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Home >> GMC >> 2019 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Component Connector End Views (K29R - K109)) >> Component Connector End Views >> K71 Transmission Control Module (M3D/M3H/M3U)
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K71 Transmission Control Module (M3D/M3H/M3U)

WARNING: This page is about a different car, the 2018 GMC Terrain and 2018 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
GM3621452
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 12642692
  • 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-35616-4A (PU) J-38125-11A Not Available Not Available Not Available Not Available
II 19330179 J-35616-64B (LT BU) J-38125-12A 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 I -
2 0.5 BU 6401 Clutch B Control I -
3 0.5 GY/GN 6403 Clutch D Control I -
4 - 6 - - - Not Occupied - -
7 0.5 YE/GN 4170 Transmission Position Sensor B 9V Reference I -
8 0.5 YE/BU 4171 Transmission Position Sensor A 9V Reference I -
9 - 12 - - - Not Occupied - -
13 0.5 GN/VT 4510 Transmission Intermediate Speed Signal I -
14 0.5 GY/BU 6358 Output Speed Signal I -
15 0.5 GN/YE 6353 Input Speed Signal I -
16 - - - Not Occupied - -
17 0.5 WH 4508 Transmission Clutch G Control I -
18 0.5 BN 6400 Clutch A Control II -
19 0.5 GY 6402 Clutch C Control I -
20 - - - Not Occupied - -
21 0.5 GY/BK 5501 TCC/Clutch Select Solenoid Control I -
22 0.5 VT/BK 7553 Park Lock Solenoid Control I M3H/M3U
23 0.5 WH 1971 Transmission Oil Level Sensor Signal II -
24 - 30 - - - Not Occupied - -
31 0.35 GN/VT 4621 Local Interconnect Network Serial Data Bus 21 II -
32 - - - Not Occupied - -
33 0.5 GN/GY 6387 Transmission High Side Driver 1 Signal Driver II -
34 - 36 - - - Not Occupied - -
37 0.5 BU 2500 High Speed GMLAN Serial Data (+) 1 I -
38 - 48 - - - Not Occupied - -
49 0.5 GY/BN 6388 Transmission High Side Driver 2 Signal II -
50 - - - Not Occupied - -
51 0.5
0.35
VT/YE
VT/YE
5985
5985
Accessory Wakeup Serial Data
Accessory Wakeup Serial Data
I
II
M3D
MM1+M3H/M3U
52 - - - Not Occupied - -
53 0.5 BU 2500 High Speed GMLAN Serial Data (+) 1 I M3H/M3D/M3U
54 0.5 WH 2501 High Speed GMLAN Serial Data (-) 1 I M3H/M3D/M3U
55 - 58 - - - Not Occupied - -
59 0.5 VT/WH 6319 ETRS Out of Park Switch 2 Signal II -
60 0.5 WH/BK 3705 ETRS Switch Analog Signal 2 I M3H/M3U
61 0.5 WH/YE 6317 ETRS Out of Park Switch Signal I M3H/M3U
62 0.5 BN 3706 ETRS Switch Analog Signal 1 II M3H/M3U
63 0.5 BN/WH 585 Transmission Oil Temperature Sensor Signal II -
64 0.5 GN/YE 5724 Ignition Mode Switch Mode Control I M3D
65 1.5 BK/WH 151 Signal Ground I -
66 1.5 RD/GN 2173 12V Regulated Supply Voltage 2 I -