Electrical Center Identification Views. Chevrolet HHR 2008

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2008 🢒 HHR 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Electrical Center Identification Views

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
Connector 8:	Fuse Block - Underhood X5 (To Starter/Generator)
Connector 9:	Fuse Block - Underhood X5 (To Battery)
Connector 10:	Underhood Relay Block (Wire Entry) (Panel Van)
Connector 11:	Liftgate Relay Block (Wire Entry) (Panel Van)
Connector 12:	Body Control Module (BCM) Label
Connector 13:	Body Control Module (BCM) - Top View
Connector 14:	Body Control Module (BCM) - Bottom View
Connector 15:	Body Control Module (BCM) X1
Connector 16:	Body Control Module (BCM) X2
Connector 17:	Body Control Module (BCM) X3
Connector 18:	Body Control Module (BCM) X4
Connector 19:	Fuse Block - Rear Access Panel Top View (Panel Van)
Connector 20:	Fuse Block - Rear Access Panel (Wire Entry) (Panel Van)

Fuse Block - Underhood Label

Fuse Block - Underhood Label Usage

No.	Device	Rating	Description
1	EPS	60A	Electronic Power Steering (EPS) Control Module
2	REAR DEFOG	40A	Rear Window Defog Relay
3	--	--	Not Used
4	BCM 3	30A	Body Control Module
5	CRNK	30A	Crank Relay
6	BCM 2	40A	Body Control Module
7	REAR PWR PLUG	40	Rear Power Plug (Panel Van)
7	--	--	Not Used (without Panel Van)
8	VAC PUMP LNF	30A	LNF Engine
9	DIODE A/C CLTCH	--	A/C Compressor Clutch
10	L-GATE/S-ROOF	20A	Liftgate Release Relay and Sunroof Module
11	--	--	Not Used
12	REAR AUX PWR OUTLET	20	Rear Auxiliary Power Outlet (Panel Van)
12	--	--	Not Used (without Panel Van)
13	FUEL PUMP	15A	Fuel Pump Relay
14	REAR DEFOG Relay	--	Rear Window Defogger Grid
15	A/C CLTCH Relay	--	A/C Compressor Clutch Diode and A/C Compressor Clutch
16	--	--	Not Used
17	REAR WPR Relay	--	Rear Window Wiper Motor
18	L/GATE RELSE Relay	--	Door Latch - Liftgate
19	FUEL PUMP Relay	--	Fuel Pump and Sender Assembly
20	REAR WPR	15A	Rear Wpr Relay
21	MIR	5A	Outside Rearview Mirror Switch
22	A/C	10A	A/C Clutch Relay
23	HTD/SEAT	20A	Heated Seat Control Module Passenger and Heated Seat Control Module Driver
24	VAC PUMP LNF Relay	--	LNF Engine
25	Fuse Puller	--	Fuse Puller
26	PWR/TRN Relay	--	ECM Fuse, INJ IGN MOD Fuse, EXH Fuse and A/C CLTCH Relay
27	--	--	Not Used
28	DRL Relay	--	DRL Fuse (-LNF)
29	FRT AUX PWR OUTLET	20A	Cigar Lighter and Data Link Connector
30	PWR OUTLET	20A	Auxiliary Power Outlet Console
31	DRL	10A	LT LO BEAM Fuse and Headlamp - Left (-LNF)
32	LNF COOL FAN	40A	LNF Engine
33	EXH	10A	MAF/IAT Sensor, Heated Oxygen Sensors (HO2S), Evaporative Emission (EVAP) Canister Purge Solenoid, Clutch Pedal Position (CPP) Switch
34	CRNK Relay	--	Starter
35-36	--	--	Not Used
37	PWR SEAT	30A	Lumbar Adjuster Switch - Driver and Seat Adjuster Switch - Driver
38	--	--	Not Used
39	WSW PUMP Relay	--	Windshield Washer Fluid Pump
40	COOL FAN	30A	Cooling Fan (-LNF)
41	ECM	20A	Engine Control Module
42	LNF PRWTN	10A	LNF Engine
43	ECM TRANS	15A	Transmission Control Module, Automatic Transaxle and Engine Control Module
44	ABS	30A (JM4)	Electronic Brake Control Module (EBCM)
44	ABS	40A (JL4)	Electronic Brake Control Module (EBCM)
45	INJ IGN MDL	10A	Fuel Injectors, Ignition Control Module (L61), and Ignition Coil Modules (LE5)
46	PRK/NEUT	10A	Park Neutral Position (PNP) Switch (MN5)
46	BACK UP/LPS	10A	Back Up Lamps (LNF/M86)
47	HTD/SEAT/BCK/UP	10A	Park Neutral Position (PNP) Switch (MN5), Back Up Lamp Switch (M86-LNF), and Seat Heater Control Modules
48	REAR WSW Relay	--	Windshield Washer Fluid Pump
49	WSW PUMP	15A	Rear WSW Relay and WSW Pump Relay
50	COOL FAN Relay	--	Cooling Fan (-LNF)
51	RUN/CRANK Relay	--	I/P IGN Fuse, PRK/NEUT Fuse, ABS Fuse, ECM TRANS Fuse and BCK UP/HTD SEAT Fuse
52	WPR Relay	--	Windshield Wiper Motor Assembly
53	FOG LAMP	15A	Fog Lamp Relay
54	FOG LAMP Relay	--	Fog Lamp - Left Front and Fog Lamp - Right Front
55	HORN Relay	--	Horn
56	AIRBAG	10A	Inflatable Restraint Sensing and Diagnostic Module (SDM) and Body Control Module
57	ABS	10A	Electronic Brake Control Module (EBCM)
58	DIODE WPR	--	WPR Relay
59	WPR	25A	WPR Relays
60	HORN	10A	Horn Relays
61	ABS	20A	Electronic Brake Control Module (EBCM)
62	I/P IGN	20A	Body Control Module
63	LT HI BEAM	10A	Head Lamp - Left
64	CNSTR VENT	10A	Evaporative Emission (EVAP) Canister Vent Solenoid Valve
65	LT LO BEAM	10A	Head Lamp - Left
66	RT LO BEAM	10A	Head Lamp - Right
67	RT HI BEAM	10A	Head Lamp - Right
68	PRK LAMPS Relay	--	Tail/Stop and Turn Signal Lamps, Marker Lamps, License Lamps, and Park/Turn Signal/DRL Lamps
69	PRK LAMPS	10A	PRK LAMPS Relay
70	WPR Relay	--	Windshield Wiper Motor Assembly
71	LO BEAM Relay	--	RT LO BEAM Fuse and LT LO BEAM Fuse
72	HI BEAM Relay	--	RT HI BEAM Fuse and LT HI BEAM Fuse

