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 MANUALSGMC2020ACADIA SLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 439 (COMPONENT CONNECTOR END VIEWS (K43-K160))
2020 GMC Acadia SL
Section 439 (Component Connector End Views (K43-K160))
2020 GMC Acadia SLSECTION Section 439 (Component Connector End Views (K43-K160))
WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
- Component Connector End Views
- K43 Power Steering Control Module X1
- K43 Power Steering Control Module X2
- K47 Rear Differential Clutch Control Module X1 (F48)
- K47 Rear Differential Clutch Control Module X2 (F48)
- K56 Serial Data Gateway Module X1
- K56 Serial Data Gateway Module X2
- K61 Sunroof Control Module (C3U)
- K71 Transmission Control Module
- K73 Telematics Communication Interface Control Module X1
- K73 Telematics Communication Interface Control Module X2
- K73 Telematics Communication Interface Control Module X3
- K77 Remote Control Door Lock Receiver
- K84 Keyless Entry Control Module X1
- K84 Keyless Entry Control Module X2
- K85 Passenger Presence Module
- K89 Immobilizer Control Module
- K99 Steering Column Position Control Module X1 (N38)
- K99 Steering Column Position Control Module X2 (N38)
- K111 Fuel Pump Driver Control Module
- K124 Active Safety Control Module X1 (UGN)
- K124 Active Safety Control Module X2 (UGN)
- K157 Video Processing Control Module X1
- K157 Video Processing Control Module X3
- K157 Video Processing Control Module X4
- K157 Video Processing Control Module X5
- K160 Brake System Control Module (LSY)
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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.