17 Stop Lamp Switch Signal
C3 WHT 1310 EVAP Canister Vent Solenoid Control
C4 DK BLU 49 Door Open Switch Signal
C5 ORN/BLK 1840 Battery Positive Voltage (w/o 9C1/9C3)
C8 YEL 1127 Trip Computer Class 2 Serial Data (w/o 9C1/9C3)
C9 BRN 141 Ignition 3 Voltage (w/o 9C1/9C3)
C10 GRY 8 Instrument Panel Lamp Supply Voltage - 1 (Monte Carlo)
GRY 8 Instrument Panel Lamp Supply Voltage - 1 (Monte Carlo)
C11-C12 - - Not Used
D1 YEL 343 Accessory Voltage (w/o 9C1/9C3)
D2 ORN 267 Heated Mirror/Rear Defog Relay Coil Supply Voltage (w/o 9C1/9C3)
D3 DK GRN/WHT 1135 A/T Shift Lock Control Solenoid Supply Voltage (w/o 9C1/9C3)
D4 DK BLU/WHT 727 Door Open Switch Signal (Impala)
D5 - - Not Used
D8 DK BLU 1128 SDM Class 2 Serial Data
D9-D10 - - Not Used
D11 PNK 239 Ignition 1 Voltage
D12 - - Not Used
E1 YEL 343 Accessory Voltage
E2-E5 - - Not Used
E6 ORN 2040 Battery Positive Voltage
E7 TAN/WHT 816 A/T Shift Lock Solenoid Supply Voltage (w/o 9C1/9C3)
E8 LT GRN 1844 Park Brake Indicator Supply Voltage
E9-E12 - - Not Used
F1-F2 - - Not Used
F3 GRY 118 Left Front Speaker Output (-)
F4 TAN 201 Left Front Speaker Output (+)
F5-F9 - - Not Used
F10 YEL 1139 Ignition 1 Voltage
F11-F12 - - Not Used
Fig 9: Junction Block-Left I/P - Bottom View - Inside Devices
GM516684Courtesy of GENERAL MOTORS CORP.
Junction Block-Left I/P - C1

GM362761Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193906
  • 68-Way F Metri-Pack 280 Series, Flexlock (BLK)
Pin Wire Color Circuit No. Function
A1 YEL 143 Accessory Voltage (9C1/9C3)
A2 GRY 8 Instrument Panel Lamp Supply Voltage - 1
GRY 8 Instrument Panel Lamp Supply Voltage - 1
A3 GRY 8 Instrument Panel Lamp Supply Voltage - 1
GRY 8 Instrument Panel Lamp Supply Voltage - 1 (w/o D55)
A4 - - Not Used
A5 WHT 156 Courtesy Lamp Low Control
WHT 156 Courtesy Lamp Low Control
A6 WHT 156 Courtesy Lamp Low Control
A7 - - Not Used
A8 LT GRN 262 Driver Door Key Switch Signal (If Equipped)
A9 DK BLU 15 Right Turn Signal Lamps Supply Voltage (Impala)
DK BLU 15 Right Turn Signal Lamps Supply Voltage (Impala)
A9 TAN 686 Right Turn Signal Lamps Supply Voltage (Monte Carlo)
TAN 686 Right Turn Signal Lamps Supply Voltage (Monte Carlo)
A10 DK BLU 15 Right Turn Signal Lamps Supply Voltage (Impala)
DK BLU 15 Right Turn Signal Lamps Supply Voltage (Impala)
A10 TAN 686 Right Turn Signal Lamps Supply Voltage (Monte Carlo)
TAN 686 Right Turn Signal Lamps Supply Voltage (Monte Carlo)
A11 LT BLU 14 Left Turn Signal Lamps Supply Voltage (Impala)
LT BLU 14 Left Turn Signal Lamps Supply Voltage (Impala)
A11 YEL 685 Left Turn Signal Lamps Supply Voltage (Monte Carlo)
YEL 685 Left Turn Signal Lamps Supply Voltage (Monte Carlo)
A12 LT BLU 14 Left Turn Signal Lamps Supply Voltage (Impala)
LT BLU 14 Left Turn Signal Lamps Supply Voltage (Impala)
A12 YEL 685 Left Turn Signal Lamps Supply Voltage (Monte Carlo)
YEL 685 Left Turn Signal Lamps Supply Voltage (Monte Carlo)
