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 MANUALSCHEVROLET2019TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 52 (COMPONENT CONNECTOR END VIEWS (K20 LUW/LWE-M74LR))COMPONENT CONNECTOR END VIEWSK43 POWER STEERING CONTROL MODULE X1 (NJ1)
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
K43 Power Steering Control Module X1 (NJ1)
2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION K43 Power Steering Control Module X1 (NJ1)
WARNING: This page is about a different car, the 2018 Chevrolet Sonic. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
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Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray Name | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | 13575773 | J-35616-14 (GN) | J-38125-557 | Not Available | Not Available | Not Available | Not Available |
| II | 13575774 | J-35616-14 (GN) | J-38125-557 | Not Available | Not Available | Not Available | Not Available |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 | WH/BU | 5986 | Serial Data Communication Enable | I | NJ1+(UE1/IOR/AYF) |
| 2 | 0.5 | BU | 2500 | High Speed GMLAN Serial Data (+) 1 | II | NJ1 |
| 3 | 0.5 | WH | 2501 | High Speed GMLAN Serial Data (-) 1 | II | NJ1 |
| 4 - 10 | - | - | - | Not Occupied | - | - |
RENDER: 1.0x
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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.