Fuse Block - Underhood Top View

Fuse Block - Underhood Bottom View

Fuse Block - Underhood X1

Connector Part Information

OEM: R61927-002
Service: 88988759
Description: 64-Way F (NA)

Terminal Part Information

Pins: A1, A9, A10, A12, B9, C4, D3, D9, E9, F7, F9, F10
Terminal/Tray: 7116-4110-02/9
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: B2, E7
Terminal/Tray: 7116-4112-02/9
Core/Insulation Crimp: C/D
Release Tool/Test Probe: 12094430/J-35616-35 (VT)

Pins: A11, B11, C9, B12
Terminal/Tray: 7116-4111-02/9
Core/Insulation Crimp: Pins A11, B11, C9 - See Terminal Repair Kit
Core/Insulation Crimp: Pins B12 - E/A
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Fuse Block - Underhood X1

Pin	Wire	Circuit	Function
A1	0.5 D-GN	335	Low Speed Cooling Fan Relay Control (L61/LE5)
A2-A8	--	--	Not Used
A9	0.5 L-BU	20	Stop Lamp Supply Voltage (MN5)
A10	0.35 PK	539	Ignition 1 Voltage (MN5)
A11	0.5 PK/BK	5292	Ignition 1 Voltage
A11	0.8 PK/BK	5292	Ignition 1 Voltage
A12	0.5 BN	4	Accessory Voltage (MN5)
B1	--	--	Not Used
B2	0.5 L-BU	409	Cooling Fan Motor Supply Voltage (L61/LE5)
B3-B4	--	--	Not Used
B5	--	--	Not Available
B6-B7	--	--	Not Used
B8	--	--	Not Available
B9	0.5 PK	1639	Ignition 1 Voltage
B10	--	--	Not Used
B11	0.5 PK	1039	Ignition 1 Voltage (MN5)
B11	0.8 PK	1039	Ignition 1 Voltage (MN5)
B12	0.5 PK/BK	5290	Ignition 1 Voltage (LE5)
C1-C3	--	--	Not Used
C4	0.5 L-GN	24	Backup Lamp Supply Voltage
C5	--	--	Not Used
C6-C7	--	--	Not Available
C8	--	--	Not Used
C9	0.5 D-GN	1433	PNP/Clutch Start Switch Signal (LE5)
C9	0.5 YE	575	Starter Control (MN5)
C10-C12	--	--	Not Used
D1-D2	--	--	Not Used
D3	0.5 BK	150	Ground
D4-D5	--	--	Not Used
D6-D7	--	--	Not Available
D8	--	--	Not Used
D9	0.5 PK/BK	5291	Ignition 1 Voltage
D10-D12	--	--	Not Used
E1-E4	--	--	Not Used
E5	--	--	Not Available
E6	--	--	Not Used
E7	0.5 PU	6	Starter Solenoid Crank Voltage
E8	--	--	Not Available
E9	0.5 PK/BK	5291	Ignition 1 Voltage
E9	0.5 PK/BK	5291	Ignition 1 Voltage
E10-E12	--	--	Not Used
F1-F6	--	--	Not Used
F7	0.5 RD/WH	840	Battery Positive Voltage (MN5)
F8	--	--	Not Used
F9	0.5 PK/BK	5291	Ignition 1 Voltage
F10	0.5 D-GN	59	A/C Compressor Clutch Supply Voltage
F11-F12	--	--	Not Used

