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Memory Seat Module (MSM) X4 (A45)

Fig 1: Connector End View Memory Seat Module (MSM) X4 (A45)
GM750205Courtesy of GENERAL MOTORS COMPANY
Memory Seat Module (MSM) X4 (A45)

Pin Wire Circuit Function
1 0.35 WH 790 PWM Serial Data
2 0.35 YE 1519 Power Seat Rear Vertical Up Switch Signal
3 0.35 L-BU 1521 Power Seat Rear Vertical Down Switch Signal
4 0.35 TN 1522 Power Seat Horizontal Forward Switch Signal
5 0.35 L-GN 1523 Power Seat Horizontal Rearward Switch Signal
6 0.35 L-BU 277 Driver Power Seat Recline Motor Rearward Control
7 0.35 L-GN 276 Driver Power Seat Recline Motor Forward Control
8 0.35 D-BU 1064 Driver Seat Lumbar Rearward Switch Signal
9 0.35 YE 1065 Driver Seat Lumbar Forward Switch Signal
10 0.35 YE/BK 1067 Driver Seat Lumbar Down Switch Signal
11 0.35 GY 791 PWM Serial Data
12-17 - - Not Used
18 0.35 D-GN 1518 Power Seat Front Vertical Up Switch Signal
19 0.35 D-BU 1520 Power Seat Front Vertical Down Switch Signal
20 0.35 WH 1066 Driver Seat Lumbar Up Switch Signal
Connector Part Information
  • Harness Type: Driver Seat
  • OEM Connector: 174047-2
  • Service Connector: 12162820
  • Description: 20-Way F 040 Multilock Series (BK)
Terminal Part Information
  • Terminated Lead: Service by Connector Assembly - 12162820
  • Release Tool: Not Available
  • Diagnostic Test Probe: Not Available
  • Terminal/Tray: Not Available
  • Core/Insulation Crimp: Not Available