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Service bulletins for the 2018 Honda Civic

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

236 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
A19090B2019-09-24. Service bulletin. POWER TRAIN. ServiceNews Article - Have you noticed the fill plug on a CVT has popped out or seems to be leaking? This is caused by pressure building up at the fill plug due to the vent cap getting plugged with debris.
A19-0472019-07-26. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Service Bulletin - The shift position indicator ("D" light) starts flashing due to DTC P2817, (Shift solenoid valve O/P [pressure control solenoid H] stuck off) being set. When the TCM checks the drive pulley oil pressure, it misreads the pressure as high even though oil pressure is within specification.
A19-0472019-05-04. Service bulletin. POWER TRAIN. Service Bulletin - The shift position indicator ("D" light) starts flashing due to DTC P2817, (Shift solenoid valve O/P [pressure control solenoid H] stuck off) being set. When the TCM checks the drive pulley oil pressure, it misreads the pressure as high even though oil pressure is within specification.
ABOM040520192019-04-21. Service bulletin. POWER TRAIN; ENGINE. Dealer Message - Today, April 5, 2019, American Honda is announcing a warranty extension for certain 2016-18 Civic and 2017-18 CR-V vehicles due to drivability concerns. American Honda is extending the powertrain warranty on the camshafts and rocker arm assemblies from the original 5 years/60,000 miles to 6 years/unlimited miles from the original date of sale.
AHPa122120189012019-01-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). "Dealer message - On December 5, 2018, American Honda announced a product update campaign for certain 2017-18 CR-V vehicles with the 1.5L turbo engine that were sold in 21 cold-weather states. Today, American Honda is expanding the scope of this product update to include certain 2016-18 Civic vehicles with the 1.5L turbo engine. This applies to vehicles in the same 21 states. This product update also addresses concerns related to engine oil dilution due to various control unit software/threshold settings."
APaS072720189012018-08-20. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
APaS070920189032018-08-06. Service bulletin. EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
APaS070920189032018-07-30. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
APaS062520189022018-07-16. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
APaS051020189032018-07-16. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
APaS053120189012018-06-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CVT; SUSPENSION:MULTIPLE AXLE. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.
APaS042320189012018-05-14. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. Dealer message - American Honda (AHM) is investigating certain 2016-2018 Civic CVTs with a condition of the axle seal leaking. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting a repair of any kind.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.