Fuse Block - Underhood X2

Connector Part Information

OEM: R61927-001
Service: 88988756
Description: 64-Way F (BK)

Terminal Part Information

Pins: A5 (Panel Van)
Pins: F5
Terminal/Tray: 7116-4122-02/10
Core/Insulation Crimp: A/B
Core/Insulation Crimp: D/G (Panel Van)
Release Tool/Test Probe: 12094430/J-35616-42 (RD)

Pins: A1, A6, A7, A10, A11, B1, B3, B6, B7, B10, B12, C1, C2, C9, C12, D3, D8, E1, E3, E7, F1, F2, F4, F11
Terminal/Tray: 7116-4110-02/9
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: D5 (Panel Van)
Pins: F3, F7
Terminal/Tray: 7116-4111-02/9
Core/Insulation Crimp: E/A
Core/Insulation Crimp: C/A (Panel Van)
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: C5, E12, F6
Terminal/Tray: 7116-4112-02/9
Core/Insulation Crimp: C/D
Release Tool/Test Probe: 12094430/J-35616-35 (VT)

Pins: A9, E2, F9, B9, C3, E6
Terminal/Tray: 7116-4111-02/9
Core/Insulation Crimp: Pins A9, E2, F9 - C/A
Core/Insulation Crimp: Pins C3, E6 - See Terminal Repair Kit
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Fuse Block - Underhood X2

Pin	Wire	Circuit	Function
A1	0.5 L-BU	14	Left Turn Signal Lamp Supply Voltage
A2-A4	--	--	Not Used
A5	5 RD/BK	742	Battery Positive Voltage (Panel Van)
A5	5 L-BU	409	Cooling Fan Motor Supply Voltage (LNF)
A6	0.5 OG	228	Windshield Washer Pump Control
A7	0.5 D-GN	392	Rear Window Washer Pump Control
A8	--	--	Not Used
A9	1 RD/WH	240	Battery Positive Voltage
A10	0.5 RD/WH	840	Battery Positive Voltage
A11	0.5 RD/WH	840	Battery Positive Voltage
A12	--	--	Not Used
B1	0.5 TN	28	Horn Relay Control
B2	--	--	Not Used
B3	0.8 RD/WH	40	Battery Positive Voltage
B4	--	--	Not Used
B5	--	--	Not Available
B6	0.5 L-GN/BK	592	DRL Relay Control
B7	0.5 OG	228	Windshield Washer Pump Control
B8	--	--	Not Available
B9	0.5 D-GN	1433	PNP/Clutch Start Switch Signal (L61)
B9	0.5 YE	575	Starter Control
B10	0.5 PK/BK	5291	Ignition 1 Voltage
B11	--	--	Not Used
B12	0.5 WH	193	Rear Defog Relay Control
C1	0.5 YE	317	Fog Lamp Relay Coil Supply Voltage (T37)
C2	0.5 PU	359	DRL Supply Voltage
C3	1 RD/WH	340	Battery Positive Voltage (KA1)
C3	1 RD/WH	340	Battery Positive Voltage (KA1)
C4	--	--	Not Used
C5	2 RD/WH	540	Battery Positive Voltage (CE5)
C6-C7	--	--	Not Available
C8	--	--	Not Used
C9	0.5 YE	447	Starter Relay Coil Control
C10-C11	--	--	Not Used
C12	0.5 BN	5069	Main Relay Control
D1-D2	--	--	Not Used
D3	0.5 RD/WH	440	Battery Positive Voltage
D4	--	--	Not Used
D5	1 RD/WH	1840	Battery Positive Voltage (Panel Van)
D6-D7	--	--	Not Available
D8	0.5 L-GN	2270	Rear Window Washer Relay Control
D9-D12	--	--	Not Used
E1	0.5 TN/WH	1969	Headlamp High Beam Relay Control
E2	0.5 GY	120	Fuel Pump Supply Voltage
E3	0.5 WH/BK	1221	Liftgate Release Switch Signal (-Panel Van)
E3	0.5 BK	1250	Ground (Panel Van)
E4	--	--	Not Used
E5	--	--	Not Available
E6	0.5 L-GN	24	Backup Lamp Supply Voltage
E6	0.5 L-GN	24	Backup Lamp Supply Voltage
E7	0.5 GY	391	Rear Window Wiper Switch Signal
E8	--	--	Not Available
E9-E11	--	--	Not Used
E12	0.5 PU	293	Rear Defog Element Supply Voltage
F1	0.5 PK/WH	1970	Headlamp Low Beam Relay Control
F2	0.5 D-GN/WH	465	Relay Control Primary
F3	0.5 TN/WH	56	Rear Compartment Lid Release Actuator (-Panel Van)
F3	0.5 L-GN/BK	5703	Liftgate Relay B+ (Panel Van)
F4	0.5 L-BU	1344	Liftgate Release Relay Control
F5	3 RD/BK	242	Battery Positive Voltage
F6	3 RD/BK	442	Battery Positive Voltage
F7	0.5 WH	393	Rear Window Wiper Motor Control
F8	--	--	Not Used
F9	0.5 BK	150	Ground
F10	--	--	Not Used
F11	0.5 D-GN/WH	459	A/C Compressor Clutch Relay Control
F12	--	--	Not Used

