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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1981 (WIRING SYSTEMS AND POWER MANAGEMENT - INLINE HARNESS CONNECTOR END VIEWS - X276 THROUGH X902)INLINE HARNESS CONNECTOR END VIEWSX303 BODY HARNESS TO DRIVER SEAT HARNESS (AN3 OR HP2 WITH AG1)
2006 Chevrolet Suburban C1500, 5.3 Z
X303 Body Harness to Driver Seat Harness (AN3 or HP2 with AG1)
2006 Chevrolet Suburban C1500, 5.3 ZSECTION X303 Body Harness to Driver Seat Harness (AN3 or HP2 with AG1)
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Connector Part Information
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Connector Part Information
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Terminal Part Information
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Terminal Part Information
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X303 Body Harness to Driver Seat Harness (AN3 or HP2 with AG1)
| Pin | Wire | Circuit | Function | Pin | Wire | Circuit | Function |
|---|---|---|---|---|---|---|---|
| A1 | 1 L-BU | 2433 | Passenger Heated Seat Back Element Control (without KB6) | A1 | 1 L-BU | 2433 | Passenger Heated Seat Back Element Control (without KB6) |
| 1 OG | 6194 | Driver Cooled Back Signal Low (KB6) | 1 OG | 6194 | Driver Cooled Back Signal Low (KB6) | ||
| A2 | 1 PK | 2480 | Passenger Heated Seat Cushion Element Control (without KB6) | A2 | 1 PK | 2480 | Passenger Heated Seat Cushion Element Control (without KB6) |
| 1 PU | 6196 | Driver Cooled Cushion Signal Low (KB6) | 1 PU | 6196 | Driver Cooled Cushion Signal Low (KB6) | ||
| A3 | 0.5 PK | 5289 | Adjustable Pedal Sensor Signal (AN3 with JF4) | A3 | 0.5 PK | 5289 | Adjustable Pedal Sensor Signal (AN3 with JF4) |
| A4 | 0.35 D-GN | 5060 | Low Speed GMLAN Serial Data | A4 | 0.35 D-GN | 5060 | Low Speed GMLAN Serial Data |
| A5 | 0.35 TN/WH | 238 | Seat Belt Switch - Left | A5 | 0.35 TN/WH | 238 | Seat Belt Switch - Left |
| A6 | 0.35 L-GN | 5055 | Seat Position Sensor - Left - Signal | A6 | 0.35 L-GN | 5055 | Seat Position Sensor - Left - Signal |
| A7 | 3 RD/WH | 5040 | Battery Positive Voltage | A7 | 3 RD/WH | 5040 | Battery Positive Voltage |
| A8 | 0.35 D-BU | 5057 | Low Reference | A8 | 0.35 PK | 5057 | Low Reference |
| A9 | 3 RD/WH | 3440 | Battery Positive Voltage (N48) | A9 | 3 RD/WH | 3440 | Battery Positive Voltage (N48) |
| A10 | 0.35 GY | 2434 | Passenger Heated Seat Cushion Temperature Sensor Signal (without KB6) | A10 | 0.35 GY | 2434 | Passenger Heated Seat Cushion Temperature Sensor Signal (without KB6) |
| 0.35 YE/BK | 2079 | Heated Seat Cushion Temperature Sensor Signal (KB6) | 0.35 YE/BK | 2079 | Heated Seat Cushion Temperature Sensor Signal (KB6) | ||
| A11 | 0.35 PK | 2435 | Low Reference (without KB6) | A11 | 0.35 PK | 2435 | Low Reference (without KB6) |
