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Electronic Brake Control Module (EBCM) (JL4)

WARNING: This page is about a different car, the 2008 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Electronic Brake Control Module (EBCM) (JL4) Connector End View
G00641013Courtesy of GENERAL MOTORS CORP.
Electronic Brake Control Module (EBCM) (JL4)

Pin Wire Circuit Function
1 3 BK/WH 251 Ground
2 - - Not Used
3 0.5 BN 882 Right Rear Wheel Speed Sensor Signal
4 0.5 TN 884 Left Rear Wheel Speed Sensor Signal
5-11 - - Not Used
12 0.35 L-BU 5986 Serial Data Communication Enable (JL9)
13 5 RD/BK 1442 Battery Positive Voltage
14 - - Not Used
15 0.5 WH 883 Right Rear Wheel Speed Sensor Low Reference
16 0.5 OG 885 Left Rear Wheel Speed Sensor Low Reference
17 0.5 D-GN 872 Right Front Wheel Speed Sensor Signal
18 0.35 GY 1056 Steering Wheel Position Sensor 12V Reference Voltage
19 0.35 GY/BK 1337 12-Volt Reference
20 - - Not Used
21 0.35 L-GN/BK 6432 CAN Bus Low Serial Data
22 - - Not Used
23 0.35 TN 2501 High Speed GMLAN Serial Data Bus -
24 0.35 TN 2501 High Speed GMLAN Serial Data Bus -
25 3 BK/WH 251 Ground
26 - - Not Used
27 0.5 YE 873 Left Front Wheel Speed Sensor Low Reference
28 0.35 L-BU 830 Left Front Wheel Speed Sensor Signal
29 - - Not Used
30 0.35 TN 833 Right Front Wheel Speed Sensor Low Reference
31-32 - - Not Used
33 0.35 TN/WH 6433 CAN Bus High Serial Data
34-35 - - Not Used
36 0.35 TN/BK 2500 High Speed GMLAN Serial Data Bus +
37 0.35 TN/BK 2500 High Speed GMLAN Serial Data Bus +
38 5 RD/BK 1342 Battery Positive Voltage
Connector Part Information 
  • OEM Connector: 13546206
  • Service Connector: 19178086
  • Description: 38-Way F 250/280/6.3 Series, Sealed
Terminal Part Information 
  • Pins: 1
  • Terminal/Tray: 7116-4142-02/14
  • Core/Insulation Crimp: A/3
  • Release Tool/Test Probe: 12094430/J-35616-42 (RD)
  • Pins: 3, 4, 12, 15-19, 21, 23, 24, 27, 28, 30, 33, 36, 37
  • Terminal/Tray: 7116-3703-02/14
  • Core/Insulation Crimp: 9/9
  • Release Tool/Test Probe: J-38125-215/J-35616-64B (L-BU)
  • Pins: 13
  • Terminal/Tray: 7116-4142-02/10
  • Core/Insulation Crimp: D/3
  • Release Tool/Test Probe: 12094430/J-35616-42 (RD)
  • Pins: 25
  • Terminal/Tray: 15304720/19
  • Core/Insulation Crimp: 4/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Terminal/Tray: 15392777/23
  • Core/Insulation Crimp: B/5
  • Release Tool/Test Probe: J-38125-553/J-35616-4A (PU)
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