Electronic Suspension Control (ESC) Module (Z55 or G69)

Fig 1: Electronic Suspension Control (ESC) Module (Z55 or G69) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	-	-	Not Used
2	0.5 PU/WH	1205	5-Volt Reference
3	0.5 PU	1211	5-Volt Reference
4	0.5 OG	1208	5-Volt Reference
5	0.5 OG/BK	1214	5-Volt Reference
6	0.5 GY	6076	5-Volt Reference
7	-	-	Not Used
8	0.5 WH	320	Automatic Level Control Exhaust Solenoid Control
9	0.5 L-BU/WH	1112	Damping Relay Coil Control
10	-	-	Not Used
11	0.5 L-GN/BK	1215	Low Reference
12	0.5 BN	6077	Low Reference
13-16	-	-	Not Used
17	0.5 TN/WH	1207	Left Front Suspension Position Sensor Signal
18	0.5 TN	1213	Right Front Suspension Position Sensor Signal
19	0.5 L-GN/WH	1216	Right Rear Suspension Position Sensor Signal
20-23	-	-	Not Used
24	0.5 TN	2501	High Speed GMLAN Serial Data Bus -
25	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus +
26	0.5 L-BU/BK	1212	Low Reference
27	0.5 L-GN/BK	1209	Low Reference
28	0.5 D-GN	1115	Low Reference
29	0.5 GY/BK	1117	Low Reference
30	0.5 GY	1113	Low Reference
31	0.5 L-BU	5986	Serial Data Communication Enable
32	3 RD/BK	2440	Battery Positive Voltage
33	0.5 L-GN/WH	1210	Left Rear Suspension Position Sensor Signal
34	0.5 TN	6075	Real Time Damping Air Pressure Sensor Signal
35-38	-	-	Not Used
39	0.5 TN	2501	High Speed GMLAN Serial Data Bus -
40	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus +
41	0.5 L-BU/BK	1206	Low Reference
42	0.5 D-BU/BK	1118	Right Rear Damper Control
43	0.5 D-BU/WH	1114	Left Rear Damper Control
44	0.5 D-GN	1119	Low Reference
45	0.5 L-BU/BK	1116	Right Front Damper Control
46	0.5 L-BU/WH	1107	Left Front Damper Control
47	3 BK	1750	Ground

Connector Part Information

Terminal Part Information