For 1990-2009 cars

Connector 1: | Fuse Block - Underhood Label
Connector 2: | Fuse Block - Underhood Top View
Connector 3: | Fuse Block - Underhood Bottom View
Connector 4: | Fuse Block - Underhood X1
Connector 5: | Fuse Block - Underhood X2
Connector 6: | Fuse Block - Underhood X3
Connector 7: | Fuse Block - Underhood X4 (Battery Positive Cable)
Connector 8: | Fuse Block - Underhood X4 (Battery Positive Junction Block)
Connector 9: | Fuse Block - I/P Top Device Layout
Connector 10: | Fuse Block - I/P Top View
Connector 11: | Fuse Block - I/P X2
Connector 12: | Fuse Block - I/P X3
Connector 13: | Fuse Block - I/P X4
Connector 14: | Fuse Block - I/P Bottom Label (Early Production)
Connector 15: | Fuse Block - I/P Bottom Label (Late Production)
Connector 16: | Fuse Block - I/P Bottom View
Connector 17: | Fuse Block - I/P X1
Connector 18: | Inline Fuse OnStar

### Fuse Block - Underhood Label

#### Fuse Block - Underhood Label Usage

Device | Rating | Description
--- | --- | ---
ABS MTR Fuse | 25A | Electronic Brake Control Module (EBCM)
ABS MTR Fuse | 40A | Electronic Brake Control Module (EBCM)
A/C CLTCH Fuse | 10A | A/C CMPRSR CLTCH Relay
A/C CMPRSR CLTCH Relay | -- | A/C Compressor Clutch
AFS Fuse | 15A | Headlamp Control Module (TSH)
AIRBAG Fuse | 10A | Inflatable Restraint I/P Module Indicator, Inflatable Restraint Sensing and Diagnostic Module (SDM), and Instrument Panel Cluster (IPC)
AUX POWER Fuse | 20A | Accessory Power Outlet - Center Console, and Accessory Power Outlet - I/P
AUX VAC PUMP Fuse | 20A | AUX VAC PUMP Relay
AUX VAC PUMP Relay | -- | Brake Booster Pump - Auxiliary
AWD Fuse | 15A | Rear Differential Clutch Control Module (MH6)
BATT 1 Fuse | 50A | AIRBAG, AMP, BCM, CNSTR/VENT, CSTY, DISPLAY, INADV/PWR/LED, INFOTAINMENT, MSM, POWER MOD, and RADIO Fuses
BATT 2 Fuse | 50A | BCK/UP/STOP, HTD/SEAT, LT/TRN/SIG, PDM, PWR/MIRRORS, and RT/TRN/SIG Fuses, LT/PWR/SEAT, PWR/COLUMN, and RT/PWR/SEAT Circuit Breakers
BATT 3 Fuse | 50A | DRL, DRL 2, DR/LCK,HVAC, and REAR WIPER Fuses, PWR/WNDW Circuit Breaker, FRT/WSW Relay
CRNK Relay | -- | Starter Motor
ECM Fuse | 15A | Engine Control Module (ECM) (LLT)
ECM 1 Fuse | 15A | Engine Control Module (ECM) (LLT)
EMISSION 1 Fuse | 15A | Evaporative Emission (EVAP) Canister Purge Solenoid Valve (LLT), Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (LLT), Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (LLT), and Intake Manifold Tuning (IMT) Solenoid Valve (LLT)
EMISSION 2 Fuse | 15A | A/C CMPRSR CLTCH, FAN 1, FAN 2, and FAN 3 Relays, Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (LLT), Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (LLT), and Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (LLT)
EVEN COILS Fuse | 15A | Engine Control Module (ECM), Fuel Injectors 2, 4, 6, and Ignition Coils 2, 4, 6
FAN 1 Fuse | 30A | FAN 1 Relay
FAN 1 Relay | -- | Engine Cooling Fan - Left
FAN 2 Fuse | 40A | FAN 3 Relay
FAN 2 Relay | -- | Engine Cooling Fan - Right
FAN 3 Relay | -- | Engine Cooling Fan - Right
FOG LAMP Fuse | 15A | FOG LAMP Relay
FOG LAMP Relay | -- | Fog Lamp - Left Front and Fog Lamp - Right Front
