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K71 Transmission Control Module (M3D/M3H/M3U)

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
GM3621452Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34822-0013
  • Service Connector: 19329822
  • Description: 66-Way F 0.64, 2.8 Series, Sealed (BK with BK Terminal Position Assurance)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Name Core Crimp Insulation Crimp
I 13579770 J-35616-35 (VT) J-38125-11A Not Available Not Available Not Available Not Available
II 19330179 J-35616-64B (LT BU) J-38125-215A Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 WH/BU 4507 Transmission Clutch H Control II -
2 0.5 BU 6401 Clutch Solenoid Valve B Control II -
3 0.5 GY/GN 6403 Clutch Solenoid Valve D Control II -
4 0.5 VT 4509 Transmission Clutch F Control II -
5 - 6 - - - Not Occupied - -
7 0.5 YE/GN 4170 Transmission Output Shaft Speed Sensor Circuit 9V Reference II -
8 0.5 YE/BU 4171 Transmission Input Shaft Speed Sensor Circuit 9V Reference II -
9 - 12 - - - Not Occupied - -
13 0.5 GN/VT 4510 Transmission Intermediate Speed Signal II -
14 0.5 GY/BU 6358 Output Speed Signal II -
15 0.5 GN/YE 6353 Input Speed Signal II -
16 - - - Not Occupied - -
17 0.5 WH 4508 Transmission Clutch G Control II -
18 0.5 BN 6400 Clutch Solenoid Valve A Control II -
19 0.5 GY 6402 Clutch Solenoid Valve C Control II -
20 0.5 YE/BN 6404 Clutch Solenoid Valve E Control II -
21 0.5 GY/BK 5501 TCC/Clutch Select Solenoid Valve Control II -
22 0.5 VT/BK 7553 Park Lock Solenoid Actuator Control II -
23 0.5 WH 1971 Transmission Oil Level Sensor Signal II -
24 0.5 WH/GY 4578 Surge Accumulator Solenoid Valve Low Side Control II -
25 - 27 - - - Not Occupied - -
28 0.5 BK/BN 586 Transmission Fluid Temperature Sensor Low Reference II -
29 - 30 - - - Not Occupied - -
31 0.5 GN/VT 4621 Engine Control Module LIN Bus 1 II -
32 - - - Not Occupied - -
33 0.5 GN/GY 6387 Transmission High Side Driver 1 Control II -
34 - - - Not Occupied - -
35 0.5 VT/GN 439 Run/Crank Ignition 1 Voltage 4 II -
36 - - - Not Occupied - -
37 0.5 BU 2500 High Speed GMLAN Serial Data [+] 1 II -
38 0.5 WH 2501 High Speed GMLAN Serial Data [-] 1 II -
39 - 48 - - - Not Occupied - -
49 0.5 GY/BN 6388 Transmission High Side Driver 2 Control II -
50 - - - Not Occupied - -
51 0.5 VT/YE 5985 Accessory Wake-Up Serial Data II -
52 - - - Not Occupied - -
53 0.5 BU 2500 High Speed GMLAN Serial Data [+] 1 II -
54 0.5 WH 2501 High Speed GMLAN Serial Data [-] 1 II -
55 - 58 - - - Not Occupied - -
59 0.5 VT/WH 6319 Electronic Transmission Range Select Out of Park Switch 2 Signal II -
60 0.5 WH/BK 3705 Electronic Transmission Range Select Switch Analog Signal 2 II -
61 0.5 WH/YE 6317 Electronic Transmission Range Select Out of Park Switch Signal II -
62 0.5 BN 3706 Electronic Transmission Range Select Switch Analog Signal 1 II -
63 0.5 BN/WH 585 Transmission Fluid Temperature Sensor Signal II -
64 0.5 GN/YE 5724 Ignition Mode Switch Mode Control II -
65 1.5 BK/WH 151 Ground 1 I -
66 1.5 RD/GN 2173 12 Volt Regulated Supply Voltage 2 I -
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