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Fuse Block - I/P, Relay Block - I/P and BCM Label

Fig 1: View Of I/P Fuse Block Label
GM1481736Courtesy of GENERAL MOTORS CORP.
Fig 2: View Of BCM Label
GM1478927Courtesy of GENERAL MOTORS CORP.
Fuse Block - I/P, Relay Block - I/P and BCM, Fuse Identification

No. Device Rating Description
1 Spare fuse - Spare Fuse Holder
2 Spare fuse - Spare Fuse Holder
3 Spare fuse - Spare Fuse Holder
4 Spare fuse - Spare Fuse Holder
5 Fuse Puller - Fuse Puller
6 REVERSE LAMP Relay - REVERSE LAMPS Fuse and Backup Lamps
7 RUN/CRANK Relay - ECM Fuse
8 PARK BRAKE SOL A 20A PARK BRK RELEASE Relay
9 REVERSE LAMPS 10A Back Up Lamp - Left and Back Up Lamp - Right
10 BTSI SOL/COL LOCK 10A Steering Column Lock Control Module and Automatic Transmission Shift Lever
11-12 Not Used - Not Used
13 GMLAN DEVICES 20A ACC/TCM Fuse
14 RPA/H/C SEAT 10A Heated Seats, Rear Object Sensor Control Module and Diode 2
15 DOOR LOCKS 15A BCM Logic
16 ECM 15A CRANK Relay
17 INTERIOR LIGHTS 10A BCM Logic
18 SDM/PSIR SW 10A Inflatable Restraint Sensing and Diagnostic Module (SDM) and Inflatable Restraint I/P Module Disable Switch
19 Not Used - Not Used
20 ONSTAR 10A Vehicle Communication Interface Module (VCIM) and Cellular Microphone
21 ACCA/DRIV DR SW 10A Distance Sensing Cruise Control Module and Driver Door Switch Assembly (DDSA)
22 TILT/TELE SW/MEM SEAT MOD 10A Folding Top Switch, Tilt/Telescope Switch, Memory Seat Switch, Memory Seat Module - Driver and Seat Adjuster Switch - Driver
23 IGNITION SW/INTR SENS 10A Intrusion Sensor and BCM Logic
24 STOP LAMP Relay - Center High Mounted Stop Lamp (CHMSL), Capacitor CP 200 and BCM Logic
25 ISRVM/HVAC 10A HVAC Control Module, Theft Deterrent Alarm Siren, Steering Column Lock Control Module, Air Temperature Sensor - Inside and Inside Rearview Mirror
26 CLUSTER 15A Instrument Panel Cluster (IPC) and Head Up Display (HUD)
27 RADIO/ANT/VICS 15A Digital Radio Receiver, Traffic Information Receiver, Radio and Remote Playback Device - CD Player
28 TUTD SW/STRH COL SW 2A Automatic Transmission Shift Lever, Turn Signal/Multifunction Switch and Steering Wheel Control Switch Assembly
29 HVAC/PWR SND 10A HVAC Control Module and Theft Deterrent Alarm Siren
30 REAR FOG/ALDL TOP SW 10A FOG RR Relay and Data Link Connector DLC
31 PWR FLDG MIR - EXT/RET 10A F/MIR RETRACT (Export) Relay and F/MIR EXTEND (Export) Relay
32 A.C. LATCH/ PK BRK B 10A Rear Compartment Lid Release Close Switch and PARK BRAKE HOLD Relay
33 POWER SEATS Circuit Breaker 30A Memory Seat Module - Driver, and Seat Adjuster Switch - Front Passenger
34 DOOR CONTROLS Circuit Breaker 30A Driver Door Module (DDM), Front Passenger Door Module (FPDM), and I/P Relay Block FUEL DOOR Relay
35 RUN/ACCESSORY POWER Fuse 10A Outside Moisture Sensor
36-37 Not Used - -
38 WIPER DWELL Fuse 10A Outside Moisture Sensor
39 STEERING WHEEL DIMMING Fuse 2A Steering Wheel Control Switch Assembly
40 POWER LUMBAR LH/RH Fuse 15A Lumbar Switches/Pump - Driver and Passenger
41 HEATED SEAT RH Fuse 15A Heated/Cooled Seat Module - Passenger
42 HEATED SEAT LH Fuse 15A Heated/Cooled Seat Module - Driver
43 COLUMN LK MODULE Fuse (Europe) 10A Automatic Transmission Shift Lever
44 FLDG TOP/TRUNK LATCH Fuse 15A Folding Top Closed Switch, Folding Top Module, Header Latch Switch, Header Unlatch Switch, Luggage Barrier Switch, Rear Compartment Lid Open Switch, and Rear Compartment Lid Pull-down Actuator
45 AUXILIARY POWER Fuse 20A Auxiliary Power Outlet
46 CIGAR LIGHTER Fuse 20A Cigar Lighter
47 PRK BRK HOLD Relay - Park Brake Hold Solenoid
48 PRK BRK RELEASE Relay - Park Brake Release Solenoid
49 F/MIR RETRACT (EXPORT) - Outside Rearview Mirror Motor Retract
50 FOG RR (EXPORT) - Rear Fog Lamps
51 F/MIR EXTEND (EXPORT) - Outside Rearview Mirror Motor Extend
52 FUEL DR - Fuel Door Release Switch and Fuel Door Release Actuator
Fuse Block - I/P Wire Entry Pinout Identification View