FSCM Fuse | 25A | Fuel Pump Flow Control Module
HI BEAM Relay | -- | LT HI BEAM and RT HI BEAM Fuses
HID/LO BEAM Relay | -- | LT LO BEAM and RT LO BEAM Fuses
HORN Fuse | 15A | HORN Relay
HORN Relay | -- | Horn - High Note and Horn - Low Note
HTD MIR Fuse | 10A | Outside Rearview Mirror - Driver and Outside Rearview Mirror - Passenger
HTD WASH Fuse | 60A | Windshield Washer Solvent Heater (XA7)
HVAC BLWR Fuse | 40A | Blower Motor Control Module
IGN Relay | -- | AIRBAG, PCM IGN, REAR CAMERA, and TRANS Fuses
LT HI BEAM Fuse | 10A | Headlamp - Left High Beam (without W49 or TVD) or Headlamp - Left High Beam Solenoid (W49 or TVD)
LT LO BEAM Fuse | 15A/20A | Headlamp - Left (W49 or TVD) or Headlamp - Left Low Beam (without W49 or TVD)
LT PRK Fuse | 10A | Marker Lamp - Left Rear (W49 or WDA or X88), License Lamp - Left, License Lamp - Right, Park Lamp - Left Rear (W49 or Z88), Park Lamp - Right Rear (W49 or Z88), Side Marker Lamp - Left Front (Z88) or Marker Lamp - Left Front (W49 or WDA or X88), Tail Lamp - Left (Z88) or Tail/Stop and Turn Signal Lamp - Left (W49 or WDA or X88)
LT TRLR STOP/TRN Fuse | 10A | Trailer Connector
LT TRLR STOP/TRN Relay | -- | LT TRLR STOP/TRN Fuse
ODD COILS Fuse | 15A | Engine Control Module (ECM), Fuel Injectors 1, 3, 5, and Ignition Coils 1, 3, 5
PCM IGN Fuse | 10A | Engine Control Module (ECM) (LLT)
PRK LAMP Relay | -- | LT PRK, RT PRK, and TRLR PRK LAMP Fuses
PWR L/GATE Fuse | 30A | Liftgate Module (LGM) (TB5)
PWR OUTLET Fuse | 25A | Accessory AC/DC Power Control Module (KV1)
PWR/TRN Relay | -- | ECM 1, EMISSION 1, EMISSION 2, EVEN COILS, and ODD COILS Fuses
RR APO Fuse | 20A | Accessory Power Outlet - Rear Console (DK1) and Accessory Power Outlet - Rear
REAR CAMERA Fuse | 10A | Rearview Camera
RR DEFOG Fuse | 40A | RR DEFOG Relay
RR DEFOG Relay | -- | HTD MIR Fuse and Rear Window Defogger Grid
RR HVAC Fuse | 30A | Blower Motor Control Module - Auxiliary
RT HI BEAM Fuse | 10A | Headlamp - Right High Beam (without W49 or TVD) or Headlamp - Right High Beam Solenoid (W49 or TVD)
RT LO BEAM Fuse | 10A/20A | Headlamp - Right (W49 or TVD) or Headlamp - Right Low Beam (without W49 or TVD)
RT PRK Fuse | 10A | Marker Lamp - Right Front, Marker Lamp - Right Rear (W49 or WDA or X88), Side Marker Lamp - Right Front (Z88), Tail Lamp - Right (Z88) or Tail/Stop and Turn Signal Lamp - Right (W49 or WDA or X88)
RT TRLR STOP/TRN Fuse | 10A | Trailer Connector
RT TRLR STOP/TRN Relay | -- | RT TRLR STOP/TRN Fuse
RVC SNSR Fuse | 10A | Body Control Module (BCM)
S/ROOF/SUNSHADE Fuse | 30A | Sunroof Control Module (C3U) and Sunroof Shade Module (C3U)
STRTR Fuse | 40A | CRNK Relay
TCM Fuse | 15A | Automatic Transmission
TRANS Fuse | 10A | Automatic Transmission
TRLR BCK UP Fuse | 10A | Trailer Connector (V92)
TRLR BCK UP Relay | -- | TRLR BCK UP Fuse
TRLR BRK Fuse | 30A | Trailer Brake Blunt Cut (V92)
TRLR PWR Fuse | 30A | Trailer Connector (V92)
TRLR PRK LAMP Fuse | 10A | Trailer Connector
WPR HI Relay | -- | Windshield Wiper Motor
WPR Relay | -- | Windshield Wiper Motor
WPR/WSW Fuse | 25A | WPR and WPR HI Relays

