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Service bulletins for the 2019 Honda Ridgeline

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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
APaS061020192019-06-19. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 Odysseys, Pilots & Ridgelines with a customer complaint of a chirp noise heard inside cabin or coming from the engine compartment. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
AER19060A2019-06-19. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Engineering Request for Investigation - American Honda Motor Co., Inc. (AHM) is investigating certain 2018-2019 Odysseys, Pilots & Ridgelines with a customer complaint of a chirp noise heard inside cabin or coming from the engine compartment. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
A18-0252019-06-06. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected), and/or P0301-P0306 (cylinder misfire detected), or P219A/B (air-fuel ratio variation of cylinder [bank 1, rear bank/bank 2, front bank]).
A18-0862018-10-01. Service bulletin. EQUIPMENT; ENGINE. Service bulletin - Some troubleshooting procedures for a loss of communication or F-CAN malfunction DTC?s require running the F-CAN Bus Connected Unit Check using the i-HDS. There are certain control units that may be reported as Not Available in the Status column even though they are properly communicating.
A16-0132018-08-06. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. Service bulletin - There is a chirping coming from the engine area with the engine warmed up. The high pressure fuel pump is making a chirp.

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