GM73243Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 12160504
  • Service: See Catalog
  • 36-Way F Metri-Pack 280 Series, Flexlock (BK)
Pin Wire Color Circuit No. Function
A1 - A3 - - Not Used
A4 YE 743 Accessory Voltage
A5 YE 443 Accessory Voltage
A6 YE 643 Accessory Voltage
A7 - - Not Used
A8 YE 543 Accessory Voltage
A9 - - Not Used
B1 - - Not Used
B2 YE 390 Instrument Panel Lamp Supply Voltage - 3
B3 YE 1491 Backlight Lamps Control
B4 RD/WH 2240 Battery Positive Voltage
RD/WH 2240 Battery Positive Voltage
B5 - - Not Used
B6 RD/WH 3240 Battery Positive Voltage
B7 RD/BK 742 Battery Positive Voltage
RD/BK 742 Battery Positive Voltage
B8 RD/WH 1640 Battery Positive Voltage
B9 - - Not Used
C1 - - Not Used
C2 YE 143 Accessory Voltage
YE 143 Accessory Voltage
C3 YE 243 Accessory Voltage
C4-C7 - - Not Used
C8 PK 5780 Windshield Wiper Motor Park Switch Signal
C9 YE 196 Windshield Wiper Motor Park Switch Signal
D1-D3 - - Not Used
D4 RD/WH 1540 Battery Positive Voltage
D5 RD/BK 742 Battery Positive Voltage
D6 RD/WH 1440 Battery Positive Voltage
D7 RD/BK 742 Battery Positive Voltage
D8-D9 - - Not Used
Relay Block - I/P Wire Entry Pinout Identification View

GM622367Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 12077571
  • Service: See Catalog
  • 30-Way F Module Micro Relay (BK)
  • Indexing May Vary
Pin Wire Color Circuit No. Function
A1 WH 93 Fuel Door Release Relay Control
A2 RD/WH 1440 Battery Positive Voltage
A3 RD/WH 1440 Battery Positive Voltage
A4 - - Not Used
A5 PK 79 Fuel Door Release Solenoid Control
B1 BK 1550 Ground
B2 L-BU 187 Rear Fog Lamp Switch Signal
B3 RD/WH 1040 Battery Positive Voltage
B4 - - Not Used
B5 OG 122 Rear Fog Lamp Supply Voltage
C1 BK 1550 Ground
C2 L-GN/BK 1605 Park Brake Relay Coil 1 Control
C3 RD/WH 540 Battery Positive Voltage
C4 - - Not Used
C5 TN 1628 Park Brake Relay A Supply Voltage
D1 BK 1550 Ground
D2 PK 1607 Park Brake Relay Coil 2 Control
D3 RD/WH 1340 Battery Positive Voltage
D4 - - Not Used
D5 L-GN 1627 Park Brake Relay B+ Supply Voltage
E1 L-BU 5023 Passenger Folding Mirror Motor Retract Control
E2 BK 750 Ground
E3 L-BU 191 Driver Folding Mirror Motor Retract Control
E4 BK 750 Ground
BK 750 Ground
E5 RD/WH 3140 Battery Positive Voltage
F1 YE 5004 Passenger Folding Mirror Motor Extend Control
F2 BK 750 Ground
F3 YE 190 Driver Folding Mirror Motor Extend Control
F4 BK 750 Ground
BK 750 Ground
F5 RD/WH 3140 Battery Positive Voltage
Body Control Module (BCM) C1 Identification View