Fuse Block - Underhood X3

Connector Part Information

OEM: R62807-002
Service: 19115601
Description: 28-Way F (NA)

Terminal Part Information

Pins: B1, B2, C1, E2, F1, F6
Terminal/Tray: 7116-4110-02/9
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: A6, B6, B5, E5, C5
Terminal/Tray: 7116-4111-02/9
Core/Insulation Crimp: Pins A6, B5, B6, E5 - See Terminal Repair Kit
Core/Insulation Crimp: Pins C5 - C/A
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Fuse Block - Underhood X3

Pin	Wire	Circuit	Function
A1-A5	--	--	Not Used
A6	0.5 BN	9	Park Lamp Supply Voltage
A6	0.5 BN	9	Park Lamp Supply Voltage
B1	0.5 L-GN/BK	311	Right Headlamp High Beam Supply Voltage
B2	0.5 TN/WH	312	Right Headlamp Low Beam Supply Voltage
B3-B4	--	--	Not Available
B5	0.5 YE	712	Left Headlamp Low Beam Supply Voltage
B5	0.5 PU	359	DRL Supply Voltage
B6	0.5 BN	9	Park Lamp Supply Voltage
B6	0.5 BN	9	Park Lamp Supply Voltage
C1	0.5 D-GN/WH	711	Left Headlamp High Beam Supply Voltage
C2	--	--	Not Used
C3-C4	--	--	Not Available
C5	0.5 BK	150	Ground
C6	--	--	Not Used
D1-D2	--	--	Not Used
D3-D4	--	--	Not Available
D5-D6	--	--	Not Used
E1	--	--	Not Used
E2	0.5 D-GN	29	Horn Control
E3-E4	--	--	Not Available
E5	0.5 PU	2234	Front Fog Lamp Supply Voltage (T37)
E5	0.5 PU	2234	Front Fog Lamp Supply Voltage (T37)
E6	--	--	Not Used
F1	0.5 L-BU	14	Left Turn Signal Lamp Supply Voltage
F2-F5	--	--	Not Used
F6	0.5 D-BU	15	Right Turn Signal Lamp Supply Voltage

Fuse Block - Underhood X4

Connector Part Information

OEM: R61922-001
Service: 88988757
Description: 28-Way F (BK)

Terminal Part Information

Pins: A1, B1, B2, B5, B6, C1, C5, E2, E6, F2, F5
Terminal/Tray: 7116-4110-02/9
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: A4, F4
Terminal/Tray: 7116-4122-02/10
Core/Insulation Crimp: A/B
Release Tool/Test Probe: 12094430/J-35616-42 (RD)

Pins: D1, E1, F6
Terminal/Tray: 7116-4111-02/9
Core/Insulation Crimp: Pins D1, E1: C/A
Core/Insulation Crimp: Pins F6: C/A
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: F3
Terminal/Tray: 7116-4120-02/9
Core/Insulation Crimp: E/A
Release Tool/Test Probe: 12094430/J-35616-42 (RD)

Pins: A5, C2, A6, F1
Terminal/Tray: 7116-4112-02/9
Core/Insulation Crimp: Pins A5, C2 - C/D
Core/Insulation Crimp: Pins A6, F1 - See Terminal Repair Kit
Release Tool/Test Probe: 12094430/J-35616-35 (VT)

Fuse Block - Underhood X4

Pin	Wire	Circuit	Function
A1	0.5 BN	9	Park Lamp Supply Voltage
A2-A3	--	--	Not Used
A4	3 RD/BK	542	Battery Positive Voltage
A5	2 RD/WH	740	Battery Positive Voltage
A6	0.5 L-BU	20	Stop Lamp Supply Voltage
A6	0.5 L-BU	20	Stop Lamp Supply Voltage
B1	0.5 PK	1439	Ignition 1 Voltage
B2	0.5 D-GN	113	Windshield Wiper Switch Signal
B3-B4	--	--	Not Available
B5	0.5 WH/RD	1080	Park Lamp Relay Control
B6	0.5 L-BU	20	Stop Lamp Supply Voltage
C1	0.5 L-GN	1715	Windshield Wiper Switch High Signal
C2	0.5 PK	739	Ignition 1 Voltage
C3-C4	--	--	Not Available
C5	0.5 RD/WH	1640	Battery Positive Voltage
C6	--	--	Not Used
D1	0.5 D-GN	95	Windshield Wiper Motor Low Speed Control
D2	--	--	Not Used
D3-D4	--	--	Not Available
D5-D6	--	--	Not Used
E1	0.5 PU	92	Windshield Wiper Motor High Speed Control
E2	0.5 PK/BK	1039	Ignition 1 Voltage
E3-E4	--	--	Not Available
E5	--	--	Not Used
E6	0.5 RD/WH	1340	Battery Positive Voltage (U2K)
F1	0.5 PK	1639	Run/Crank Ignition 1 Voltage (KA1)
F1	0.5 PK	1639	Ignition 1 Voltage (KA1)
F2	0.5 YE	5199	Relay Coil Control
F3	0.5 D-BU	15	Right Turn Signal Lamp Supply Voltage
F4	2 RD/BK	342	Battery Positive Voltage (AJ6)
F5	0.5 BN	4	Accessory Voltage (MN5)
F6	0.8 PK/BK	5290	Ignition 1 Voltage (L61)

