Powertrain Control Module Connector End Views. GMC Truck Sierra Classic

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Classic - 4WD 🢒 Engine 🢒 Engine Controls and Fuel - 8.1L 🢒 Powertrain Control Module Connector End Views

Connector 1:	Powertrain Control Module (PCM) - C1
Connector 2:	Powertrain Control Module (PCM) - C2

Powertrain Control Module (PCM) - C1

Connector Part Information

OEM: 12191110
Service: 12167308
Description: 80-Way F Micro-Pack 100W Sealed (BU)

Terminal Part Information

Pins: 22, 30, 34, 52, 63 , 71, 78
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Pins: 1-4, 7, 11-15, 19-21, 23-29, 33, 35-37, 39, 40, 43-46, 48, 51, 54, 57, 58, 61, 64-70, 73-77, 80
Terminal/Tray: 12084913/5
Core/Insulation Crimp: W/W
Release Tool/Test Probe: 12122523/J-35616-6 (BN)

Powertrain Control Module (PCM) - C1

Pin	Wire Color	Circuit No.	Function
1	BK/WH	451	Ground
2	L-GN	1867	12-Volt Reference
3	PK/BK	1746	Fuel Injector 3 Control
4	L-GN/BK	1745	Fuel Injector 2 Control
5-6	--	--	Not Used
7	GY	2705	5-Volt Reference
8-10	--	--	Not Used
11	L-BU	1876	KS 2 Signal
12	D-BU/WH	1869	CKP Sensor Signal
13	OG/BK	463	Requested Torque Signal (A/T)
14	OG/BK	1061	UART Serial Data
15	D-BU/WH	774	UART Serial Data
16-18	--	--	Not Used
19	PK	439	Ignition 1 Voltage
20	OG	440	Battery Positive Voltage
21	YE/BK	1868	Low Reference
22	L-GN	488	PTO ON Switch Signal (PTO)
23	BK	470	Low Reference
24	BK/WH	451	Ground (NC1/NC8)
25	TN	1671	HO2S Low Signal Bank 2 Sensor 2 (NC1/NC8)
26	TN	1667	HO2S Low Signal Bank 2 Sensor 1
27	BK/WH	451	Ground (NC1/NC8)
28	TN/WH	1669	HO2S Low Signal Bank 1 Sensor 2 (NC1/NC8)
29	TN	1664	HO2S Low Signal Bank 1 Sensor 1
30	L-GN	1478	Coolant Level Switch Signal
31-32	--	--	Not Used
33	PU	420	TCC Brake Switch/Cruise Control Release Signal
34	OG/BK	1786	Park/Neutral Signal (A/T)
35	GY	48	CPP Switch Signal (M/T)
36	BK	1744	Fuel Injector 1 Control
37	YE/BK	846	Fuel Injector 6 Control
38	--	--	Not Used
39	YE/BK	625	Starter Enable Relay Control
40	BK/WH	451	Ground
41-42	--	--	Not Used
43	RD/BK	877	Fuel Injector 7 Control
44	L-BU/BK	844	Fuel Injector 4 Control
45	GY	2700	5-Volt Reference
46	GY	474	5-Volt Reference
47	--	--	Not Used
48	GY	597	5-Volt Reference
49-50	--	--	Not Used
51	D-BU	496	KS 1 Signal
52	YE	2522	PTO Engage Signal (PTO)
53	--	--	Not Used
54	OG/BK	469	Low Reference
55-56	--	--	Not Used
57	OG	440	Battery Positive Voltage
58	D-GN	1049	Class 2 Serial Data
59-60	--	--	Not Used
61	PK/BK	632	Low Reference
62	--	--	Not Used
63	BK	2755	Low Reference
64	BK/WH	451	Ground
65	PU	1670	HO2S High Signal Bank 2 Sensor 2 (NC1/NC8)
66	PU	1666	HO2S High Signal Bank 2 Sensor 1
67	BK/WH	451	Ground
68	PU/WH	1668	HO2S High Signal Bank 1 Sensor 2 (NC1/NC8)
69	PU/WH	1665	HO2S High Signal Bank 1 Sensor 1
70	BN	1174	Oil Level Switch Signal
71	L-BU	494	Engine Shut Off Signal (PTO)
72	--	--	Not Used
73	BN/WH	633	CMP Sensor Signal
74	YE	410	ECT Sensor Signal
75	PK	1020	Ignition 0 Voltage
76	BK/WH	845	Fuel Injector 5 Control
77	D-BU/WH	878	Fuel Injector 8 Control
78	PU	2562	PTO Control (PTO)
79	--	--	Not Used
80	BK	407	Low Reference