### Fuse Block - Underhood Top View

### Fuse Block - Underhood Bottom View

### Fuse Block - Underhood X1

#### Connector Part Information

- OEM: 7283-9458-30
- Service: See Catalog
- Description: 32-Way F YESC Kaizen Series (BK)

#### Terminal Part Information

- Pins: 1, 4, 29, 31, 32
- Terminal/Tray: 7116-4122-02/10
- Core/Insulation Crimp: A/B
- Release Tool/Test Probe: 12094430/J-35616-42 (RD)

- Pins: 5-8, 14-23
- Terminal/Tray: 7116-4100-08/9
- Core/Insulation Crimp: E/C
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 10, 15, 16, 21, 22, 25, 27
- Terminal/Tray: 7116-4101-08/9
- Core/Insulation Crimp: Pin 10 - See Terminal Repair Kit
- Core/Insulation Crimp: Pins 15, 16, 21, 22, 25, 27 - E/A
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

#### Fuse Block - Underhood X1

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | 3 WH | 504 | Left Cooling Fan Motor High Control
2-3 | -- | -- | Not Used
4 | 3 BK | 250 | Ground
5 | 0.5 D-BU | 5364 | Left DRL/Turn Voltage (Z88 with TVD)
6 | 0.5 BN/WH | 309 | Right Park Lamp Voltage (without TSH)
0.5 PU | 309 | Right Park Lamp Voltage (TSH)
7 | 0.5 OG | 228 | Windshield Washer Pump Control
8 | 0.35 PU | 5531 | Hood Closed Switch Signal (BTV)
9 | -- | -- | Not Used
10 | 0.5 PU | 34 | Front Fog Lamp Voltage (T96)
0.5 PU | 34 | Front Fog Lamp Voltage (T96 with W49 or WDA)
11-13 | -- | -- | Not Used
14 | 0.5 D-GN/WH | 711 | Left Headlamp High Beam Voltage
15 | 1 D-BU/WH | 1315 | Right Turn Signal Indicator Lamp Voltage (without TSH)
1 L-GN/BK | 1315 | Right Turn Signal Indicator Lamp Voltage (TSH)
16 | 1 L-BU/WH | 1314 | Left Turn Signal Indicator Lamp Voltage (without TSH)
1 D-GN/WH | 1314 | Left Turn Signal Indicator Lamp Voltage (TSH)
17 | 0.35 PK/BK | 109 | Hood Ajar Switch Signal (BTV)
18 | 0.35 TN | 185 | Low Washer Fluid Indicator Control
19 | 0.5 PU | 709 | Left Park Lamp Voltage
20 | 0.35 PU | 359 | DRL voltage (W49 or Z88 without TVD)
0.5 YE | 712 | Left Headlamp Low Beam Voltage (without W49 or TVD)
0.5 D-GN | 5365 | DRL voltage (Z88 with TVD)
21 | 0.5 TN/WH | 312 | Right Headlamp Low Beam Voltage (without W49 or TVD)
1 TN/WH | 312 | Right Headlamp Low Beam Voltage (W49 or TVD)
22 | 1 YE | 712 | Left Headlamp Low Beam Voltage (W49 or TVD)
0.5 YE | 712 | Left Headlamp Low Beam Voltage (without W49 or TVD)
23 | 0.5 L-GN/BK | 311 | Right Headlamp High Beam Voltage
24 | -- | -- | Not Used
25 | 0.8 D-GN | 392 | Rear Window Washer Pump Control
26 | -- | -- | Not Used
27 | 0.8 D-GN | 1329 | Horn Voltage
28 | -- | -- | Not Used
29 | 3 GY | 532 | Left Cooling Fan Motor Low Control
30 | -- | -- | Not Used
31 | 3 RD/BK | 1342 | Battery Positive Voltage (TB5)
32 | 3 L-BU | 409 | Right Cooling Fan Motor High Control

### Fuse Block - Underhood X2

#### Connector Part Information

- OEM: 7283-9464-3W
- Service: See Catalog
- Description: 84-Way F YESC Kaizen Series (BK)

#### Terminal Part Information

- Pins: 5-9, 80
- Terminal/Tray: 7116-4122-02/10
- Core/Insulation Crimp: Pins 5, 9 - A/B
- Core/Insulation Crimp: Pins 6-8, 80 - D/G
- Release Tool/Test Probe: 12094430/J-35616-42 (RD)

- Pins: 13, 73, 82
- Terminal/Tray: 7116-4112-02/9
- Core/Insulation Crimp: C/D
- Release Tool/Test Probe: 12094430/J-35616-35 (VT)

- Pins: 15, 17, 25-29, 31, 38, 39, 41, 43-46, 48, 52, 54-60, 62, 65, 66, 68, 69, 70
- Terminal/Tray: 7116-4100-08/9
- Core/Insulation Crimp: E/C
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 23, 24, 42, 53, 67
- Terminal/Tray: 7116-4101-08/9
- Core/Insulation Crimp: Pins 23, 24, 53, 67 - E/A
- Core/Insulation Crimp: Pins 24, 42, 53 - See Terminal Repair Kit
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 75, 76
- Terminal/Tray: 7116-4121-02/10
- Core/Insulation Crimp: C/B
- Release Tool/Test Probe: 12094430/J-35616-42 (RD)

- Pins: 81, 84
- Terminal/Tray: 7116-4111-02/9
- Core/Insulation Crimp: C/A
- Release Tool/Test Probe: 12094430/J-35616-4A (PU)

