Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2013SILVERADO 2500 HD LT, 2D CAB CHASSIS, 6.6L ENG VIN 8, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - FUEL PUMP/TRAILER BRAKE CONTROL MODULE TO RADIO X1 (UYS)COMPONENT CONNECTOR END VIEWSMEMORY SEAT MODULE (MSM) X1 (AN3)
2013 Chevrolet Silverado 2500 HD LT, 2D Cab Chassis, 6.6L Eng VIN 8, RWD
Memory Seat Module (MSM) X1 (AN3)
2013 Chevrolet Silverado 2500 HD LT, 2D Cab Chassis, 6.6L Eng VIN 8, RWDSECTION Memory Seat Module (MSM) X1 (AN3)
Connector Part Information
|
Terminal Part Information
|
Memory Seat Module (MSM) X1 (AN3)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 1 PU | 2424 | Driver Heated Seat Back Element Control (without KB6) |
| 2-3 | - | - | Not Used |
| 4 | 1 L-BU | 2433 | Passenger Heated Seat Back Element Control (without KB6) |
| 5 | - | - | Not Used |
| 6 | 1 D-BU | 2479 | Heated Seat Cushion Element Supply Voltage (without KB6) |
| 7-8 | - | - | Not Used |
| 9 | 1 TN | 285 | Driver Seat Horizontal Motor Forward Control |
| 10 | 1 L-GN | 284 | Driver Seat Horizontal Motor Rearward Control |
| 11 | 1 L-GN | 2078 | Ground (without KB6) |
| 12 | 1 D-GN | 286 | Driver Seat Front Vertical Motor Up Control |
| 13 | 1 D-BU | 287 | Driver Seat Front Vertical Motor Down Control |
| 14 | 1 PK | 2077 | Heated Seat Cushion Element Supply Voltage (without KB6) |
| 15 | 1 YE | 282 | Driver Seat Rear Vertical Motor Up Control |
| 16 | 1 L-BU | 283 | Driver Seat Rear Vertical Motor Down Control |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.