U00732020 CHEVROLET Sonic

U0073 on 2020 CHEVROLET Sonic

💬
3
Discussions
0%
Success Rate
👥
6
Owner Reports
Live Data

Last reported case: 7 years ago

Based on 3 owner reports, 3 from forums)

🚗U0073 on 2020 CHEVROLET Sonic

This page focuses specifically on U0073 issues reported by 2020 CHEVROLET Sonic owners. The experiences and fixes below are from real owners of this exact vehicle.

Symptoms Reported by 2020 CHEVROLET Sonic Owners:

intermittent problems

Parts Often Involved:

wiring harnessconnectortransmission control moduleecm harnesstcm harnessthrottle bodywiringengine control module

What Owners Say

Real experiences from 2020 CHEVROLET Sonic owners

6 reports
Experiencevia forum_reply
Any suggestions on what to check? U0101 - Faulty Transmission Control Module (TCM) - TCM harness is open or shorted - TCM circuit poor electrical connection U0100 - Faulty Engine Control Module (ECM) - ECM harness is open or shorted - ECM circuit poor electrical connection U0073 Control Module Communication Bus OFF I'm having the same codes after cleaning of the throttle body.
Niky NikolovMar 2018
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Experiencevia forum_reply
Any suggestions on what to check? U0101 - Faulty Transmission Control Module (TCM) - TCM harness is open or shorted - TCM circuit poor electrical connection U0100 - Faulty Engine Control Module (ECM) - ECM harness is open or shorted - ECM circuit poor electrical connection U0073 Control Module Communication Bus OFF I have the same problem with my chevy sonic and I took it in and my check engine light went off and everything to appear normal again but the codes were still in my computer.
Matthew HarrisAug 2018
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Experiencevia forum_post
Any suggestions on what to check? U0101 - Faulty Transmission Control Module (TCM) - TCM harness is open or shorted - TCM circuit poor electrical connection U0100 - Faulty Engine Control Module (ECM) - ECM harness is open or shorted - ECM circuit poor electrical connection U0073 Control Module Communication Bus OFF
feather12compAug 2014
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Experiencevia forum_reply
I have contact NHTSA to tell them because I have been having intermittent problems so if your having the same issue it's a safety issue report it in to the NHTSA maybe it could be a recall later
Matthew HarrisAug 2018
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Experiencevia forum_post
U0101 - Faulty Transmission Control Module (TCM) - TCM harness is open or shorted - TCM circuit poor electrical connection U0100 - Faulty Engine Control Module (ECM) - ECM harness is open or shorted - ECM circuit poor electrical connection U0073 Control Module Communication Bus OFF
feather12compAug 2014
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Experiencevia forum_reply
U0101 - Faulty Transmission Control Module (TCM) - TCM harness is open or shorted - TCM circuit poor electrical connection U0100 - Faulty Engine Control Module (ECM) - ECM harness is open or shorted - ECM circuit poor electrical connection U0073 Control Module Communication Bus OFF I'm having the same codes after cleaning of the throttle body.
Niky NikolovMar 2018
View original

These are real experiences shared by 2020 CHEVROLET Sonic owners on automotive forums and communities. Results may vary based on vehicle condition and repair quality.

About This Data

This page aggregates 3 discussions about U0073 from 2020 CHEVROLET Sonic owners across automotive communities.

Success rate (0%) is calculated from posts where owners confirmed whether their fix resolved the issue.

Last updated: 8/17/2018