#### Fuse Block - Underhood X2

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1-4 | -- | -- | Not Used
5 | 3 RD/BK | 442 | Battery Positive Voltage
6 | 5 RD/BK | 642 | Battery Positive Voltage
7 | 5 RD/BK | 842 | Battery Positive Voltage
8 | 5 PU | 293 | Rear Defog Element Voltage
9 | 3 RD/WH | 3440 | Battery Positive Voltage (C3U)
10-13 | -- | -- | Not Used
14 | 0.5 RD/WH | 1470 | Brake Booster Pump Motor Voltage
15 | 0.35 WH | 1080 | Park Lamp Relay Control
16 | -- | -- | Not Used
17 | 0.5 BN | 2109 | Trailer Park Lamps Voltage (V92)
18-22 | -- | -- | Not Used
23 | 0.8 PU | 709 | Left Park Lamp Voltage
24 | 0.5 D-BU/WH | 1315 | Right Turn Signal Indicator Lamp Voltage
0.5 D-BU/WH | 1315 | Right Turn Signal Indicator Lamp Voltage (DNP or DNT or DS3)
25 | 0.35 PK | 239 | Ignition Voltage (UVC)
26 | 0.35 D-GN/WH | 1317 | Fog Lamp Relay Control (T96)
27 | 0.35 PK/WH | 1970 | Headlamp Low Beam Relay Control
28 | 0.35 TN/WH | 1969 | Headlamp Relay Control
29 | 0.5 PK | 1139 | Ignition Voltage
30 | -- | -- | Not Used
31 | 0.5 WH | 17 | Stop Lamp Voltage
0.5 WH | 17 | Stop Lamp Voltage (V92)
32-37 | -- | -- | Not Used
38 | 0.35 PU | 5531 | Hood Closed Switch Signal (BTV)
39 | 0.35 TN | 28 | Horn Relay Control
40 | -- | -- | Not Used
41 | 0.35 TN | 185 | Low Washer Fluid Indicator Control
42 | 0.5 OG | 2267 | Mirror Heating Element Voltage (DS3)
0.5 OG | 2267 | Mirror Heating Element Voltage (DS3)
43 | 0.35 D-BU | 5985 | Ignition Voltage
44 | 0.35 PK | 1439 | Ignition Voltage
45 | 0.5 YE | 5187 | Right Trailer Turn Signal Lamp (V92)
46 | 0.5 YE | 1618 | Stop Lamp Voltage (V92)
47 | -- | -- | Not Used
48 | 0.35 GY | 91 | Windshield Wiper Switch Signal 2
49-51 | -- | -- | Not Used
52 | 0.5 OG | 228 | Windshield Washer Pump Control
53 | 1 L-BU/WH | 1314 | Left Turn Signal Indicator Lamp Voltage
0.5 L-BU/WH | 1314 | Left Turn Signal Indicator Lamp Voltage (DNP or DNT or DS3)
54 | 0.5 L-GN | 1624 | Trailer Backup Lamps Voltage (V92)
55 | 0.35 PK/BK | 109 | Hood Ajar Switch Signal (BTV)
56 | 0.35 WH | 193 | Rear Defog Relay Control
57 | 0.5 RD/WH | 1740 | Battery Positive Voltage (MH6)
58 | 0.35 WH | 1310 | EVAP Canister Vent Solenoid Control
59 | 0.5 D-GN | 1619 | Stop Lamp Voltage (V92)
60 | 0.5 OG | 5186 | Left Trailer Turn Signal Lamp (V92)
61 | -- | -- | Not Used
62 | 0.35 RD/WH | 2440 | Battery Positive Voltage
63-64 | -- | -- | Not Used
65 | 0.5 BN/WH | 309 | Right Park Lamp Voltage
66 | 0.35 D-BU | 5364 | Left DRL/Turn Voltage (Z88 with TVD)
67 | 0.8 D-GN | 392 | Rear Window Washer Pump Control
68 | 0.35 L-GN | 24 | Backup Lamp Relay Control (V92)
0.35 D-BU | 38 | Backup Lamp Relay Control (V92)
69 | 0.5 PU | 359 | DRL Voltage
70 | 0.35 TN | 860 | Front Windshield Wiper Switch High Signal
71-72 | -- | -- | Not Used
73 | 2 RD/WH | 2640 | Battery Positive Voltage
74 | -- | -- | Not Used
75 | 2 RD/BK | 1042 | Battery Positive Voltage (V92)
76 | 2 RD/BK | 542 | Battery Positive Voltage (V92)
77 | -- | -- | Not Used
78 | 3 RD/WH | 2940 | Battery Positive Voltage
79 | -- | -- | Not Used
80 | 5 RD/BK | 242 | Battery Positive Voltage
81 | 1 RD/WH | 2540 | Battery Positive Voltage
82 | 3 RD/WH | 2740 | Battery Positive Voltage (KV1)
83 | -- | -- | Not Used
84 | 1 RD/WH | 140 | Battery Positive Voltage

### Fuse Block - Underhood X3

#### Connector Part Information

- OEM: 7283-9457-3W
- Service: See Catalog
- Description: 54-Way F YESC Kaizen Series (BK)

#### Terminal Part Information

- Pins: 1, 3, 5, 11, 13, 15, 18, 19, 22, 24, 29-31, 33, 34, 36, 38, 42, 45, 49
- Terminal/Tray: 7116-4100-08/9
- Core/Insulation Crimp: E/C
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 8, 9
- Terminal/Tray: 7116-4122-02/10
- Core/Insulation Crimp: A/B
- Release Tool/Test Probe: 12094430/J-35616-42 (RD)

- Pins: 20
- Terminal/Tray: 7116-4112-02/9
- Core/Insulation Crimp: C/D
- Release Tool/Test Probe: 12094430/J-35616-35 (VT)

