Electronic Suspension Control (ESC) Module Connector End Views

Electronic Suspension Control (ESC) Module - C1

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110626 8-Way F Metri-Pack 280 Series (GRY)
Pin	Wire Color	Circuit No.	Function
A	LT BLU/WHT	1116	Right Front Suspension Damper Solenoid Control
B	DK GRN	1119	Right Rear Suspension Damper Solenoid Low Reference
C	BLK	2351	Ground
D	ORN	2440	Battery Positive Voltage
E	BLK	1450	Ground - Except Avalanche and Escalade EXT
	BLK	1250	Ground - Avalanche and Escalade EXT
F	GRY	1113	Left Front Suspension Damper Solenoid Low Reference
G	GRY	1117	Right Front Suspension Damper Solenoid Low Reference
H	DK GRN	1115	Left Rear Suspension Damper Solenoid Low Reference

Electronic Suspension Control (ESC) Module - C2

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110244 24-Way F Micro-Pack (PNK)
Pin	Wire Color	Circuit No.	Function
A1-A8	-	-	Not Used
A9	GRY	416	5-Volt Reference
A10	LT BLU	2248	Real Time Damping Compressor Relay Control
A11	-	-	Not Used
A12	LT BLU/ WHT	1107	Left Front Suspension Damper Solenoid Control
B1	DK BLU/ WHT	1118	Right Rear Suspension Damper Solenoid Control
B2	WHT	1765	Steering Wheel Position Marker Pulse Signal
B3	-	-	Not Used
B4	LT BLU	1764	Steering Wheel Position Signal B
B5	DK BLU	2249	Real Time Damping Compressor Exhaust Control
B6	LT GRN	1763	Steering Wheel Position Signal A
B7	-	-	Not Used
B8	DK BLU/ WHT	1126	SCM Class 2 Serial Data
B9	-	-	Not Used
B10	BLK	407	Low Reference
B11-B12	-	-	Not Used

Electronic Suspension Control (ESC) Module - C3

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		121102206 24-Way F Micro-Pack (LT BLU)
Pin	Wire Color	Circuit No.	Function
A1	PNK/WHT	1101	Damping Lift/Dive Signal
A2	TAN/WHT	1207	Left Front Suspension Position Sensor Signal
A3	PPL/WHT	1205	Left Front Suspension Position Sensor Voltage Reference
A4	TAN/WHT	1213	Right Front Suspension Position Sensor Signal
A5	LT GRN/ WHT	1210	Left Rear Suspension Position Sensor Signal
A6	RED/BLK	1208	Left Rear Suspension Position Sensor Voltage Reference
A7	LT GRN/ WHT	1216	Right Rear Suspension Position Sensor Signal
A8-A11	-	-	Not Used
A12	DK BLU/ WHT	1114	Left Rear Suspension Damper Solenoid Control
B1	BRN	541	Ignition 3 Voltage
B2	LT BLU/ BLK	1206	Left Front Suspension Position Sensor Low Reference
B3	PPL/WHT	1211	Right Front Suspension Position Sensor Voltage Reference
B4	LT BLU/ BLK	1212	Right Front Suspension Position Sensor Low Reference
B5	LT GRN/ BLK	1209	Left Rear Suspension Position Sensor Low Reference
B6	RED/BLK	1214	Right Rear Suspension Position Sensor Voltage Reference
B7	LT GRN/ BLK	1215	Right Rear Suspension Position Sensor Low Reference
B8-B10	-	-	Not Used
B11	TAN	2252	Leveling Pressure Sensor Signal
B12	-	-	Not Used