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.
2017 GMC Acadia SLFACTORY OEM SERVICE PROCEDURE
Symptoms - Object Detection: Notes
WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The following steps must be completed before using the symptom tables:
- Perform the Diagnostic System Check - Vehicle
before using the Symptom Tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control modules can communicate via the serial data link.
Note: The rear vision camera does not communicate on the serial data bus.
- Review the system operation in order to familiarize yourself with the system functions. Refer to Object Detection Description and Operation (with Rear Park Assist, UD7) Object Detection Description and Operation (with Front and Rear Park Assist, UD5) Object Detection Description and Operation (with Side Blind Zone Alert, UDQ) Object Detection Description and Operation (with Rear Cross Traffic Alert, UFG) Object Detection Description and Operation (with Lane Departure Warning, UFL) Object Detection Description and Operation (with Forward Collision Alert, UEU) Object Detection Description and Operation (with Pedestrian Impact Detection, B3T) Object Detection Description and Operation (with Haptic Signal Motor Seat) Object Detection Description and Operation (with Adaptive Cruise Control, KSG, N America) Object Detection Description and Operation (with Active Safety System, UGN, except N America) Object Detection Description and Operation (with Adaptive Cruise Control, KSG, except N America) Object Detection Description and Operation (with Active Safety System, UGN, N America) .
Factory Service Tools
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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.