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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
APaS081420199062019-08-20. Service bulletin. STRUCTURE:BODY:TAILGATE. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
APaS081420199022019-08-20. Service bulletin. FUEL SYSTEM, GASOLINE. 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.
A19-0732019-08-13. Service bulletin. ENGINE AND ENGINE COOLING. "Service Bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [bank 2]). Additionally, one or more of the following DTCs may be stored: -P030X (misfire) -P219A (air-fuel ratio variation of cylinder [bank 1, rear bank]) -P219B (air-fuel ratio variation of cylinder [bank 2, front bank])"
APaS073020199032019-08-02. Service bulletin. FUEL SYSTEM, GASOLINE. 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.
APaS073020192019-08-02. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
A19-0732019-07-26. Service bulletin. ENGINE AND ENGINE COOLING. "Service Bulletin - The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [bank 2]). Additionally, one or more of the following DTCs may be stored: -P030X (misfire) -P219A (air-fuel ratio variation of cylinder [bank 1, rear bank]) -P219B (air-fuel ratio variation of cylinder [bank 2, front bank])"
A18-0802019-07-26. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Service Bulletin - The A/C does not blow cold air, and the lower corner of the condenser around the receiver/dryer cap is stained.
APaS070820199062019-07-23. Service bulletin. FUEL SYSTEM, GASOLINE; VISIBILITY. 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.
APaS070820192019-07-19. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
A19-0732019-07-11. Service bulletin. ENGINE AND ENGINE COOLING. "The MIL comes on with DTC P0430 (front bank catalyst system efficiency below threshold [bank 2]). Additionally, one or more of the following DTCs may be stored: - P030X (misfire) - P219A (air-fuel ratio variation of cylinder [bank 1, rear bank]) - P219B (air-fuel ratio variation of cylinder [bank 2, front bank])"
APaS061920199042019-06-26. Service bulletin. STRUCTURE:BODY:TAILGATE; LATCHES/LOCKS/LINKAGES. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
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]).
APaS052420192019-05-31. Service bulletin. STRUCTURE:BODY:TAILGATE. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
A19050B2019-05-30. Service bulletin. STEERING. ServiceNews Article - When removing and installing a cable reel, you need to keep both the cable reel and the steering angle sensor in position. If you don't , the VSA indicator may come on along with one or more VSA DTCs. And when you run the Neutral Memorization Procedure in the i-HDS, it won't complete.
APaS050720192019-05-15. Service bulletin. STRUCTURE:BODY:TAILGATE. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
A18-0802019-05-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Service Bulletin - The A/C does not blow cold air, and the lower corner of the condenser around the receiver/dryer cap is stained.
APaS041820199042019-04-23. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE; STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
APaS040220199032019-04-21. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS; STRUCTURE:BODY:TAILGATE. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
APaS032120199012019-03-26. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE; ELECTRICAL SYSTEM. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
AER19020A2019-03-05. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE. Engineering Request for Investigation - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
APaS022520199022019-03-05. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE; STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS. Dealer Message - American Honda (AHM) is collecting a HEALTHY tailgate harness from certain 2017-2018 Ridgelines which fits the criteria listed below.
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.
APaS011720199012019-02-10. Service bulletin. LATCHES/LOCKS/LINKAGES; STRUCTURE:BODY:TAILGATE. Dealer message - American Honda (AHM) is investigating certain 2018-2019 Ridgelines with a customer complaint of the tailgate not opening from the side. To fully understand the cause of this condition, AHM would like to inspect 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.