B1 YEL 43 Accessory Voltage
B2 GRY 8 Instrument Panel Lamp Supply Voltage - 1
GRY 8 Instrument Panel Lamp Supply Voltage - 1
B3 GRY 8 Instrument Panel Lamp Supply Voltage - 1
GRY 8 Instrument Panel Lamp Supply Voltage - 1 (Impala LS/ Monte Carlo SS)
B4 BRN 141 Ignition 3 Voltage
BRN 141 Ignition 3 Voltage
B5 GRY 8 Instrument Panel Lamp Supply Voltage - 1
GRY 8 Instrument Panel Lamp Supply Voltage - 1
B6 ORN/BLK 781 Door Lock Switch Signal
ORN/BLK 781 Door Lock Switch Signal
B7 DK BLU 1307 Power Window Master Switch Lockout Signal (Impala)
B8 TAN 694 Driver Door Lock Actuator Unlock Control
B9 TAN 294 Door Lock Actuator Unlock Control
TAN 294 Door Lock Actuator Unlock Control
B10 BRN/WHT 1571 Traction Control Switch Signal (Monte Carlo)
B11 WHT 17 Stop Lamp Switch Signal
WHT 17 Stop Lamp Switch Signal
B12 GRY 295 Door Lock Actuator Lock Control
GRY 295 Door Lock Actuator Lock Control
C1 PPL 1500 Ignition 0 Voltage
C2 PNK 239 Ignition 1 Voltage
PNK 239 Ignition 1 Voltage
C3 GRY 8 Instrument Panel Lamp Supply Voltage - 1 (Impala)
C4 BRN 141 Ignition 3 Voltage
BRN 141 Ignition 3 Voltage
C5 YEL 1127 Trip Computer Class 2 Serial Data (w/o 9C1/9C3)
C8 ORN 1840 Battery Positive Voltage
C9 DK BLU 49 Driver Door Open Switch Signal
C10 WHT 1310 EVAP Canister Vent Solenoid Control
C11 WHT 17 Stop Lamp Switch Signal
WHT 17 Stop Lamp Switch Signal (Impala)
C12 YEL 343 Accessory Voltage (Monte Carlo)
D1 PPL 1500 Ignition 0 Voltage
PPL 1500 Ignition 0 Voltage
D2 PNK 239 Ignition 1 Voltage
D3 YEL 5 Crank Voltage
D4 BRN 241 Ignition 3 Voltage
BRN 241 Ignition 3 Voltage
D5 DK BLU 1128 SDM Class 2 Serial Data
D8 ORN 1940 Battery Positive Voltage
D9 DK BLU/WHT 727 Door Open Switch Signal
DK BLU/WHT 727 Door Open Switch Signal
D10 DK GRN/WHT 1135 A/T Shift Lock Control Solenoid Supply Voltage (D55)
D11 ORN 267 Heated Mirror/Rear Defog Relay Coil Supply Voltage (w/o 9C1/9C3)
D12 - - Not Used
E1 DK GRN 500 Ignition 0 Voltage
E2 PPL 806 Crank Voltage
E3 PNK 139 Ignition 1 Voltage
PNK 139 Ignition 1 Voltage
E4 PNK 3 Ignition 1 Voltage
E5 LT GRN 1844 Park Brake Indicator Supply Voltage
E6 TAN/WHT 816 A/T Shift Lock Solenoid Supply Voltage (D55)
E7 - - Not Used
E8 ORN 2140 Battery Positive Voltage
ORN 2140 Battery Positive Voltage
E9 RED 242 Battery Positive Voltage
E10 LT BLU 1346 Headlamp Supply Voltage
E11 BLK 1050 Ground
E12 - - Not Used
F1 YEL 243 Accessory Voltage
YEL 243 Accessory Voltage
F2 BRN 4 Accessory Voltage
F3 - - Not Used
F4 PNK 339 Ignition 1 Voltage
PNK 339 Ignition 1 Voltage(9C1/9C3)
F5 - - Not Used
F6 ORN 300 Ignition 3 Voltage
F7 GRY/BLK 1458 Instrument Panel Lamp Supply Voltage - 4
F8 ORN 2140 Battery Positive Voltage
F9 TAN 201 Left Front Speaker Output (+)
F10 GRY 118 Left Front Speaker Output (-)
F11 BLK 707 RAP Relay Coil Supply Voltage
F12 BLK/WHT 1969 Headlamp High Beam Relay Control
Fig 10: Junction Block-Right I/P - Label
GM515604Courtesy of GENERAL MOTORS CORP.