GM1376257Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15393122
  • Service: See Catalog
  • 72-Way F Micro-64 Unsealed (GY)
Pin Wire Color Circuit No. Function
1 - - Not Used
2 YE 5058 Intrusion Sensor Armed Signal (Export)
3 - - Not Used
4 D-GN 5525 Tap Up/Tap Down Enable Signal
5-6 - - Not Used
7 L-GN 5724 Ignition Mode Switch Mode Control
8-11 - - Not Used
12 BK/WH 851 Signal Ground
13 TN 28 Horn Relay Control
14 D-BU 5719 Ignition Mode Switch Start LED Signal
15 WH 5741 Steering Column Lock Module Lock Enable Relay Control (Export)
16 L-BU 1344 Trunk Release Relay Control
17 L-BU 187 Rear Fog Lamp Switch Signal (Export)
18 OG/BK 744 Trunk Ajar Switch Signal
19 D-GN/WH 1317 Fog Lamp Relay Control
20-21 - - Not Used
22 YE 43 Accessory Voltage
23-28 - - Not Used
29 TN/WH 1969 Headlamp High Beam Relay Control
30-32 - - Not Used
33 PK 94 Windshield Washer Switch Signal
34 - - Not Used
35 TN 305 Trunk Key Switch Signal
36-37 - - Not Used
38 L-BU/WH 1314 Left Front Turn Signal Lamp Supply Voltage
39-41 - - Not Used
42 L-GN/BK 1605 Park Brake Relay Control 1
43 - - Not Used
44 TN 126 Left Front Door Open Switch Signal
45-46 - - Not Used
47 PU 5357 Right Tail Lamp Outage Detection Signal
48 - - Not Used
49 PU 5059 Intrusion Sensor Alarm On Signal (Export)
50 - - Not Used
51 GY/BK 745 Left Front Door Ajar Switch Signal
52 - - Not Used
53 TN/WH 746 Right Front Door Ajar Switch Signal
54 - - Not Used
55 L-GN 1037 BCM Class 2 Serial Data
56 D-BU/WH 1315 Right Front Turn Signal Lamp Supply Voltage
57 WH 2282 Headlamp Washer Relay Control
58 D-GN 1399 RAP Relay Coil Supply Voltage
59 - - Not Used
60 L-GN 1845 Chime Control
61 - - Not Used
62 YE 5356 Left Tail Lamp Outage Detection Signal
63 L-GN 1177 Right Front Door Open Switch Signal
64 GY 91 Windshield Wiper Motor Relay Coil Supply Voltage
65 WH 1080 Park Lamp Relay Control
66 L-GN/WH 5723 Ignition Mode Switch Mode Voltage
67 - - Not Used
68 TN/BK 5168 Power Sounder Enable Signal (Export)
69 PK/BK 109 Hood Ajar Switch Signal (Export)
70 - - Not Used
71 BN/WH 2091 Trunk Release Switch Supply Voltage
72 - - Not Used
Body Control Module (BCM) C2 Identification View

GM1376254Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15393121
  • Service: See Catalog
  • 72-Way F Micro-64 Unsealed(GY)
Pin Wire Color Circuit No. Function
1 TN/BK 2500 High Speed GMLAN Serial Data (+) 1
2 TN/BK 2500 High Speed GMLAN Serial Data (+) 1
3 PK/WH 1970 Headlamp Low Beam Relay Control
4 PU 524 Headlamp Dimmer Switch High Beam Signal
5 BN/WH 301 Park Lamp Switch On Signal
6 YE 1977 Rear Fog Lamp Relay Control (Export)
7 PK 5068 Intrusion Sensor Switch Disable Signal (Export)
8 - - Not Used
9 TN 2144 Hazard Switch Signal
10 - - Not Used
11 OG 5721 Ignition Mode Switch Off LED Signal
12-13 - - Not Used
14 TN 28 Horn Relay Control
15 WH 103 Headlamp Switch On Signal
16 OG 192 Front Fog Lamp Switch Signal
17 L-BU 1872 Park Lamp Switch Off Signal 2
18 GY 5381 Brake Position Sensor 5-Volt Reference
19 TN 2501 High Speed GMLAN Serial Data (-) 1
20 TN 2501 High Speed GMLAN Serial Data (-) 1
21-30 - - Not Used
31 TN 5380 Brake Position Sensor Signal
32-48 - - Not Used
49 PK 1607 Park Brake Relay Control 2
50 - - Not Used
51 BN 1356 Flash To Pass Switch Signal
52-56 - - Not Used
57 D-GN 5737 Adaptive Cruise Control Gap Up/Down Switch Signal
58 - - Not Used
59 BN 5382 Brake Position Sensor Low Reference
60 - - Not Used
61 GY 1884 Cruise Control Set/Coast/Resume/Accelerate Switch Signal
62-65 - - Not Used
66 L-BU/WH 1414 Left Front Turn Signal Switch Signal
67 D-BU/WH 1415 Right Front Turn Signal Switch Signal
68 BN/WH 1571 Traction Control Switch Signal 2
69 D-GN/WH 1932 Shift Select Switch Park Signal
70 - - Not Used
71 L-GN 5720 Ignition Mode Switch Accessory LED Signal
72 - - Not Used
Body Control Module (BCM) C3 Identification View

