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Service bulletin 16-146-24R

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10249607
Published by NHTSA2024-02-02
Manufacturer's number16-146-24R
Manufacturer's date2024-01-30
NHTSA componentEQUIPMENT

NHTSA's summary

In the interest of providing continued customer satisfaction, Subaru of America, Inc. (SOA) is implementing Warranty Extensions and additional benefits for owners and lessees of certain 2019- 20MY Ascent models.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories

Vehicles listed
SUBARU ASCENT2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
26V4360002026-07-07. EQUIPMENT:OTHER:LABELS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
15-256-19R2024-04-03. Service bulletin. This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed.
15-236-18R2024-04-03. Service bulletin. This bulletin addresses the reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.
7-219-23R2024-04-03. Service bulletin. To satisfy current supply demands, a new Subaru alternative replacement battery is now available.
WRL-21R2024-04-03. Service bulletin. Subaru of America, Inc. (Subaru) has initiated this safety recall for certain 2020 model year Ascent vehicles in which the front axle housings may have been manufactured with improperly tapered tie rod mounting holes.
15-242-19R2024-04-03. Service bulletin. This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics system’s remote access features.
15-219-18R2024-04-03. Service bulletin. This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process.
18-225-22R2024-04-02. Service bulletin. This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected. This update should prevent unnecessary replacement of the head unit or USB cable.
15-251-19R2024-02-02. Service bulletin. This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
15-256-19R2024-02-02. Service bulletin. This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed.
15-236-18R2024-01-03. Service bulletin. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.