Junction Block-Right I/P Application Table

Fuse/Circuit Breaker Rating Description
AUX PWR 20A Auxiliary Power Outlet or Emergency Vehicle Rear Lamps Flasher (6J7)
BRK SW 15A Stop Lamp Switch
B/U LP 10A BACKUP LP Relay
C/LTR 15A Cigar Lighter
DIC/RKE 10A BACKUP LP Relay, BATT RUNDOWN PROTECTION RELAY, Driver Information Center (DIC) (U68), Emergency Vehicle Rear Compartment Lid Lamps Relay (T53), HVAC Control Module and, Remote Control Door Lock Receiver (RCDLR)
FRT PARK LP 15A Headlamp-Left, Headlamp-Right, and HVAC Control Module
HAZ SW 15A Hazard Switch
HTD MIR 10A Outside Rearview Mirror-Driver, and Outside Rearview Mirror-Passenger
HVAC BLO 25A Blower Motor Resistor Assembly
I/P BRP 10A Body Control Module (BCM), Footwell Courtesy Lamp-Left, Footwell Courtesy Lamp-Right and I/P Compartment Lamp
PWR DROP 15A Auxiliary Power Drop Connector, and OnStar Module (UE1)
PWR SEATS BRKR 30A Seat Adjuster Switch-Driver (AG1), and Seat Adjuster Switch-Front Passenger (AG2)
RADIO 15A Audio Amplifier (UQ3), and Radio
REAR DEFOG BRKR 30A Radio Antenna Module
REAR PRK LP 15A Headlamp Switch, License Lamp (Monte Carlo), License Lamp-Left (Impala), License Lamp-Right (Impala), Tail Lamp-Left, and Tail Lamp-Right
RH HTD ST 15A Heated Seat Relay-Front Passenger (KA1)
TRK/ROOF BRP 15A Auxiliary Dome Lamp (6C7), Dome Lamp (w/o C69), Inside Rearview Mirror, Courtesy/Reading Lamp-Left (C79), Courtesy/Reading Lamp-Right (C79), Rear Compartment Courtesy Lamp, Vanity Mirror Lamp-Left (DH6), and Vanity Mirror Lamp-Right (DH6)
Fig 11: Junction Block-Right I/P - Top View - Outside Devices
GM516686Courtesy of GENERAL MOTORS CORP.
Junction Block-Right I/P Terminal Identification - C2

GM366000Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193908
  • 68-Way F Metri-Pack 280 Series Flexlock (NAT)
Pin Wire Color Circuit No. Function
A1 BLK 884 Left Rear Wheel Speed Sensor Signal
A2 YEL 354 Discriminating Sensor - Signal
A3 RED 885 Left Rear Wheel Speed Sensor Low Reference
A4 GRY 349 Discriminating Sensor - Left - Signal
A5 WHT 883 Right Rear Wheel Speed Sensor Low Reference
A6 BLK 1051 Ground (UQ3)
BLK 1051 Ground (UQ3/UE1)
A7 GRY 295 Door Lock Actuator Lock Control
GRY 295 Door Lock Actuator Lock Control (Impala)
A8 WHT 1487 Antenna Enable Signal
WHT 1487 Antenna Enable Signal (UQ3)
A9 YEL 343 Accessory Voltage (Monte Carlo)
A9 DK BLU 1307 Power Window Master Switch Lockout Signal (Impala w/o 6N5)
A10 GRY 157 Interior Lamp Control
A11 DK BLU/WHT 149 Courtesy Lamp Supply Voltage
