Powertrain Control Module (PCM) Connector End View C3

Fig 1: PCM C3 Connector End View

Courtesy of GENERAL MOTORS CORP.

PCM C3 Connector Part Information

Connector Part Information  OEM: 15497996 Service: See Catalog Description: 73-Way F 64 2.8 Series, Sealed (BK)

Terminal Part Information  Pins: 2, 6, 11, 15, 18, 19, 22, 24, 34, 36, 38, 45, 47, 49, 51 Terminal/Tray: 15359541/4 Core/Insulation Crimp: M/M Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

PCM C3 Connector Terminal Identification

Pin	Wire Color	Circuit No.	Function
1-6	-	-	Not Used
7	RD	225	Generator Turn On Signal
8-9	-	-	Not Used
10	TN	5496	Cylinder Shutoff Solenoid Control 6
11	D-BU	5491	Cylinder Shutoff Solenoid Control 1
12	TN/BK	464	Delivered Torque Signal
13-16	-	-	Not Used
17	OG/BK	463	Requested Torque Signal
18	BN	1174	Oil Level Switch Signal
19-20	-	-	Not Used
21	BK	2751	Low Reference
22	-	-	Not Used
23	OG/BK	469	Low Reference
24-27	-	-	Not Used
28	RD/BK	645	Low Reference
29	GY	23	Generator Field Duty Cycle Signal
30-32	-	-	Not Used
33	TN	2501	High-Speed GMLAN Serial Data Bus (-)
34	-	-	Not Used
35	BK	2761	Low Reference
36	-	-	Not Used
37	GY	2700	5-Volt Reference 1
38	-	-	Not Used
39	GY	2704	5-Volt Reference 1
40-43	-	-	Not Used
44	GY	605	5-Volt Reference 2
45	-	-	Not Used
46	OG/BK	1786	Park/Neutral Signal
47	-	-	Not Used
48	D-GN/WH	428	EVAP Canister Purge Solenoid Control
49	D-GN	335	Low Speed Cooling Fan Relay Control
50-52	-	-	Not Used
53	TN/WH	2500	High-Speed GMLAN Serial Data Bus (+)
54	-	-	Not Used
55	YE	410	ECT Sensor Signal
56	-	-	Not Used
57	RD/BK	380	A/C Refrigerant Pressure Sensor Signal
58	-	-	Not Used
59	L-GN	432	MAP Sensor Signal
60-65	-	-	Not Used
66	RD	381	Vehicle Speed Signal
67	-	-	Not Used
68	WH	5497	Cylinder Shutoff Solenoid Control 7
69	OG	5494	Cylinder Shutoff Solenoid Control 3
70-73	-	-	Not Used