Fuse Block - Underhood X5 (To Starter/Generator)

Terminal Part Information

Harness: Engine Harness
Terminal: 7003611702
Core/Insulation Crimp: N/A
Description: Ring Terminal

Fuse Block - Underhood X5 (To Starter/Generator)

Pin	Wire	Circuit	Function
+	50 RD	1	Battery Positive Voltage

Fuse Block - Underhood X5 (To Battery)

Terminal Part Information

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

Fuse Block - Underhood X5 (To Battery)

Pin	Wire	Circuit	Function
+	40 RD	1	Battery Positive Voltage

Underhood Relay Block (Wire Entry) (Panel Van)

Connector Part Information

OEM: E-1588
Service: See Catalog
Description: 10-Way F (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Underhood Relay Block (Wire Entry) (Panel Van)

Pin	Wire	Circuit	Function
R1-1	0.35 L-GN/WH	5702	Door Latch Motor Control
R1-2	0.35 BK	1250	Ground
R1-3	0.8 BN	6156	Rear Access Panel Relay Control - Left Rear
R1-4	--	--	Not Used
R1-5	0.35 BK	1250	Ground
R2-1	0.35 WH	5065	CHMSL Relay Coil Control
R2-2	0.35 BK/WH	1251	Ground
R2-3	0.35 RD/WH	140	Battery Positive Voltage
R2-4	--	--	Not Used
R2-5	0.5 L-BU	20	Stop Lamp Switch Signal

Liftgate Relay Block (Wire Entry) (Panel Van)

Connector Part Information

OEM: E-1588
Service: See Catalog
Description: 10-Way F (BK)

Terminal Part Information

Pins: See Terminal Repair Kit
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Liftgate Relay Block (Wire Entry) (Panel Van)

Pin	Wire	Circuit	Function
R1-1	0.5 L-GN/BK	5703	Liftgate Relay B+
R1-2	0.5 WH/BK	1221	Liftgate Release Switch Signal
R1-3	0.5 L-GN/BK	5703	Liftgate Relay B+
R1-4	--	--	Not Used
R1-5	0.5 TN/WH	56	Rear Compartment Lid Release Actuator
R2-1-R2-5	--	--	Not Used

Body Control Module (BCM) Label

Body Control Module (BCM) Label Usage

No.	Device	Rating	Description
1	FUSE PULLER	--	FUSE PULLER
2-5	EMPTY	--	Not Used
6	AMP	20A	Audio Amplifier
7	CLSTR	10A	Instrument Panel Cluster (IPC)
8	IGN SW/PK3+	2A	Ignition Switch
9	STOP LP	10A	Stop Lamp Switch
10	HVAC/PK3+	10A	HVAC Control Module and Theft Deterrent Control Module
11	--	--	Not Used
12	SPARE	20A	Not Used
13	AIRBAG	10A	Inflatable Restraints Sensing and Diagnostic Module (SDM) and Inflatable Restraint Front Passenger Presence System (PPS) Module
14	SPARE	10A	Not Used
15	WPR	10A	Windshield Wiper Washer Switch
16	HVAC/IP IGN	10A	I/P Cluster, Clutch Pedal Start Switch, HVAC Control Module, and Stop Lamp/TCC/Cruise Release Switch
17	WNDW RAP	2A	Power Windows
18	--	--	Not Used
19	EPS/STR WHL CNTRL	2A	Electronic Power Steering (EPS) Column Assembly and Inflatable Restraint Steering Wheel Module Coil
20	S ROOF	15A	Not Used
21	SPARE	20A	Not Used
22	--	--	Not Used
23	RDO	15A	Radio and Remote Control Door Lock Receiver
24	XM/ONSTAR	10A	Vehicle Communication Interface Module and Digital Radio Receiver
25	ECM/TCM	10A	Fuse Block Underhood, Engine Control Module (ECM), and Transmission Control Module (TCM)
26	DR LCK	15A	Driver Door Unlock Relay, Door Unlock Relay, and Door Lock Relay
27	INT LIGHT	10A	Interior Lamps Relay
28	SWC BKLT	2A	Inflatable Restraint Steering Wheel Module Coil
29	PWR WNDW	30A	Master Switch
30	HVAC Relay	--	Blower Motor
31	--	--	Not Used
32	RAP Relay	--	PWR WINDW Fuse, SPARE fuses, and S ROOF Fuse
Printed Circuit Board (PCB) Relays - Not Serviceable
--	DOOR LOCK PCB Relay	--	BCM Logic, Door Latches
--	DOOR UNLOCK PCB Relay	--	BCM Logic, Door Latches
--	DR DOOR UNLOCK PCB Relay	--	BCM Logic, Driver Door Latch
--	INT LIGHT PCB Relay	--	Dome Lamp, Inside Rearview Mirror