DK BLU/WHT 149 Courtesy Lamp Supply Voltage
A12 ORN/BLK 2840 Battery Positive Voltage (w/o 9C1/9C3)
B1 GRY 120 Fuel Pump Supply Voltage
B2 DK BLU/WHT 727 Door Open Switch Signal
DK BLU/WHT 727 Door Open Switch Signal (Impala)
B3 YEL 18 Left Rear Stop/Turn Lamp Supply Voltage (Impala)
B4 GRY 2537 Trunk Ajar Switch Signal (w/o 9C1/9C3)
B4 RED/BLK 744 Trunk Ajar Switch Signal (9C1/9C3)
B5-B6 - - Not Used
B7 DK BLU 46 Right Rear Speaker Output (+)
B8 LT BLU 115 Right Rear Speaker Output (-)
B9 DK BLU 1307 Power Window Master Switch Lockout Signal (Impala)
B10 ORN 267 Heated Mirror/Rear Defog Relay Coil Supply Voltage (w/o 9C1/9C3/9C6)
B11 DK GRN 117 Right Front Speaker Output (-)
B12 YEL 116 Left Rear Speaker Output (-)
C1 BLK/WHT 1251 Ground
C2 GRY 8 Instrument Panel Lamp Supply Voltage - 1
C3 BLK 808 Low Reference
BLK 808 Low Reference
C4 TAN 294 Door Lock Actuator Unlock Control
TAN 294 Door Lock Actuator Unlock Control (Impala)
C5 - - Not Used
C8 GRY/BLK 2709 5 Volt Reference
C9 LT GRN/BLK 735 Ambient Air Temperature Sensor Signal (w/o 9C1/9C3)
C10 DK GRN 19 Right Rear Stop/Turn Lamp Supply Voltage (Impala)
C11 LT GRN 200 Right Front Speaker Output (+)
C12 BRN 199 Left Rear Speaker Output (+)
D1 LT BLU 1344 Trunk Release Control
D2 ORN 480 Heated Seats Supply Voltage (w/o 9C1/9C3)
ORN 480 Heated Seats Supply Voltage (w/o 9C1/9C3)
D3 - - Not Used
D4 ORN 1640 Battery Positive Voltage (w/o 9C1/9C3)
D5 BARE 814 Drain Wire (UE1)
D8 PPL 1589 Fuel Level Sensor Signal
D9 - - Not Used
D10 LT GRN 24 Backup Lamp Supply Voltage
LT GRN 24 Backup Lamp Supply Voltage (w/o 9C1/9C3)
D11 DK GRN 890 Fuel Tank Pressure Sensor Signal
D12 ORN/BLK 781 Door Lock Switch Signal
E1 BRN 882 Right Rear Wheel Speed Sensor Signal
E2 DK GRN 1927 Radio Antenna/Rear Window Defog Control Module Supply Voltage
E3 - - Not Used
E4 ORN 340 Battery Positive Voltage
E5 BRN/WHT 301 Park Lamp Switch On Signal
E6 BLK/WHT 372 Remote Radio Audio Output (-) (UE1)
E7 DK GRN/WHT 368 Remote Radio Right Audio Signal (UE1)
E8 ORN 2340 Battery Positive Voltage
E9 ORN 2440 Battery Positive Voltage
E10-E11 - - Not Used
E12 LT GRN 262 Door Key Switch Signal (If Equipped)
F1 - - Not Used
F2 ORN 2640 Battery Positive Voltage (UQ3)
F3-F5 - - Not Used
F6 PPL 1807 Class 2 Serial Data (UE1)
F7 - - Not Used
F8 ORN 2340 Battery Positive Voltage
F9 - - Not Used
F10 ORN 2540 Battery Positive Voltage (UE1)
F11-F12 - - Not Used
Fig 12: Junction Block-Right I/P - Bottom View - Inside Devices
GM516688Courtesy of GENERAL MOTORS CORP.