- Pins: 21, 43
- Terminal/Tray: 7116-4111-02/9
- Core/Insulation Crimp: C/A
- Release Tool/Test Probe: 12094430/J-35616-4A (PU)

- Pins: 26, 32, 46, 47, 51
- Terminal/Tray: 7116-4101-08/9
- Core/Insulation Crimp: E/A
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 54
- Terminal/Tray: 7116-3250/10
- Core/Insulation Crimp: G/3
- Release Tool/Test Probe: 12094430/J-35616-22 (RD)

#### Fuse Block - Underhood X3

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | 0.5 PK/BK | 5294 | Ignition I Voltage
2 | -- | -- | Not Used
3 | 0.5 YE | 447 | Starter Relay Coil Control
4 | -- | -- | Not Used
5 | 0.5 D-BU | 473 | High Speed Cooling Fan Relay Control
6-7 | -- | -- | Not Used
8 | 3 RD/BK | 142 | Battery Positive Voltage
9 | 3 PU | 6 | Starter Solenoid Crank Voltage
10 | -- | -- | Not Used
11 | 0.5 PK/BK | 5294 | Ignition I Voltage
12 | -- | -- | Not Used
13 | 0.5 D-GN | 335 | Low Speed Cooling Fan Relay Control
14 | -- | -- | Not Used
15 | 0.5 WH | 1310 | EVAP Canister Vent Solenoid Control
16-17 | -- | -- | Not Used
18 | 0.5 PK | 439 | Ignition Voltage
19 | 0.5 D-GN | 59 | A/C Compressor Clutch Voltage
20 | 2 RD/WH | 3540 | Battery Positive Voltage
21 | 1 D-GN | 95 | Windshield Wiper Park
22-23 | -- | -- | Not Used
24 | 0.5 D-BU | 5985 | Ignition Voltage
25 | -- | -- | Not Used
26 | 0.8 PK/BK | 5290 | Ignition 1 Voltage
27-28 | -- | -- | Not Used
29 | 0.5 D-GN/WH | 459 | A/C Compressor Clutch Relay Control
30 | 0.5 PK/BK | 5293 | Ignition I Voltage
31 | 0.5 RD/WH | 540 | Battery Positive Voltage
32 | 0.8 RD/WH | 3640 | Battery Positive Voltage
33 | -- | -- | Not Used
34 | 0.5 WH | 17 | Stop Lamp Voltage
35 | -- | -- | Not Used
36 | 0.5 D-BU | 5985 | Ignition Voltage
37 | -- | -- | Not Used
38 | 0.5 PK | 1339 | Ignition Voltage
39-41 | -- | -- | Not Used
42 | 0.5 RD/WH | 4440 | Battery Positive Voltage (TSH)
43 | 1 PU | 92 | Windshield Wiper Motor High Speed
44 | -- | -- | Not Used
45 | 0.5 BK/WH | 451 | Ground
46 | 1 BK | 1650 | Ground
47 | 1 PK/BK | 5292 | Ignition 1 Voltage
48 | -- | -- | Not Used
49 | 0.5 YE | 5991 | Powertrain Relay Coil Control
50 | -- | -- | Not Used
51 | 1 PK/BK | 5291 | Ignition 1 Voltage
52-53 | -- | -- | Not Used
54 | 5 RD/WH | 1440 | Battery Positive Voltage (XA7)

### Fuse Block - Underhood X4 (Battery Positive Cable)

#### Terminal Part Information

- Harness: Battery Positive Cable
- Terminal: 7003-6115-02
- Core/Insulation Crimp: N/A
- Description: Ring Terminal

#### Fuse Block - Underhood X4 (Battery Positive Cable)

Pin | Wire | Circuit | Function
--- | --- | --- | ---
+ | 40 RD | 1 | Battery Positive Voltage

### Fuse Block - Underhood X4 (Battery Positive Junction Block)

#### Terminal Part Information

- Harness: Battery Positive Junction Block
- Terminal: 7003-6116-02
- Core/Insulation Crimp: N/A
- Description: Ring Terminal

#### Fuse Block - Underhood X4 (Battery Positive Junction Block)

Pin | Wire | Circuit | Function
--- | --- | --- | ---
+ | 32 RD | 1 | Battery Positive Voltage
19 RD/BK | 2 | Battery Positive Voltage