Body Control Module (BCM) - Top View

Body Control Module (BCM) - Bottom View

Body Control Module (BCM) X1

Connector Part Information

OEM: 15393122
Service: 88987847
Description: 72-Way F Micro-64 Unsealed (GY)

Terminal Part Information

Pins: 1, 3-9, 13-20, 22, 31, 33, 35, 36, 44, 47, 51, 54, 55, 58-65, 67, 68, 69-71
Terminal/Tray: 15359541/4
Core/Insulation Crimp: M/M
Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

Body Control Module (BCM) X1

Pin	Wire	Circuit	Function
1	0.5 L-BU/BK	747	Left Rear Door Ajar Switch Signal
2	--	--	Not Used
3	0.5 PU	5531	Hood Closed Switch Signal (AP3)
4	0.5 PK/BK	109	Hood Ajar Switch Signal (AP3)
5	0.5 TN	755	Sunroof Enable Signal (CF5)
6	0.5 WH	682	Door Lock Lock/Unlock Signal
7	0.5 WH/BK	682	Door Lock Lock/Unlock Signal
8	0.5 WH/RD	1080	Park Lamp Relay Control
9	0.5 YE	5456	Rear Wiper Park Signal
10-12	--	--	Not Used
13	0.5 PK	849	Brake Fluid Level Sensor Signal (1)
14	0.5 L-BU	1134	Park Brake Switch Signal
15	0.5 YE	5199	Run/Crank Relay Coil Control
16	0.5 WH	193	Rear Defog Relay Control
17	0.5 D-BU	15	Right Turn Signal Lamp Supply Voltage
18	0.5 D-GN	5060	Low Speed GMLAN Serial Data (U2K)
19	0.5 TN/WH	746	Right Front Door Ajar Switch Signal
20	0.5 L-GN/BK	748	Right Rear Door Ajar Switch Signal
21	--	--	Not Used
22	0.5 GY/BK	745	Left Front Door Ajar Switch Signal
23-30	--	--	Not Used
31	0.5 L-BU	1344	Liftgate Release Relay Control
32	--	--	Not Used
33	0.5 D-GN/WH	1135	A/T Shift Interlock Solenoid Supply Voltage (MN5)
34	--	--	Not Used
35	0.5 L-BU	14	Left Turn Signal Lamp Supply Voltage
36	0.5 D-GN	5060	Low Speed GMLAN Serial Data (UE1)
37-39	--	--	Not Used
40	0.35 L-BU	1788	Traction Control Switch Signal (JL4/JL9)
41-43	--	--	Not Used
44	0.5 TN/WH	1969	Headlamp High Beam Relay Control
45-46	--	--	Not Used
47	0.5 YE	196	Windshield Wiper Motor Park Switch Signal
48-50	--	--	Not Used
51	0.5 D-GN	113	Windshield Wiper Switch Signal 2
52-53	--	--	Not Used
54	0.5 YE	317	Fog Lamp Relay Control
55	0.5 PK/BK	1303	Liftgate Ajar Switch Signal
56-57	--	--	Not Used
58	0.5 L-GN	2270	Rear Window Washer Relay Control
59	0.5 GY	391	Rear Window Wiper Switch Signal
60	0.5 TN	28	Horn Relay Control
61	0.5 BK/WH	1251	Signal Ground
62	0.5 RD/WH	1340	Battery Positive Voltage
63	0.5 GY	596	5-Volt Reference
64	0.5 BK/WH	851	Signal Ground
65	0.5 TN/WH	1704	Sensor Low Reference
66	--	--	Not Used
67	0.5 YE	61	Low Reference
68	0.5 WH	5075	Current Sensor Signal
69	0.5 WH/BK	1221	Liftgate Release Switch Signal (-Panel Van)
69	0.5 L-GN	5926	Release Switch Signal (Panel Van)
70	0.5 D-GN/WH	636	Ambient Air Temperature Sensor Signal
71	0.5 L-GN/BK	592	DRL Relay Control
72	--	--	Not Used

Body Control Module (BCM) X2

Connector Part Information

OEM: 15393121
Service: 88987848
Description: 72-Way F Micro-64 Unsealed (GY)

Terminal Part Information

Pins: 1-5, 9, 11, 14-16, 17, 19, 20, 26, 38, 44, 47, 51, 54, 56-58, 61, 62, 64, 66-69, 71, 72
Terminal/Tray: 15359541/4
Core/Insulation Crimp: M/M
Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

