Relay Block - I/P C1

Fig 1: Relay Block - I/P C1 Connector End View

Courtesy of GENERAL MOTORS CORP.

Relay Block - I/P C1 Connector Parts Information

Connector Part Information

OEM: 15492644
Service: 88988945
Description: 68-Way F Metri-Pack 280 Series Flexlock (GY)

Terminal Part Information

Pins: B5, C4, D4, D5, F7, F9
Terminal/Tray: 12110844/4
Core/Insulation Crimp: E/A
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: A1, E5
Terminal/Tray: 15324340/19
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: A3-A6, A8-A12, B3, B8, B9, C2, C3, C5, C8, C10, D1-D3, D10, E1, E2, E4, E6-E8, F-F3, F5, F6, F11
Terminal/Tray: 12110844/4
Core/Insulation Crimp: Pins A3, A4, A6, A8-A12, B8, B9, C2, C3, C5, C8, C10, D1-D3, D10, E1, E2, E4, E6-E8, F1- F3, F5,F6, F11 - E/C
Core/Insulation Crimp: Pins A5, B3 - C/A
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: B6, B7, C9, D8, D9, E10, F8, F10
Terminal/Tray: 12110842/4
Core/Insulation Crimp: Pins B6, C9, D8, D9 - A/B
Core/Insulation Crimp: Pins B7, E10, F8, F10 - F/G
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Relay Block - I/P C1 Connector Terminal Identification

Pin	Wire Color	Circuit No.	Function
A1	L-GN	24	Backup Lamp Supply Voltage
A1	L-GN	24	Backup Lamp Supply Voltage
A2	-	-	Not Used
A3	BK/WH	1704	Low Reference
A4	D-GN/WH	636	Ambient Air Temperature Sensor Signal
A5	BK/WH	1851	Ground
A5	BK/WH	1851	Ground
A6	WH	193	Rear Defog Relay Control
A7	-	-	Not Used
A8	BN/WH	230	Instrument Panel Lamps Dimming Control
A9	BN	341	Ignition 3 Voltage
A10	D-GN/WH	817	Vehicle Speed Signal
A11	BN/WH	230	Instrument Panel Lamps Dimming Control
A11	BN/WH	230	Instrument Panel Lamps Dimming Control
A12	GY/BK	690	Courtesy Lamp Supply Voltage
B1-B2	-	-	Not Used
B3	BK/WH	1851	Ground
B3	BK/WH	1851	Ground (U2K)
B4	-	-	Not Used
B5	BK/WH	1851	Ground (Except UE4)
B6	OG	1840	Battery Positive Voltage
B7	RD	642	Battery Positive Voltage
B8	BN/WH	230	Instrument Panel Lamps Dimming Control
B9	D-GN/WH	817	Vehicle Speed Signal
B10-B12	-	-	Not Used
C1	-	-	Not Used
C2	BN/WH	230	Instrument Panel Lamps Dimming Control
C2	BN/WH	230	Instrument Panel Lamps Dimming Control
C3	BN/WH	230	Instrument Panel Lamps Dimming Control
C4	OG	1732	Inadvertent Power Supply Voltage
C4	OG	1732	Inadvertent Power Supply Voltage
C5	BK/WH	1851	Ground
C5	BK/WH	1851	Ground
C8	BN/WH	230	Instrument Panel Lamps Dimming Control
C8	BN/WH	230	Instrument Panel Lamps Dimming Control
C9	OG	1340	Battery Positive Voltage
C10	BN	2409	Interior Park Lamps Supply Voltage
C11-C12	-	-	Not Used
D1	WH/BK	5515	Inside Air Temperature Sensor Assembly Control
D2	BN/WH	230	Instrument Panel Lamps Dimming Control
D3	BN/WH	230	Instrument Panel Lamps Dimming Control
D4	OG	1732	Inadvertent Power Supply Voltage
D5	BK/WH	1851	Ground
D5	BK/WH	1851	Ground (Except UE4)
D8	BK/WH	1851	Ground
D9	BK	1050	Ground
D10	BN	2409	Interior Park Lamps Supply Voltage
D11-D12	-	-	Not Used
E1	BN	718	Low Reference
E2	PK	1691	Automatic Day/Night Mirror Low Reference
E3	-	-	Not Used
E4	PU/WH	1382	LED Dimming Supply
E4	PU/WH	1382	LED Dimming Supply
E5	BK/WH	1851	Ground
E5	BK/WH	1851	Ground
E6	D-GN/WH	817	Vehicle Speed Signal
E7	PU/WH	1382	LED Dimming Supply
E8	BK/WH	1851	Ground
E8	BK/WH	1851	Ground
E9	-	-	Not Used
E10	RD	242	Battery Positive Voltage
E11-E12	-	-	Not Used
F1	D-GN	734	Inside Air Temperature Sensor Signal
F2	GY	1690	Automatic Day/Night Mirror Signal
F3	PK	739	Ignition 1 Voltage
F4	-	-	Not Used
F5	BK/WH	1851	Ground
F6	PU/WH	1382	LED Dimming Supply
F6	PU/WH	1382	LED Dimming Supply
F7	OG	4540	Battery Positive Voltage
F8	BK/WH	1851	Ground
F9	L-BU	1620	CHMSL Supply Voltage
F10	D-BU	47	Trailer Auxiliary Supply Voltage
F11	YE	243	Accessory Voltage
F12	-	-	Not Used