### Fuse Block - I/P Top Device Layout

#### Fuse Block - I/P Top Device Usage

Device | Rating | Description
--- | --- | ---
DRL Relay | -- | Daytime Running Lamp (DRL) - Left, Daytime Running Lamp (DRL) - Right (T61)
DRL 2 Relay | -- | Daytime Running Lamp (DRL) - Left (Z88 with TVD)
FRT/WSW Relay | -- | FRT/WSW Fuse
LCK Relay | -- | Door Latch - Driver (without AXC or AXE), Door Latch - Left Rear, Door Latch - Passenger (without AXC or AXE), and Door Latch - Right Rear
LT/PWR/SEAT Circuit Breaker | 25A | Memory Seat Module (AG3), Seat Adjuster Switch - Driver (AG1 or AH5), Seat Lumbar Switch - Driver (AH5)
L/GATE Relay | -- | Liftgate Latch Assembly (TB4)
LT/UNLCK Relay | -- | Door Latch - Driver (without AXC or AXE)
PWR/COLUMN Circuit Breaker | 25A | Memory Seat Module (N38)
PWR/WNDW Circuit Breaker | 25A | Door Control Module - Passenger (AXE), Window Motor - Driver (AXC or AXE), Window Motor - Passenger (AXC), Window Switch - Driver (without AXC or AXE), Window Switch - Left Rear, Window Switch - Passenger (without AXC or AXE), Window Switch - Right Rear
REAR/WSW | Relay | Rear Window Washer Fluid Pump
RT/PWR/SEAT Circuit Breaker | 25A | Seat Adjuster Switch - Passenger (AAQ or AG2), Seat Lumbar Switch - Passenger (AAQ)
UNLCK Relay | -- | Door Latch - Left Rear, Door Latch - Passenger (without AXC or AXE), and Door Latch - Right Rear

### Fuse Block - I/P Top View

### Fuse Block - I/P X2

#### Connector Part Information

- OEM: 7283-6456-90
- Service: 88952778
- Description: 16-Way F Kaizen YESC Series, Unsealed (BU)

#### Terminal Part Information

- Pins: 2, 6, 8, 16
- Terminal/Tray: 7116-4100-08/9
- Core/Insulation Crimp: E/C
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 10, 14, 15
- Terminal/Tray: 7116-4101-08/9
- Core/Insulation Crimp: E/A
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

#### Fuse Block - I/P X2

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | -- | -- | Not Used
2 | 0.5 GY | 391 | Rear Window Wiper Switch Signal
3-5 | -- | -- | Not Used
6 | 0.35 RD/WH | 1840 | Battery Positive Voltage
7 | -- | -- | Not Used
8 | 0.35 PK | 1139 | Ignition Voltage
9 | -- | -- | Not Used
10 | 0.8 RD/WH | 1240 | Battery Positive Voltage
11-13 | -- | -- | Not Used
14 | 0.8 RD/WH | 4540 | Battery Positive Voltage
15 | 0.8 RD/WH | 1640 | Battery Positive Voltage
16 | 0.35 PK | 1139 | Ignition Voltage

### Fuse Block - I/P X3

#### Connector Part Information

- OEM: 7283-6447-40
- Service: 88956524
- Description: 14-Way F Hybrid Series (L-GY)

#### Terminal Part Information

- Pins: 6
- Terminal/Tray: 7116-4101-08/9
- Core/Insulation Crimp: E/A
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 11, 13
- Terminal/Tray: 7116-4100-08/9
- Core/Insulation Crimp: E/C
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

#### Fuse Block - I/P X3

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1-5 | -- | -- | Not Used
6 | 0.8 OG | 300 | Power Mode
0.8 OG | 300 | Power Mode (XA7)
7-10 | -- | -- | Not Used
11 | 0.5 L-GN | 2270 | Rear Window Washer Relay Control
12 | -- | -- | Not Used
13 | 0.35 TN | 28 | Horn Relay Control
14 | -- | -- | Not Used

### Fuse Block - I/P X4

#### Connector Part Information

- OEM: 7283-3442-40
- Service: 89046712
- Description: 12-Way F YESC Kaizen Series (L-GY)

#### Terminal Part Information

- Pins: 1, 3, 5, 7, 9
- Terminal/Tray: 7116-4100-08/9
- Core/Insulation Crimp: E/C
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 11
- Terminal/Tray: 7116-4101-08/9
- Core/Insulation Crimp: E/A
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

#### Fuse Block - I/P X4

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | 0.35 RD/WH | 1040 | Battery Positive Voltage
2 | -- | -- | Not Used
3 | 0.5 RD/WH | 2140 | Battery Positive Voltage (N38)
4 | -- | -- | Not Used
5 | 0.35 PU/WH | 1382 | LED Dimming Signal
6 | -- | -- | Not Used
7 | 0.35 RD/WH | 1040 | Battery Positive Voltage
8 | -- | -- | Not Used
9 | 0.35 PU/WH | 7005 | LED Dimming Signal
10 | -- | -- | Not Used
11 | 1 RD/WH | 4240 | Battery Positive Voltage
12 | -- | -- | Not Used