Body Control Module (BCM) X2

Pin	Wire	Circuit	Function
1	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus (+)
2	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus (+)
3	0.5 YE	10	Headlamp Switch Signal
4	0.5 PU	524	Headlamp Dimmer Switch High Beam Signal
5	0.5 BN/WH	301	Park Lamp Switch On Signal
6-8	--	--	Not Used
9	0.5 WH	111	Hazard Switch Signal
10	--	--	Not Used
11	0.5 D-GN	264	Security Indicator Supply Voltage
12-13	--	--	Not Used
14	0.5 TN	28	Horn Relay Control
15	0.5 WH	103	Headlamp Switch On Signal
16	0.5 OG	192	Front Fog Lamp Switch Signal (T37)
17	0.5 PU/WH	549	Headlamp Switch Headlamps Off Signal
18	--	--	Not Used
19	0.5 TN	2501	High Speed GMLAN Serial Data (-)
20	0.5 TN	2501	High Speed GMLAN Serial Data (-)
21-25	--	--	Not Used
26	0.5 D-GN	44	Instrument Panel Lamp Dimmer Switch Signal
27-37	--	--	Not Used
38	0.5 L-GN/BK	5060	Low Speed GMLAN Serial Data
39-43	--	--	Not Used
44	0.5 L-GN/BK	1137	DRL Ambient Light Sensor Signal
45-46	--	--	Not Used
47	0.5 YE/BK	1138	DRL Ambient Light Sensor Low Reference
48-50	--	--	Not Used
51	0.5 BN	1356	Flash To Pass Switch Signal
52-53	--	--	Not Used
54	0.5 L-BU	20	Stop Lamp Supply Voltage
55	--	--	Not Used
56	0.5 WH	1390	Off/Run/Crank Voltage
57	0.5 GY	112	Windshield Wiper Switch Signal 1
58	0.5 PU	719	Low Reference
59-60	--	--	Not Used
61	0.5 GY	1884	Cruise Control Switch Signal
62	0.5 WH/BK	1073	Ignition Key Resistor Signal
63	--	--	Not Used
64	0.5 WH	2283	Rear Wiper/Washer Switch Supply Voltage
65	--	--	Not Used
66	0.5 YE/BK	1418	Left Rear Turn Signal Switch Signal
67	0.5 D-GN/WH	1419	Right Rear Turn Signal Switch Signal
68	0.5 L-BU	292	Rear Defog Switch Signal
69	0.5 L-GN	66	A/C Request Signal
70	--	--	Not Used
71	0.5 PU	5234	Passenger Seat Belt Indicator
72	0.5 WH	193	Rear Defog Relay Control

Body Control Module (BCM) X3

Connector Part Information

OEM: 15492675
Service: 15404825
Description: 41-Way F Micro-64 Unsealed (RD)

Terminal Part Information

Pins: A1-A5, A7-A10, A12, B1, B3, B5, B12, C12, D4, D7
Pins: C3 (Panel Van)
Terminal/Tray: 12110844/4
Core/Insulation Crimp: Pins A1-A5, A7-A10, A12, B1, D4 - E/A
Core/Insulation Crimp: Pins B3, B5, B12, C12, D7 - E/C
Core/Insulation Crimp: Pins C3 - C/A
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: C5, D1, D6, D10-D12
Terminal/Tray: 12110842/4
Core/Insulation Crimp: Pins C5, D11 - A/B
Core/Insulation Crimp: Pins D1, D6, D10, D12 - F/G
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Body Control Module (BCM) X3

Pin	Wire	Circuit	Function
A1	0.5 TN	294	Door Lock Actuator Unlock Control (-Panel Van)
A1	0.5 TN	294	Door Lock Actuator Unlock Control
A2	0.5 TN	294	Door Lock Actuator Unlock Control (-Panel Van)
A3	0.5 D-BU/WH	149	Courtesy Lamp Supply Voltage
A4	0.5 GY	295	Door Lock Actuator Lock Control (-Panel Van)
A4	0.5 GY	295	Door Lock Actuator Lock Control (-Panel Van)
A5	0.5 GY	295	Door Lock Actuator Lock Control
A5	0.5 GY	295	Door Lock Actuator Lock Control
A6	--	--	Not Used
A7	0.5 BN	9	Park Lamp Supply Voltage
A8	0.5 PK	339	Ignition 1 Voltage
A9	0.5 YE	18	Left Rear Stop/Turn Lamp Supply Voltage
A10	0.5 GY	157	Courtesy Lamp Control
A11	--	--	Not Used
A12	0.5 D-GN	19	Right Rear Stop/Turn Lamp Supply Voltage
B1	0.5 TN	694	Driver Door Lock Actuator Unlock Control
B2	--	--	Not Used
B3	0.5 RD/WH	1340	Battery Positive Voltage
B3	0.5 RD/WH	1340	Battery Positive Voltage (UE1)
B4	--	--	Not Used
B5	0.5 BN	4	Accessory Voltage
B5	0.5 BN	4	Accessory Voltage (MN5)
B6-B7	--	--	Not Available
B8-B11	--	--	Not Used
B12	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
B12	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
C1-C2	--	--	Not Available
C3	0.5 D-GN	1301	RAP Fuse Supply Voltage (Panel Van)
C4	--	--	Not Used
C5	2 D-GN	801	Retained Accessory Power Fuse Supply Voltage
C6-C7	--	--	Not Available
C8-C11	--	--	Not Used
C12	0.5 OG	228	Windshield Washer Pump Control
D1	0.5 RD/BK	142	Battery Positive Voltage
D2	--	--	Not Available
D3	--	--	Not Used
D4	0.5 RD/WH	840	Battery Positive Voltage
D5	--	--	Not Used
D6	0.5 PK	739	Ignition 1 Voltage
D6	0.5 PK	739	Ignition 1 Voltage (Panel Van)
D7	0.5 PK	1339	Ignition 1 Voltage
D7	0.5 PK	1339	Ignition 1 Voltage
D8-D9	--	--	Not Used
D10	0.5 RD/BK	442	Battery Positive Voltage
D11	2 RD/WH	640	Battery Positive Voltage (UQ3)
D12	0.5 RD/BK	242	Battery Positive Voltage