Junction Block-Right I/P Terminal Identification - C1

GM362761Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193906
  • 68-Way F Metri-Pack 280 Series Flexlock (BLK)
Pin Wire Color Circuit No. Function
A1-A2 - - Not Used
A3 GRY 157 Interior Lamp Control
A4 DK BLU 1307 Power Window Master Switch Lockout Signal (Impala)
A4 YEL 343 Accessory Voltage (Monte Carlo)
A5 WHT 1487 Antenna Enable Signal
A6 GRY 295 Door Lock Actuator Lock Control
A7 BLK 1051 Ground (w/o 9C1/9C3)
A8 WHT 883 Right Rear Wheel Speed Sensor Low Reference
A9 GRY 349 Discriminating Sensor - Left - Signal
A10 RED 885 Left Rear Wheel Speed Sensor Low Reference
A11 YEL 354 Discriminating Sensor - Signal
A12 BLK 884 Left Rear Wheel Speed Sensor Signal
B1 YEL 116 Left Rear Speaker Output (-)
B2 DK GRN 117 Right Front Speaker Output (-)
B3 ORN 267 Heated Mirror/Rear Defog Relay Coil Supply Voltage (w/o 9C1/9C3)
B4 - - Not Used
B5 LT BLU 115 Right Rear Speaker Output (-)
B6 DK BLU 46 Right Rear Speaker Output (+)
B7 PPL 2232 Amplifier Signal (Monte Carlo)
B8 DK BLU/WHT 148 Courtesy Lamp Supply Voltage
B9 RED/BLK 744 Trunk Ajar Switch Signal
B10 YEL 18 Left Rear Stop/Turn Lamp Supply Voltage (Impala)
B11 DK BLU/WHT 727 Door Open Switch Signal
B12 GRY 120 Fuel Pump Supply Voltage
C1 BRN 199 Left Rear Speaker Output (+)
C2 LT GRN 200 Right Front Speaker Output (+)
C3 DK GRN 19 Right Rear Stop/Turn Lamp Supply Voltage (Impala)
C4 LT GRN/BLK 735 Ambient Air Temperature Sensor Signal (w/o 9C1/9C3)
C5 GRY 2709 5 Volt Reference
C8 DK BLU/WHT 148 Courtesy Lamp Supply Voltage
DK BLU/WHT 148 Courtesy Lamp Supply Voltage
C9 TAN 294 Courtesy Lamp Supply Voltage
C10 BLK 808 Low Reference
C11 GRY 8 Instrument Panel Lamp Supply Voltage - 1
C12 BLK/WHT 1251 Ground
D1 ORN/BLK 781 Door Lock Switch Signal
D2 DK GRN 890 Fuel Tank Pressure Sensor Signal
D3 - - Not Used
D4 ORN 2440 Battery Positive Voltage
D5 PPL 1589 Fuel Level Sensor Signal
D8 BARE 814 Drain Wire (w/o 9C1/9C3)
D9 ORN 1640 Battery Positive Voltage (w/o D55)
D10 WHT 193 Rear Defog Relay Control
D11 ORN 480 Load Management Control
D12 LT BLU 1344 Trunk Release Control
E1-E2 - - Not Used
E3 DK BLU 38 Backup Lamp Relay Control
E4 ORN 2440 Battery Positive Voltage (w/o 9C1/9C3)
E5 - - Not Used
E6 DK GRN/WHT 368 Remote Radio Audio Signal (w/o 9C1/9C3)
E7 BLK/WHT 372 Remote Radio Audio Output (-) (w/o 9C1/9C3)
E8 BRN/WHT 301 Park Lamp Switch On Signal
E9 ORN 340 Battery Positive Voltage (w/o D55)
E10 ORN 1240 Battery Positive Voltage
E11 - - Not Used
E12 BRN 882 Right Rear Wheel Speed Sensor Signal
F1 WHT 1080 Park Lamp Relay Control
F2 RED 342 Battery Positive Voltage
F3 ORN 2540 Battery Positive Voltage (9C1/9C3)
F4 DK BLU 1393 Interior Lamp Relay Coil Control
F5 - - Not Used
F6 - - Not Used
F7 PPL 1807 Class 2 Serial Data-Primary (w/o 9C1/9C3)
F8 ORN 540 Battery Positive Voltage
F9 RED 742 Battery Positive Voltage
F10 RED 1042 Battery Positive Voltage
F11 ORN 2640 Battery Positive Voltage
F12 YEL 32 Instrument Panel Lamp Fuse Supply Voltage - 1
YEL 32 Instrument Panel Lamp Fuse Supply Voltage - 1
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