Trouble with Service Side Detection System on My Chevy Traverse

Chevrolet Models Chevrolet Traverse
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Seeking Help with Service Side Detection System

I recently started experiencing issues with the service side detection system in my 2019 Chevy Traverse, and I could really use some guidance. I’ve noticed that the warning light related to this system has been flashing intermittently, and it’s becoming quite concerning.

What is the Service Side Detection System?

The service side detection system is designed to help detect objects in your vehicle’s blind spot. It uses sensors located on the sides of the vehicle to monitor the area around your Chevy Traverse and can alert you if there are vehicles or obstacles present when changing lanes. It’s a handy feature, but when it malfunctions, it can be quite frustrating.

Problems I’ve Noticed

  • Warning Light: The warning light comes on and stays lit for a while, then goes off, only to come back again.
  • Alerts Not Triggering: Sometimes, I don’t receive any warnings, even when there are cars in my blind spot.
  • Inconsistent Functionality: The system seems to work sporadically—sometimes the alerts are there, and sometimes they aren’t.

What I’ve Tried So Far

  • Restarting the Vehicle: A couple of times, I turned off the engine and restarted the car, hoping it may reset the system.
  • Cleaning Sensors: I’ve also checked and cleaned the side sensors to ensure they aren’t obstructed by dirt or debris.
  • Checking Fuses: I looked into the fuse box to see if there might be any blown fuses related to the detection system, but everything seems fine.

Looking for Guidance

I would really appreciate any advice on how to troubleshoot this issue further. Has anyone faced similar problems? What steps should I take to fix it? Is this something I can resolve on my own, or should I take my Traverse to a dealership or mechanic? Any recommendations for common fixes or maintenance tips would also be greatly appreciated!

Thanks in advance for your help!

3 Likes
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I’ve been having similar issues with my Chevy Traverse’s service side detection system. It keeps throwing a “service side detection system” error code, and the warning light flickers on and off. Quite frustrating!

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I totally understand your frustration! My code kept coming up as C0455, and it turned out to be a faulty sensor. Might want to check those out!

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I’ve faced this too. The radar sensors could be dirty or misaligned after a quick wash or rough terrain. Sometimes just cleaning them helps! Anyone else had luck with that?

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Good point, Monique! That’s a pretty common fix. Just ensure to check the underside as well; it’s easy for debris to build up there.

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Definitely! Cold can affect sensor calibration. I had to recalibrate mine after the winter months.

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I was told that my service side detection issues might also be linked to the wiring harness. Anyone else had to deal with wiring before?

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I’ve run into wiring problems too! I had to replace a connector which was causing intermittent issues. Just check for frays or loose connections.

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Honestly, it’s almost comical how these things malfunction! I never thought I’d need to troubleshoot my car like it was a computer.

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LOL! True, Beck! Next time, I might just reboot my Traverse and see if it fixes the problem. Is there an app for that?

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Regarding the error codes, if it’s more than just the standard warnings, a dealership might run a full diagnostic, which could be worth the cost if you’re stuck.

4 Likes
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That’s a solid point, Deanna. Diagnostics can reveal underlying issues that DIY methods might miss. Just be prepared for a cost!

4 Likes
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Thanks for all the suggestions, everyone! I’m definitely going to start by checking the sensors and wiring. Fingers crossed it’s an easy fix!

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I had a similar issue with my Traverse! First, check for any loose connections around the sensor. Sometimes, a simple re-seat can solve the problem.

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Great suggestion, rubiokevin! Also, I’d recommend checking the fuse linked to the side detection system. A blown fuse could cause malfunction.

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Are you seeing any warning lights on your dashboard? That can give clues about the root cause. Sometimes, a quick scan with an OBD-II reader helps identify the issue.

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True! I borrowed one from a friend once. It really pinpointed the issue! And it was just a bad sensor on the passenger side.

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If you’re comfortable with DIY repairs, you could also check if the sensors are clean. Dirt and debris can cause interference, leading to false readings.

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Cleaning the sensors is a great tip! I remember my side detection system acting up after a muddy off-road trip. A good rinse and it was good as new!

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What if the problem persists? Should we consider professional help? I’d be cautious opening up the system if you’re not experienced.