### Fuse Block - I/P Bottom Label (Early Production)

### Fuse Block - I/P Bottom Label (Late Production)

#### Fuse Block - I/P Bottom Label Usage

Fuse | Rating | Description
--- | --- | ---
AIRBAG | 10A | Inflatable Restraint Front Passenger Presence System (PPS) Sensor, Inflatable Restraint Sensing and Diagnostic Module (SDM), Inflatable Restraint Vehicle Rollover Sensor
AMP | 30A | Audio Amplifier (UQA or AQS)
BCK/UP/STOP | 15A | Body Control Module (BCM), Steering Wheel/Column Tilt/Telescope Switch (N38)
BCM | 15A | Body Control Module (BCM)
CNSTR/VENT | 10A | Evaporative Emission (EVAP) Canister Vent Solenoid Valve
CTSY | 15A | Body Control Module (BCM)
DSPLY | 10A | Clock (W49), Data Link Connector (DLC), Instrument Panel Cluster (IPC), Liftgate Module (LGM) (TB5), Remote Control Door Lock Receiver (RCDLR)
DRL | 15A/10A | DRL Relay (T61)
DRL 2 | 10A | DRL 2 Relay (Z88 with TVD)
DR/LCK | 25A | LCK Relay, LT/UNLCK Relay, UNLCK Relay
FRT/WSW | 10A | Windshield Washer Fluid Pump
HTD/COOL SEAT | 30A | Heated Seat Control Module - Driver (KA1 without A45) or Seat Back Ventilation and Cooling Module - Driver, Seat Cushion Ventilation and Cooling Module - Driver, Seat Back Ventilation and Cooling Module - Passenger, and Seat Cushion Ventilation and Cooling Module - Passenger (KB6)
HVAC | 15A | Body Control Module (BCM), Head Up Display (HUD) (UV6), HVAC Control Module
INADV/PWR/LED | 15A | Body Control Module (BCM)
INFOTMNT | 10A | Digital Radio Receiver (U2K or UBS), Digital Video Disc (DVD) Player (U42), Radio/HVAC Control - Auxiliary (UK6)
LT/TRN/SIG | 15A | Body Control Module (BCM)
MSM | 10A | Garage Door Opener (UG1), Memory Seat Module (AG3), and Object Alarm Module (UD7)
PDM | 15A | L/GATE Relay (TB4), Door Control Module - Passenger (AXC or AXE)
PWR/MIR | 2A | Outside Rearview Mirror Switch (DL6 or DS3)
PWR MODE | 2A | Ignition Switch, Theft Deterrent Module (TDM)
RDO | 15A | Radio
REAR WPR | 20A | Rear Window Wiper Motor, REAR/WSW Relay
RT/TRN/SIG | 15A | Body Control Module (BCM)
STR/WHL/ILLUM | 2A | Steering Wheel Control Switch - Left, Steering Wheel Control Switch - Right (UK3)

### Fuse Block - I/P Bottom View

### Fuse Block - I/P X1

#### Connector Part Information

- OEM: 7287-2994-3W
- Service: See Catalog
- Description: 84-Way F YESC Kaizen Series (BK)

#### Terminal Part Information

- Pins: 2, 12
- Terminal/Tray: 7116-4112-02/9
- Core/Insulation Crimp: C/D
- Release Tool/Test Probe: 12094430/J-35616-35 (VT)

- Pins: 5, 6, 76-78
- Terminal/Tray: 7116-4122-02/10
- Core/Insulation Crimp: Pins 5, 6, 76 - D/G
- Core/Insulation Crimp: Pins 8, 77, 78 - A/B
- Release Tool/Test Probe: 12094430/J-35616-42 (RD)

- Pins: 8, 9, 15, 18, 21, 27, 28, 34, 37, 42, 45, 47, 52-54, 58
- Terminal/Tray: 7116-4101-08/9
- Core/Insulation Crimp: Pins 8, 9, 21, 37, 45, 47 - See Terminal Repair Kit
- Core/Insulation Crimp: Pins 15, 18, 27, 28, 34, 42, 52-54, 58 - E/A
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 13
- Terminal/Tray: 7116-4111-02/9
- Core/Insulation Crimp: C/A
- Release Tool/Test Probe: 12094430/J-35616-4A (PU)

- Pins: 22, 24-26, 29, 30, 32, 33, 36, 38-40, 43, 44, 46, 49, 50, 57, 59, 63-65, 69
- Terminal/Tray: 7116-4100-08/9
- Core/Insulation Crimp: E/C
- Release Tool/Test Probe: 12094430/J-35616-2A (GY)

- Pins: 48
- Terminal/Tray: 12048074/2
- Core/Insulation Crimp: E/1
- Release Tool/Test Probe: 12094429/J-35616-14 (GN)

- Pins: 79
- Terminal/Tray: 7116-4121-02/10
- Core/Insulation Crimp: C/B
- Release Tool/Test Probe: 12094430/J-35616-42 (RD)

