# Service bulletin 12\-321\-21R

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.

- Type: Service bulletin
- NHTSA id: 10241826
- Published by NHTSA: 2023\-09\-05
- Manufacturer's number: 12\-321\-21R
- Manufacturer's date: 2023\-08\-14
- NHTSA component: EQUIPMENT; STRUCTURE

## NHTSA's summary

This bulletin announces a design change made to the cowl panel.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241826-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10241826-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame, Equipment and accessories

## Vehicles listed

- 2018 to 2021 SUBARU CROSSTREK
- 2017 to 2023 SUBARU IMPREZA

## Other bulletins for the same vehicles and component

- [05\-62\-18R](/bulletins/11036822.md), 2026-09-03, Service bulletin: STRUCTURE:BODY. This bulletin provides a procedure to address customer concerns of surface rust accumulating in the top center retaining nut area of the front strut mounts. This is an revised version of the original bulletin.
- [19\-01\-26](/bulletins/11030572.md), 2026-04-02, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. This bulletin announces the repair procedure for the 12v terminal on the inverter to address concerns regarding corrosion buildup.
- [13\-108\-25](/bulletins/11022304.md), 2025-09-02, Service bulletin: STRUCTURE:BODY. This bulletin provides information on paint codes for vehicles in the 2026 line up.
- [FAQ 15\-317\-24R](/bulletins/10253987.md), 2024-05-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. T16 Warranty Extension \(15\-317\-24R\) Frequently Asked Questions.
- [15\-317\-24R](/bulletins/10253971.md), 2024-05-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. \(SOA\) is extending the Data Communication Module \(DCM\) Warranty from 3 years \(36 months\) of 36,000 miles to 8 years \(96 months\) or 100,000 miles, whichever comes first.
- [09\-119\-24](/bulletins/10253930.md), 2024-05-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces the extended warranty coverage for the Thermo Control valve \(TCV\) used the the models listed. The coverage will be extended to \(15\) fifteen years / 150,000 miles.
- [09\-80\-21R](/bulletins/10253903.md), 2024-05-02, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin announces availability of a new thermo control valve assembly. The new valve contains an enhanced stainless steel internal shaft for optimized durability along with advanced water proofing for the sensor portion.
- [15\-312\-23R](/bulletins/10252554.md), 2024-04-03, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces repair procedures to be used when diagnosing dark current draw \(parasitic draw\) on vehicles equipped with Gen 1 Data Control Modules.
- [15\-321\-23R](/bulletins/10252551.md), 2024-04-03, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides a repair procedure when diagnosing dark current draw on vehicles with GEN 1 Data Control Modules.
- [15\-256\-19R](/bulletins/10252542.md), 2024-04-03, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. 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.

JSON: [/v1/bulletins/10241826](/v1/bulletins/10241826)

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