Electronic Brake Control Module (EBCM) (JL4 Except 10 Series)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Electronic Brake Control Module (EBCM) (JL4 Except 10 Series) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	3 BK	2150	Ground
2	0.5 BN	882	Right Rear Wheel Speed Sensor Signal
3	0.5 GY/BK	7128	12-Volt Reference
4	0.5 GY/BK	7127	12-Volt Reference
5	0.5 TN	884	Left Rear Wheel Speed Sensor Signal
6	0.5 D-GN	872	Right Front Wheel Speed Sensor Signal
7	0.5 YE	6046	Steering Angle Sensor Phase A
8	0.5 TN	6048	Steering Angle Sensor Phase C
9	0.5 L-GN	6043	Steering Angle Sensor Signal
10-11	-	-	Not Used
12	0.5 L-BU	5986	Serial Data Communication Enable
13	5 RD/BK	1742	Battery Positive Voltage
14-15	-	-	Not Used
16	0.5 OG/BK	6045	Low Reference
17	0.5 GY/WH	7065	12-Volt Reference
18	-	-	Not Available
19	0.5 D-GN	2087	12-Volt Reference
20	0.5 D-BU	6047	Steering Angle Sensor Phase B
21	0.5 L-GN/BK	6432	CAN Bus Low Serial Data
22	-	-	Not Available
23	0.5 TN	2501	High Speed GMLAN Serial Data Bus-
24	0.5 YE	2501	High Speed GMLAN Serial Data Bus-
25	3 BK	2150	Ground
26-27	-	-	Not Used
28	0.5 GY/WH	7064	12-Volt Reference
29	0.5 L-BU	830	Left Front Wheel Speed Sensor Signal
30	-	-	Not Used
31	0.5 GY	6044	5-Volt Reference
32	0.5 D-GN/WH	817	Vehicle Speed Signal
33	0.5 TN/WH	6433	CAN Bus High Serial Data
34-35	-	-	Not Used
36	0.5 YE/BK	2500	High Speed GMLAN Serial Data Bus (+)
37	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus (+)
38	3 RD/BK	442	Battery Positive Voltage

Connector Part Information

OEM: 13528146
Service: 19178085
Description: 38-Way F 2.8 Series Sealed (BK)

Terminal Part Information

Pins: 1, 13
Terminal/Tray: 7116-4142-02/10
Core/Insulation Crimp: D/3
Release Tool/Test Probe: 12094430/J-35616-42 (RD)

Pins: 25, 38
Terminal/Tray: 15304720/19
Core/Insulation Crimp: 4/5
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: 2-9, 9, 12, 16, 17, 19-21, 23, 24, 28, 29, 31-33, 36, 37
Terminal/Tray: SAITS-A037-M064/14
Core/Insulation Crimp: 9/9
Release Tool/Test Probe: J-38125-215A/J-35616-64B (L-BU)