#### Fuse Block - I/P X1

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | -- | -- | Not Used
2 | 2 RD/WH | 2040 | Battery Positive Voltage (UQA or UQS)
3-4 | -- | -- | Not Used
5 | 5 RD/BK | 842 | Battery Positive Voltage
6 | 5 RD/BK | 242 | Battery Positive Voltage
7 | -- | -- | Not Used
8 | 3 RD/WH | 3340 | Battery Positive Voltage
2 RD/WH | 3340 | Battery Positive Voltage
9 | 2 RD/WH | 3340 | Battery Positive Voltage
2 RD/WH | 3340 | Battery Positive Voltage
10-11 | -- | -- | Not Used
12 | 3 GY | 295 | Door Lock Actuator Lock Control
13 | 1 RD/WH | 3240 | Battery Positive Voltage (AXC or AXE)
14 | -- | -- | Not Used
15 | 0.8 RD/WH | 440 | Battery Positive Voltage
16-17 | -- | -- | Not Used
18 | 1 RD/WH | 340 | Battery Positive Voltage
19-20 | -- | -- | Not Used
21 | 0.35 RD/WH | 1840 | Battery Positive Voltage
0.5 RD/WH | 1840 | Battery Positive Voltage (TB5)
22 | 0.35 D-GN | 5706 | Liftgate Relay High Control (TB4)
23 | -- | -- | Not Used
24 | 0.35 YE | 356 | Driver Door Lock Relay Unlock Control (without AXC or AXE)
25 | 0.35 OG | 2268 | Windshield Washer Relay Control
26 | 0.5 RD/WH | 1940 | Battery Positive Voltage (DL6 or DS3)
27 | 0.8 D-GN | 392 | Rear Window Washer Pump Control
28 | 1 BK | 750 | Ground
29 | 0.5 RD/WH | 4140 | Battery Positive Voltage
30 | 0.35 D-BU | 545 | DRL Voltage (Z88 with TVD)
31 | -- | -- | Not Used
32 | 0.5 PK | 1139 | Ignition Voltage
33 | 0.5 RD/WH | 2340 | Battery Positive Voltage (UK6)
34 | 0.8 RD/WH | 2140 | Battery Positive Voltage
35 | -- | -- | Not Used
36 | 0.35 PU | 544 | DRL Relay Control (T61)
37 | 0.8 RD/WH | 840 | Battery Positive Voltage (AXC or AXE)
38 | 0.35 L-GN | 1391 | Driver Door Unlock Relay Control
39 | 0.5 L-GN | 2270 | Rear Window Washer Relay Control
40 | 0.5 L-BU | 6128 | Liftgate Latch Release (TB4)
41 | -- | -- | Not Used
42 | 1 RD/WH | 3840 | Battery Positive Voltage
43 | 0.5 GY | 391 | Rear Window Wiper Switch Signal
44 | 0.5 OG | 228 | Windshield Washer Pump Control
45 | 0.35 RD/WH | 3140 | Battery Positive Voltage (UG1)
0.35 RD/WH | 3140 | Battery Positive Voltage (AG3)
46 | 0.5 PK | 1139 | Ignition Voltage
47 | 0.5 RD/WH | 2340 | Battery Positive Voltage (U2K)
0.5 RD/WH | 2340 | Battery Positive Voltage (U42)
48 | 0.35 D-BU | 5364 | Left DRL/Turn Voltage (Z88 with TVD)
49 | 0.35 TN | 28 | Horn Relay Control
50 | 0.35 RD/WH | 1340 | Battery Positive Voltage
51 | -- | -- | Not Used
52 | 1 RD/WH | 640 | Battery Positive Voltage (KA1 without A45)
53 | 1 TN | 294 | Door Lock Actuator Unlock Control
54 | 1 TN | 694 | Driver Door Lock Actuator Unlock Control (without AXC or AXE)
55-56 | -- | -- | Not Used
57 | 0.35 OG | 300 | Power Mode
0.35 OG | 300 | Power Mode (U80)
58 | 1 RD/WH | 240 | Battery Positive Voltage
59 | 0.35 RD/WH | 3140 | Battery Positive Voltage (UD7)
60-62 | -- | -- | Not Used
63 | 0.35 TN | 28 | Horn Relay Control
64 | 0.35 L-BU | 5921 | Driver Door Unlock Relay Control
65 | 0.5 PU | 359 | DRL Voltage (T61)
66-68 | -- | -- | Not Used
69 | 0.35 YE | 5704 | Liftgate Relay Low Control (TB4)
70-75 | -- | -- | Not Used
76 | 5 RD/BK | 642 | Battery Positive Voltage
77 | 3 RD/WH | 1140 | Battery Positive Voltage (AG1 or AG3 or AH5)
78 | 3 RD/WH | 3040 | Battery Positive Voltage (AG2 or AAQ)
79 | 2 RD/WH | 4040 | Battery Positive Voltage (N38)
80-84 | -- | -- | Not Used

### Inline Fuse OnStar

#### Connector Part Information

- OEM:12010105
- Service: See Catalog
- Description: 2-Way F Fuseblock Components, Fuse Holders, Autofuse Series (BK)

#### Terminal Part Information

- Terminal/Tray: Not Serviced
- Core/Insulation Crimp: Not Serviced
- Release Tool/Test Probe: Not Serviced

#### Inline Fuse OnStar

Pin | Wire | Circuit | Function
--- | --- | --- | ---
A | 1 RD | 1 | Battery Positive Voltage
B | 1 RD | 4640 | Battery Positive Voltage