| 0.35 YE | 2080 | Low Reference (KB6) | 0.35 YE | 2080 | Low Reference (KB6) | ||
| A12 | 0.35 TN | 2436 | Passenger Heated Seat Back Temperature Sensor Signal (without KB6) | A12 | 0.35 TN | 2436 | Passenger Heated Seat Back Temperature Sensor Signal (without KB6) |
| 0.35 D-BU | 2425 | Driver Heated Seat Back Temperature Sensor Signal (KB6) | 0.35 D-BU | 2425 | Driver Heated Seat Back Temperature Sensor Signal (KB6) | ||
| A13 | 0.35 TN | 2482 | Low Reference (without KB6) | A13 | 0.35 TN | 2482 | Low Reference (without KB6) |
| 0.35 PK | 2426 | Low Reference (KB6) | 0.35 PK | 2426 | Low Reference (KB6) | ||
| A14 | 0.5 TN | 6207 | Memory Sensor High Reference (AN3) | A14 | 0.35 TN | 6207 | Memory Sensor High Reference (AN3) |
| A15 | 0.5 GY | 6206 | Low Reference (AN3) | A15 | 0.5 GY | 6206 | Low Reference (AN3) |
| B1 | 0.35 PU | 5286 | Adjustable Pedals Motor Forward Control (JF4) | B1 | 0.35 PU | 5286 | Adjustable Pedals Motor Forward Control (JF4) |
| B2 | 0.35 OG/BK | 5285 | Adjustable Pedals Motor Rearward Control (JF4) | B2 | 0.35 YE | 5285 | Adjustable Pedals Motor Rearward Control (JF4) |
| B3 | 1 PU | 5130 | Adjustable Pedal Actuator Forward Control (JF4) | B3 | 1 PU | 5130 | Adjustable Pedal Actuator Forward Control (JF4) |
| B4 | 1 YE | 5129 | Adjustable Pedal Actuator Rearward Control (JF4) | B4 | 1 OG/BK | 5129 | Adjustable Pedal Actuator Rearward Control (JF4) |
| B5 | 0.35 PU/WH | 6205 | Battery Positive Voltage (AN3) | B5 | 0.35 PU/WH | 6205 | Battery Positive Voltage (AN3) |
| B6 | 0.5 RD/WH | 1140 | Battery Positive Voltage | B6 | 0.5 RD/WH | 1140 | Battery Positive Voltage |
| B7 | 1 D-BU | 2479 | Passenger Heated Seat Element Control (without KB6) | B7 | 1 D-BU | 2479 | Passenger Heated Seat Element Control (without KB6) |
| 1 BN | 6193 | Driver Cooled Back Signal High (KB6) | 1 BN | 6193 | Driver Cooled Back Signal High (KB6) | ||
| B8 | 3 BK | 1150 | Ground | B8 | 3 BK | 1150 | Ground |
| B9 | 1 D-GN | 6195 | Driver Cooled Cushion Signal High (KB6) | B9 | 1 D-GN | 6195 | Driver Cooled Cushion Signal High (KB6) |
| B10 | 0.35 OG | 7009 | Driver Cushion Fan Speed Control (KB6) | B10 | 0.35 OG | 7009 | Driver Cushion Fan Speed Control (KB6) |
| B11 | 0.35 D-GN | 5918 | Driver Seat Blower Voltage Reference (KB6) | B11 | 0.35 D-GN | 5918 | Driver Seat Blower Voltage Reference (KB6) |
| B12 | 0.35 WH | 5908 | Passenger Seat Vent Motor Control (KB6) | B12 | 0.35 WH | 5908 | Passenger Seat Vent Motor Control (KB6) |
| B13 | 0.35 D-GN | 5906 | Driver Seat Vent Motor Control (KB6) | B13 | 0.35 D-GN | 5906 | Driver Seat Vent Motor Control (KB6) |
| B14 | 0.35 GY | 5912 | Low Reference (KB6) | B14 | 0.35 GY | 5912 | Low Reference (KB6) |
| B15 | 0.35 TN | 7010 | Driver Back Fan Speed Control (KB6) | B15 | 0.35 TN | 7010 | Driver Back Fan Speed Control (KB6) |
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
