LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2013 >> Sierra 1500 XFE >> Repair and Diagnosis >> External Pages >> Different car >> Section 2493 (Wiring Systems And Power Management - Component Connector End Views - K20 X3 To K73 X1) >> Component Connector End Views >> K38 Chassis Control Module

K38 Chassis Control Module

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 GMC Sierra 3500 HD, 2015 GMC Sierra 2500 HD, 2015 GMC Sierra 1500, 2015 Chevrolet Silverado 3500 HD, and 2015 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
GM3240111
Connector Part Information
  • Harness Type: Chassis
  • OEM Connector: 33102981
  • Service Connector: 19329471
  • Description: 38-Way F 1.5 CTS, 2.8 MCP, 4.8 MCP Series, Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 19119381 J-35616-64B (LT BU) J-38125-215A
II 19119560 J-35616-40 (BU) J-38125-556
III 19119772 J-35616-35 (VT) J-38125-557
Pin Size Color Circuit Function Terminal Type ID Option
1 0.75 RD/WH 2040 Battery Positive Voltage II -
2 - 12 - - - Not Occupied - -
13 0.75 BK 1750 Ground II -
14 0.5 VT/YE 5985 Accessory Wakeup Serial Data I -
15 - - - Not Occupied - -
16 0.5 D-BU/RD 7632 Integrated Trailer Brake Controller Switch 5 Volt Reference I -
17 0.5 D-BU 47 Trailer Auxiliary Control I EARLY PRODUCTION
18 0.5 BN 7634 Integrated Trailer Brake Controller Redundant Manual Apply Signal I -
19 0.5 BK/BN 7631 Integrated Trailer Brake Controller Switch Low Reference I -
20 0.5 YE 7635 Integrated Trailer Brake Controller Manual Apply Signal I -
21 0.5 L-GN/BK 7633 Integrated Trailer Brake Controller User Gain Signal I -
22 0.5 YE/BK 2224 Trailer Brake Enable Signal I -
23 0.5 WH/BK 2223 Trailer Brake Control Signal I -
24 - - - Not Occupied - -
25 0.75 PU/L-GN 439 Run/Crank Ignition 1 Voltage III -
26 0.5 D-BU 2500 High Speed GMLAN Serial Data (+) (1) I -
27 0.5 D-BU 2500 High Speed GMLAN Serial Data (+) (1) I -
28 0.5 WH 2501 High Speed GMLAN Serial Data (-) (1) I -
29 0.5 WH 2501 High Speed GMLAN Serial Data (-) (1) I -
30 0.5 GY 2225 Trailer Brake Current Feedback Signal I -
31 - 38 - - - Not Occupied - -