Powertrain Control Module (PCM) - C2

Connector Part Information

OEM: 12191110
Service: 12167308
Description: 80-Way F Micro-Pack 100W Sealed (GN)

Terminal Part Information

Pins: 2, 12, 21
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Pins: 1, 3, 5, 9, 10, 14-16, 18-21, 25-29, 31, 32, 34, 39, 40, 43, 45, 46, 49, 50, 52-54, 57-61, 64, 66-69, 72-75, 80
Terminal/Tray: 12084913/5
Core/Insulation Crimp: W/W
Release Tool/Test Probe: 12122523/J-35616-6 (BN)

Powertrain Control Module (PCM) - C2

Pin	Wire Color	Circuit No.	Function
1	BK/WH	451	Ground
2	WH	2467	Throttle Kickdown Signal (A/T)
3	TN	1465	Fuel Pump Relay Control - Secondary
4	--	--	Not Used
5	TN/BK	464	Delivered Torque Signal (A/T)
6-8	--	--	Not Used
9	D-GN/WH	465	Fuel Pump Relay Control
10	WH	121	Engine Speed Signal
11	--	--	Not Used
12	D-BU	2466	Trans MIL Request Signal (A/T)
13	--	--	Not Used
14	RD/BK	380	A/C Refrigerant Pressure Sensor Signal
15	BN	25	Charge Indicator Control
16	GY/BK	1694	4WD Low Signal
17	--	--	Not Used
18	D-GN	1433	Clutch Start Switch Signal (M/T)
19	BK/WH	1695	Axle Switch Signal
20	L-GN/BK	822	VSS Low Signal (M/T)
21	PU/WH	821	VSS High Signal (M/T)
21	YE	400	VSS High Signal (A/T)
22-24	--	--	Not Used
25	TN	472	IAT Sensor Signal
26	PU	2121	IC 1 Control
27	RD	2127	IC 7 Control
28	L-BU/WH	2126	IC 6 Control
29	D-GN/WH	2124	IC 4 Control
30	--	--	Not Used
31	YE	492	MAF Sensor Signal
32	L-GN	432	MAP Sensor Signal
33	--	--	Not Used
34	D-GN/WH	428	EVAP Canister Purge Solenoid Control
35-38	--	--	Not Used
39	RD	631	12-Volt Reference
40	BK/WH	451	Ground
41-42	--	--	Not Used
43	D-GN/WH	459	A/C Compressor Clutch Relay Control
44	--	--	Not Used
45	WH	1310	EVAP Canister Vent Solenoid Control
46	BN/WH	419	MIL Control
47-48	--	--	Not Used
49	YE/BK	1827	Vehicle Speed Signal
50	D-GN/WH	817	Vehicle Speed Signal
51	--	--	Not Used
52	BN	2391	HO2S Heater Low Control Bank 1 Sensor 2 (NC1/NC8)
53	RD/WH	3223	HO2S Heater Low Control Bank 2 Sensor 2 (NC1/NC8)
54	PU	1589	Fuel Level Sensor Signal - Primary
55-56	--	--	Not Used
57	BK	552	Low Reference
58	TN/WH	332	Oil Pressure Sensor Signal
59	PU	806	Crank Voltage
60	BN	2129	Low Reference
61	BN/WH	2130	Low Reference
62-63	--	--	Not Used
64	D-GN	890	Fuel Tank Pressure Sensor Signal
65	--	--	Not Used
66	PU/WH	2128	IC 8 Control
67	RD/WH	2122	IC 2 Control
68	D-GN	2125	IC 5 Control
69	L-BU	2123	IC 3 Control
70-71	--	--	Not Used
72	BK/WH	3113	HO2S Heater Low Control Bank 1 Sensor 2
73	D-BU	1936	Fuel Level Sensor Signal - Secondary
74	L-GN	3212	HO2S Heater Low Control Bank 2 Sensor 1
75	GY	23	Generator Field Duty Cycle Signal
76-79	--	--	Not Used
80	BK	2751	Low Reference