K20 Engine Control Module X1 (L99 or LS3)

Connector Part Information

Harness Type: Engine
OEM Connector: 13716072
Service Connector: 88988931
Description: 73-Way F 0.64 2.8 Series, Sealed (BK)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool	Service Terminal	Tray	Core Crimp	Insulation Crimp
I	13575811	J-35616-64B (L-BU)	J-38125-213	33467-0003	23	H	H
II	13575575	J-35616-64B (L-BU)	J-38125-213	33467-0005	23	Pins: 1, 9-13, 16, 17, 19, 21-24, 26-34, 36-38, 41, 42, 49, 50, 52-54, 56, 58, 59, 61, 63, 64-66, 68-72 - J	J
III	13575351	J-35616-35 (VT)	J-38125-12A	1326030-8	17	A	4

K20 Engine Control Module X1 (L99 or LS3)

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	0.5	OG/BK	1786	Park/Neutral Signal	II	MYC
2-7	-	-	-	Not Occupied	-	-
8	0.35	L-GN	5007	Backup Lamp Switch Signal	I	M10
9	0.5	L-BU/WH	6311	Brake Pedal Switch Signal	II	-
10	0.5	PU/WH	1668	HO2S High Signal Bank 1 Sensor 2	II	-
11	0.5	TN/WH	1669	HO2S Low Signal Bank 1 Sensor 2	II	-
12	0.5	OG/BK	380	A/C Refrigerant Pressure Sensor Signal	II	-
13	0.5	TN	5514	Low Reference	II	-
14-15	-	-	-	Not Occupied	-	-
16	0.5	D-BU	1936	Fuel Level Sensor Signal	II	-
17	0.5	D-BU	473	High Speed Cooling Fan Relay Control	II	-
18	0.35	D-BU	5985	Serial Data Wake - Up Signal	I	-
19	0.5	PK	439	Ignition Voltage	II	-
20	0.8	RD/WH	440	Battery Positive Voltage	II	-
21	0.5	OG	6030	Brake Booster Vacuum Sensor Signal	II	L99
22	0.5	YE/BK	6032	Low Reference	II	L99
23	0.5	PU	1272	Low Reference	II	-
24	0.5	D-GN	890	Fuel Tank Pressure Sensor Signal	II	-
25	-	-	-	Not Occupied	-	-
26	0.5	YE	6111 5380	Clutch Pedal Position Sensor Signal Brake Position Sensor Signal	II	M10
27	0.5	TN	2501	High Speed GMLAN Serial Data Bus -	II	-
28	0.5	TN/BK	2500	High Speed GMLAN Serial Data Bus +	II	-
29	0.5	D-BU	1161	APP Sensor 1 Signal	II	-
30	0.5	BN	1271	Low Reference	II	-
31	0.5	BN/WH	6281	Low Reference	II	-
32	0.5	L-BU	1162	APP Sensor 2 Signal	II	-
33	0.5	GY	2709	5-Volt Reference 1	II	-
34	0.5	GY	2700	5-Volt Reference 1	II	-
35	-	-	-	Not Occupied	-	-
36	0.5	TN	1274	5-Volt Reference 1	II	-
37	0.5	L-BU	6289	Intake Air Temperature Sensor Signal	II	-
38	0.5	TN	2760	Low Reference	II	-
39-40	-	-	-	Not Occupied	-	-
41	0.5	YE	492	MAF Sensor Signal	II	-
42	0.5	WH	6110	Low Reference	II	M10
43-46	-	-	-	Not Occupied	-	-
47	0.8	PK/BK	5290	Ignition Voltage	II	-
48	-	-	-	Not Occupied	-	-
49	0.5	TN	1671	HO2S Low Signal Bank 2 Sensor 2	II	-
50	0.5	D-GN/WH	465	Fuel Pump Relay Control	II	-
51	-	-	-	Not Occupied	-	-
52	0.5	PU/WH	6386	Starter Relay Control	II	-
53	0.5	GY	6031	5-Volt Reference 2	II	L99
54	0.5	TN	6109	5-Volt Reference 2	II	M10
55	-	-	-	Not Occupied	-	-
56	0.5	WH/BK	1164	5-Volt Reference 2	II	-
57	-	-	-	Not Occupied	-	-
58	0.5	D-GN	335	Low Speed Cooling Fan Relay Control	II	-
59	0.5	YE	5991	Powertrain Relay Control	II	-
60	-	-	-	Not Occupied	-	-
61	0.5	WH	1310	EVAP Canister Vent Solenoid Control	II	-
62	-	-	-	Not Occupied	-	-
63	0.5	D-GN/WH	459	A/C Compressor Clutch Relay Control	II	-
64	0.5	OG/WH	3223	HO2S Heater Low Control Bank 2 Sensor 2	II	-
65	0.5	GY/WH	3122	HO2S Heater Low Control Bank 1 Sensor 2	II	-
66	0.5	GY	587	Skip/Shift Solenoid Control	II	M10
67	-	-	-	Not Occupied	-	-
68	0.5	BN/WH	419	MIL Control	II	-
69	0.5	PU	1670	HO2S High Signal Bank 2 Sensor 2	II	-
70	0.5	L-BU	1937	Fuel Level Sensor Signal - Secondary	II	-
71	0.5	GY/BK	6355	VSS Signal High	II	M10
72	0.5	PU/WH	6356	VSS Signal Low	II	M10
73	2	BK/WH	451	Ground	III	-