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 SLE, 2.5L ENG VIN AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 56 (INLINE HARNESS CONNECTOR END VIEWS (X409-X600))
2020 GMC Acadia SLE, 2.5L Eng VIN A
Section 56 (Inline Harness Connector End Views (X409-X600))
2020 GMC Acadia SLE, 2.5L Eng VIN ASECTION Section 56 (Inline Harness Connector End Views (X409-X600))
WARNING: This page is about a different car, the 2019 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
- Inline Harness Connector End Views
- X409 Body Harness to Chassis Harness
- X410 Body Harness to Left Tail Lamp Assembly Harness (GMC)
- X410 Body Harness to Left Tail Lamp Assembly Harness (Holden)
- X411 Body Harness to Trailer Tow Harness
- X413 Trailer Tow Harness to Body Harness (V92)
- X420 Body Harness to Right Tail Lamp Assembly Harness (GMC)
- X420 Body Harness to Right Tail Lamp Assembly Harness (Holden)
- X500 Driver Door Harness to Body Harness (GMC)
- X500 Driver Door Harness to Body Harness (Holden)
- X505 Driver Door Harness to Driver Door Trim Harness (GMC)
- X505 Driver Door Harness to Driver Door Trim Harness (Holden)
- X510 Driver Door Harness to Driver Outside Rearview Mirror Harness (GMC)
- X510 Driver Outside Rearview Mirror Harness to Driver Door Harness (Holden)
- X600 Passenger Door Harness to Body Harness (GMC)
- X600 Passenger Door Harness to Body Harness (Holden)
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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.