Body Control Module (BCM) X4

Connector Part Information

OEM: 15492668
Service: 88988776
Description: 68-Way F Micro-64 Unsealed (L-GY)

Terminal Part Information

Pins: E12
Terminal/Tray: 12110842/4
Core/Insulation Crimp: A/B
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: D4, D10
Terminal/Tray: 12110842/4
Core/Insulation Crimp: Pins D4 - F/G
Core/Insulation Crimp: Pins D10 - See Terminal Repair Kit
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: B1, B2, C1, C2, C8, C11, C12, D1, D3, E6, F1, F3, F9, E1, F4-F6
Terminal/Tray: 12110844/4
Core/Insulation Crimp: Pins B1, B2, C2, C8, C11, C12, D1, D3, E6, F1, F3, F9 - E/C
Core/Insulation Crimp: Pins A2, C1, E1, F4-F6 - E/A
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Body Control Module (BCM) X4

Pin	Wire	Circuit	Function
A1	--	--	Not Used
A2	0.5 GY	157	Courtesy Lamp Control
A3-A12	--	--	Not Used
B1	0.5 OG	228	Windshield Washer Pump Control
B2	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
B2	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
B3-B12	--	--	Not Used
C1	0.5 RD/WH	1440	Battery Positive Voltage
C2	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
C3-C5	--	--	Not Used
C6-C7	--	--	Not Available
C8	0.5 BN	4	Accessory Voltage (MN5)
	0.5 BN	4	Accessory Voltage (-MN5)
	0.5 BN	4	Accessory Voltage (-MN5)
C9-C10	--	--	Not Used
C11	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
C11	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
C12	0.5 GY	8	Instrument Panel Lamps Dimmer Switch Signal
D1	0.5 RD/WH	1040	Battery Positive Voltage
D2	--	--	Not Used
D3	0.5 YE	5199	Run/Crank Relay Coil Control
D4	3 BN	141	Run Ignition 3 Voltage
D5	--	--	Not Used
D6-D7	--	--	Not Available
D8-D9	--	--	Not Used
D10	1 RD/WH	1140	Battery Positive Voltage
D10	0.5 RD/WH	1140	Battery Positive Voltage
D11-D12	--	--	Not Used
E1	0.5 RD/WH	140	Battery Positive Voltage
E2-E5	--	--	Not Used
E6	0.5 PK	439	Ignition 1 Voltage
E7-E9	--	--	Not Used
E10	0.5 RD/WH	1340	Battery Positive Voltage (U2K)
E11	--	--	Not Used
E12	0.5 BK	550	Ground
F1	0.5 RD/WH	1540	Battery Positive Voltage
F1	0.5 RD/WH	1540	Battery Positive Voltage
F2	0.35 GY	8	Instrument Panel Lamp Dimmer Switch Signal (JL4/JL9)
F3	0.5 GY	8	Instrument Panel Lamp Dimmer Switch Signal (T37)
F3	0.5 GY	8	Instrument Panel Lamp Dimmer Switch Signal
F4	0.5 PK	339	Ignition 1 Voltage
F4	0.5 PK	339	Ignition 1 Voltage
F5	0.5 PK	339	Ignition 1 Voltage
F6	0.5 PK	339	Ignition 1 Voltage
F6	0.5 PK	339	Ignition 1 Voltage (M86)
F7-F8	--	--	Not Used
F9	0.5 PK	1539	Ignition 1 Voltage
F9	0.5 PK	1539	Ignition 1 Voltage
F10-F12	--	--	Not Used

Fuse Block - Rear Access Panel Top View (Panel Van)

Fuse Block - Rear Access Panel (Wire Entry) (Panel Van)

Connector Part Information

OEM: CBE-1588
Service: See Catalog
Description: 10-Way F (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Fuse Block - Rear Access Panel (Wire Entry) (Panel Van)

Pin	Wire	Circuit	Function
R1-1	0.8 RD/WH	540	Battery Positive Voltage
R1-2	0.35 L-GN/BK	5703	Battery Positive Voltage
R1-3	0.8 RD/WH	540	Battery Positive Voltage
R1-4	--	--	Not Used
R1-5	0.8 L-BU/WH	6667	Liftgate Relay B+
R2-1	0.8 RD/WH	540	Battery Positive Voltage
R2-2	0.35 D-BU	5876	Front Passenger Door Latch Enable Control
R2-3	0.8 RD/WH	540	Battery Positive Voltage
R2-4	--	--	Not Used
R2-5	0.8 L-GN/BK	6669	Liftgate Relay B+