Electronic Suspension Control (ESC) Module (F55)

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Electronic Suspension Control (ESC) Module (F55) Connector End View

Courtesy of GENERAL MOTORS COMPANY

Pin	Wire	Circuit	Function
1	2 TN/VT	4340	Battery Positive Voltage
2	2 BK	1050	Ground
3	0.35 TN	1006	Right Front Damper Control
4	0.8 PK/D-GN	1010	Left Rear Damper Control
5	-	-	Not Used
6	0.35 YE	321	Automatic Level Control Relay Control
7-12	-	-	Not Used
13	0.35 GY/BN	1216	Right Rear Suspension Position Sensor Signal
14	0.35 L-GN/WH	1210	Left Rear Suspension Position Sensor Signal
15	0.35 TN/D-BU	1213	Right Front Suspension Position Sensor Signal
16	0.35 TN/WH	1207	Left Front Suspension Position Sensor Signal
17	0.8 L-BU	1448	Left Front Damper Control
18	0.8 YE/BK	1014	Right Rear Damper Control
19	0.35 OG/YE	5727	High Speed GMLAN Serial Data Wake Up
20	0.35 WH	320	Automatic Level Control Exhaust Solenoid Control
21	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus +
22	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus +
23-26	-	-	Not Used
27	0.35 TN/OG	1214	Right Rear Suspension Position Sensor Voltage Reference
28	0.35 OG/WH	1208	Left Rear Suspension Position Sensor Voltage Reference
29	0.35 PU/BK	1211	Right Front Suspension Position Sensor Voltage Reference
30	0.35 PU/WH	1205	Left Front Suspension Position Sensor Voltage Reference
31	0.8 YE	1005	Left Front Damper Low Reference
32	0.8 D-GN	1009	Right Front Damper Low Reference
33	0.8 GY/OG	1013	Left Rear Damper Low Reference
34	0.8 PU	1017	Right Rear Damper Low Reference
35-38	-	-	Not Used
39	0.5 TN	2501	High Speed GMLAN Serial Data Bus -
40	0.5 TN	2501	High Speed GMLAN Serial Data Bus -
41-44	-	-	Not Used
45	0.35 TN/D-GN	1215	Right Rear Suspension Position Sensor Low Reference
46	0.35 L-GN/BK	1209	Left Rear Suspension Position Sensor Low Reference
47	0.35 L-BU/YE	1212	Right Front Suspension Position Sensor Low Reference
48	0.35 L-BU/BK	1206	Left Front Suspension Position Sensor Low Reference

Connector Part Information

Harness Type: Body
OEM Connector: 54210060
Service Connector: 89047158
Description: 48-Way F DRAD Series (BK)

Terminal Part Information

Pins: 1, 2
Terminated Lead: Pending
Release Tool: J-38125-556
Diagnostic Test Probe: J-35616-40 (BU)
Terminal/Tray: 60040441/21
Core/Insulation Crimp: 4/5

Pins: 4, 18, 21, 22, 33, 34, 39
Terminated Lead: Pending
Release Tool: J-38125-560
Diagnostic Test Probe: J-35616-14 (GN)
Terminal/Tray: 964274-2/16
Core/Insulation Crimp: E/1

Pins: 6, 13-16, 19, 20, 22, 27-30, 40, 45-48
Terminated Lead: Pending
Release Tool: J-38125-560
Diagnostic Test Probe: J-35616-14 (GN)
Terminal/Tray: 4-969005-1/16
Core/Insulation Crimp: E/1