2018 Honda Civic technical service bulletins

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

• Sep 25, 2026 Service bulletinUnder certain conditions, the cylinder head gasket effectiveness may be reduced which may
• Aug 26, 2026 Service bulletinUnder certain conditions, the cylinder head gasket effectiveness may be reduced which may
• Aug 26, 2026 OtherDealer Message
• Jul 29, 2025 Service bulletinOil leak at timing chain tensioner inspection cover due to possible insufficient sealant adhesion on...
• Aug 7, 2024 OtherDealer Message
• Jul 23, 2024 OtherDealer Message
• Jul 6, 2024 OtherDealer Message
• Jun 19, 2024 Service bulletinAmerican Honda is extending the warranty on the A/C condenser to 10 years from the original date of...
• Jun 19, 2024 Service bulletinDue to a new North America regulation which introduces a new refrigerant and oil requirement, the...
• Oct 25, 2023 Service bulletinThe ACC system error message comes on while driving when outside temperatures are low/near freezing due to...
• Sep 28, 2023 Service bulletinDue to a new North America regulation which introduces a new refrigerant and oil requirement the...
• Jun 12, 2023 Service bulletinOwner Notification Letter
• May 19, 2023 Service bulletinDealer Message
• Apr 25, 2023 Service bulletinDealer Message
• Apr 5, 2023 Service bulletinCustomers have complained of the air conditioning system not blowing cold air due to the oil/refrigerant...
• Jan 11, 2023 Service bulletinThis bulletin is replaced by S/B 19-033, Warranty Extension: 2016-18 Civic 1.5L: Software Update with A/C...
• Jan 11, 2023 Service bulletinUnder certain circumstances, the vehicle may experience driveability issues, which may result in DTCs...
• Jan 3, 2023 Service bulletinDealer Message
• Dec 13, 2022 Service bulletinDealer Message
• Sep 30, 2022 Service bulletin(Repair Procedure Revision) Due to swelling of the fuel pump motor impeller, the fuel pump may seize and...
• Aug 22, 2022 Service bulletinDealer message
• Jul 27, 2022 Service bulletinDealer message
• Jul 15, 2022 Service bulletinDealer message
• Jul 11, 2022 Service bulletinDealer message
• Jun 24, 2022 Service bulletinThe trunk spring breaks and will not hold the trunk lid in the upright position
• May 1, 2022 Service bulletinThere is a rattling coming from the front of the vehicle
• Mar 23, 2022 Service bulletinDealer message
• Mar 8, 2022 Service bulletinDealer Message
• Oct 25, 2021 Service bulletinDealer Message
• Aug 31, 2021 Service bulletinThe ACC system error message comes on while driving when outside temperatures are low/near freezing.
• Aug 31, 2021 Service bulletinServiceNews Article
• Aug 9, 2021 Service bulletinDealer Message
• Jul 6, 2021 Service bulletinOwner Notification Letter
• Jun 3, 2021 Service bulletinThere is a rattling coming from the front of the vehicle.
• May 28, 2021 Service bulletinDealer Message
• May 10, 2021 Service bulletinDealer Message
• Mar 30, 2021 Service bulletinDealer Message
• Mar 30, 2021 Service bulletinDealer Message
• Oct 23, 2020 Service bulletinThe Bluetooth HandsFreeLink (HFL) system freezes after a phone call and stored voice tags are missing when...
• Sep 14, 2020 Service bulletinDealer Message
• Aug 7, 2020 Service bulletinDealer Message
• Jul 6, 2020 Service bulletinDealer Message
• Apr 16, 2020 Service bulletinDealer message
• Apr 16, 2020 Service bulletinDealer message
• Feb 21, 2020 Service bulletinServiceNews Article
• Feb 10, 2020 Service bulletinFollowup Notice
• Jan 24, 2020 Service bulletinDealer Message
• Jan 24, 2020 Service bulletinDealer Message
• Dec 11, 2019 Service bulletinAmerican Honda is extending the warranty on the A/C condenser to 10 years from the original date of...
• Nov 1, 2019 Service bulletinOwner Notification Letter
• Sep 25, 2019 Service bulletinDealer Message
• Sep 20, 2019 Service bulletinServiceNews Article
• Aug 14, 2019 Service bulletinDealer Message
• Aug 9, 2019 Service bulletinDealer Message
• Jul 18, 2019 Service bulletinThe shift position indicator ("D" light) starts flashing due to DTC P2817, (Shift solenoid valve O/P...
• Jul 8, 2019 Service bulletinOwner Notification Letter
• Jul 3, 2019 Service bulletinDealer Message
• Jul 1, 2019 Service bulletinVideo Message
• May 31, 2019 Service bulletinThe 12-pin connector cavity in the back of the audio unit/audio-navigation unit is intentionally empty
• May 2, 2019 Service bulletinOwner Notification Letter
• Apr 5, 2019 Service bulletinThis bulletin is replaced by S/B 19-033, Warranty Extension: 2016-18 Civic 1.5L: Software Update with A/C...
• Apr 5, 2019 Service bulletinDealer Message
• Mar 5, 2019 Service bulletinUnder certain circumstances, the vehicle may experience driveability issues which may result in DTCs P0300...
• Feb 26, 2019 Service bulletinEngineering Request for Investigation
• Feb 1, 2019 Service bulletinUnder certain circumstances, the vehicle may experience driveability issues which may result in DTCs P0300...
• Jan 31, 2019 Service bulletinDealer message
• Jan 11, 2019 Service bulletinDealer message
• Jan 2, 2019 Service bulletinDealer message
• Dec 21, 2018 Service bulletinDealer message
• Nov 20, 2018 Service bulletinEngineering request for investigation
• Oct 17, 2018 Service bulletinDealer message
• Sep 7, 2018 Service bulletinEngineering request for investigation
• Aug 28, 2018 Service bulletinServicenews article
• Aug 16, 2018 Service bulletinThe customer is unable to insert the fuel nozzle into the filler neck and fuel the vehicle in cold weather
• Aug 16, 2018 Service bulletinFuel leaks or overflows from the filler neck while refueling
• Aug 15, 2018 Service bulletinDealer message
• Jul 27, 2018 Service bulletinDealer message
• Jul 9, 2018 Service bulletinDealer message
• Jun 22, 2018 Service bulletinServicenews article
• Jun 9, 2018 Service bulletinThere is a problem with the audio/audio-navigation unit software, which may lead to one or more of the...
• Jun 2, 2018 Service bulletinTech line summary article
• Mar 8, 2018 Service bulletinTech line summary article
• Feb 14, 2018 Service bulletinThere is a problem with the audio/audio-navigation unit software, which may lead to one or more issues.
• Jan 22, 2018 Service bulletinTech line summary article
• Oct 4, 2017 Service bulletinDealer message
• Aug 26, 2017 Service bulletinServicenews article
• Aug 3, 2017 Service bulletinService news article
• Jan 19, 2016 Service bulletinSS 1023006Â Successful Regen Reference for EPA 07 MBE 900 Engines