GM1362564Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15404825
  • Service: See Catalog
  • 41-Way F (RD)
Pin Wire Color Circuit No. Function
A1 TN 694 Driver Door Lock Actuator Unlock Control
A2 - - Not Used
A3 OG 1732 Electronic Control Unit 12-Volt Reference 3
A4 TN 294 Door Lock Actuator Unlock Control
A5 - - Not Used
A6 RD/WH 740 Battery Positive Voltage
A7 RD/WH 240 Battery Positive Voltage
A8 RD/WH 1040 Battery Positive Voltage
A9 YE 18 Left Rear Stop/Turn Lamp Supply Voltage
A10 BN/WH 156 Courtesy Lamp Switch Signal
A11 - - Not Used
A12 D-GN 19 Right Rear Stop/Turn Lamp Supply Voltage
B1-B2 - - Not Used
B3 RD/WH 1240 Battery Positive Voltage (Export)
B4 - - Not Used
B5 PK 3 Run/Crank Ignition 1 Voltage
B8-B11 - - Not Used
B12 PK 5722 Ignition Mode Switch LED Supply Voltage
C3 PK 1139 Ignition 1 Voltage
PK 1139 Ignition 1 Voltage
C4 - - Not Used
C5 PK 839 Ignition 1 Voltage
C8-C12 - - Not Used
D1 RD/BK 242 Battery Positive Voltage
D3 PK 1139 Ignition 1 Voltage
PK 1139 Ignition 1 Voltage
D4 RD/WH 1340 Battery Positive Voltage
RD/WH 1340 Battery Positive Voltage
D5 - - Not Used
D6 RD/BK 242 Battery Positive Voltage
D7 RD/WH 840 Battery Positive Voltage
D8 - - Not Used
D9 L-GN 24 Backup Lamp Supply Voltage
L-GN 24 Backup Lamp Supply Voltage
D10 RD/WH 640 Battery Positive Voltage
D11 RD/WH 540 Battery Positive Voltage
D12 RD/WH 1740 Battery Positive Voltage
Body Control Module (BCM) C4 Identification View

GM697044Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15356603
  • Service: See Catalog
  • 68-Way F Metri-Pack 280 Series, Flexlock (GY)
Pin Wire Color Circuit No. Function
A1 - - Not Used
A2 WH 156 Courtesy Lamp Switch Signal
WH 156 Courtesy Lamp Switch Signal
A3 BK/L-GN 24 Backup Lamp Supply Voltage
A4-A12 - - Not Used
B1-B9 - - Not Used
B10 PK 1439 Ignition 1 Voltage
B11-B12 - - Not Used
C1 RD/WH 140 Battery Positive Voltage
RD/WH 140 Battery Positive Voltage
C2-C3 - - Not Used
C4 WH 17 Stop Lamp Switch Signal
C5 - - Not Used
C8 PK 3 Run/Crank Ignition 1 Voltage
C9 - - Not Used
C10 PK 739 Ignition 1 Voltage
PK 739 Ignition 1 Voltage
C11-C12 - - Not Used
D1 RD/WH 340 Battery Positive Voltage
RD/WH 340 Battery Positive Voltage
D2 - - Not Used
D3 PK 3 Run/Crank Ignition 1 Voltage
D4 L-BU 20 Stop Lamp Supply Voltage
D5 OG 1732 Electronic Control Unit 12-Volt Reference (3)
OG 1732 Electronic Control Unit 12-Volt Reference (3)
D8 PK 639 Ignition 1 Voltage
D9 - - Not Used
D10 RD/WH 1140 Battery Positive Voltage
RD/WH 1140 Battery Positive Voltage
D11-D12 - - Not Used
E1 RD/WH 440 Battery Positive Voltage
E2-E4 - - Not Used
E5 OG 1732 Electronic Control Unit 12-Volt Reference (3)
E6 RD/WH 740 Battery Positive Voltage
RD/WH 740 Battery Positive Voltage
E7 - - Not Used
E8 PK 1039 Ignition 1 Voltage
E9 - - Not Used
E10 RD/WH 1240 Battery Positive Voltage
E11 - - Not Used
E12 BK 1550 Ground
F1 RD/WH 240 Battery Positive Voltage
RD/WH 240 Battery Positive Voltage (Export)
F2-F4 - - Not Used
F5 RD/WH 1040 Battery Positive Voltage (Export)
F6-F8 - - Not Used
F9 RD/WH 3140 Battery Positive Voltage (Export)
F10-F12 - - Not Used
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