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Service bulletins for the 2018 Honda Pilot

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.

140 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
A23-0782023-10-17. Service bulletin. POWER TRAIN. Service Bulletin - Torque converters may not have been manufactured to proper specifications. As a result, the torque converter lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock-up piston. The reduced lock-up clutch capacity results in DTC P0741 Torque Converter Clutch Circuit Performance or Stuck OFF.
A23-0732023-09-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. Service Bulletin - The vehicle's transmission temperature can become too hot due to automatic transmission fluid deterioration causing high foaming and low viscosity. During extended high load driving, the automatic transmission fluid will foam and cooler flow rate is reduced.
A23-0782023-09-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ENGINE AND ENGINE COOLING. Service Bulletin - Torque converters may not have been manufactured to proper specifications. As a result, the torque converter lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock-up piston. The reduced lock-up clutch capacity results in DTC P0741 Torque Converter Clutch Circuit Performance or Stuck OFF.
ABOM083120239012023-09-06. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. Dealer Message - Torque converters may not have been manufactured to proper specifications. As a result, the torque converter lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock-up piston. The reduced lock-up clutch capacity results in the MIL illuminating and set DTC P0741 Torque Converter Clutch Circuit Performance or Stuck OFF.
A20-0292021-10-16. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration.
A21-0102021-02-18. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING. "Service Bulletin - The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear or clogging inside one or more injectors. One or more of the following DTCs may be stored: - P0420 (rear bank catalyst system efficiency below threshold [bank 1]) - P0430 (front bank catalyst system efficiency below threshold [bank 2]) - P0300-P0306 (misfire) - P219A (air-fuel ratio variation of cylinder [bank 1, rear bank]) - P219B (air-fuel ratio variation of cylinder [bank 2, front bank]) American Honda is extending the warranty on these repairs to 10 years from the original date of purchase or 150,000 miles, whichever comes first."
A20-0292020-10-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration.
A20-0292020-09-04. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. Service Bulletin - The transmission has intermittent harsh or jerky upshifts with steady acceleration.
ATS1901012019-02-10. Service bulletin. ELECTRICAL SYSTEM:IGNITION; POWER TRAIN. Tech line summary article - We're getting reports of vehicles being stuck in ACCESSORY mode and unable to fully shut down. When this happens, the audio unit stays on, the ENGINE START/STOP button blinks, the gear position indicator doesn't show P, and the doors won't lock.
A16-0872018-10-15. Service bulletin. POWER TRAIN. Service bulletin - The transmission end cover leaks on vehicles with a 9-speed A/T. During assembly, the transmission end cover sealing gasket was torn.
A18-0342018-05-07. Service bulletin. POWER TRAIN. Service bulletin - When adjusting the driver's seat height or tilt, the power seat does not move or moves just a small amount and clicks loudly during operation. The vertical transmission assembly (VTA) unit has a stripped internal gear.

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