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Service bulletin TSB 21 34 001

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 id10200351
Published by NHTSA2021-08-16
Manufacturer's numberTSB 21 34 001
Manufacturer's date2021-06-03
NHTSA componentSUSPENSION

NHTSA's summary

This Technical Service Bulletin was sent to dealers informing them a shock absorber oil leak may result in replacement of absorbers unnecessarily when trace amounts of oil are noted to have adhered to the shock absorber.

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

Suspension

Vehicles listed
MITSUBISHI ECLIPSE
MITSUBISHI MIRAGE
MITSUBISHI MIRAGE G42017, 2018, 2019, 2020, 2021, 2022
MITSUBISHI OUTLANDER2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
MITSUBISHI OUTLANDER PHEV2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
20V2790002020-05-18. STRUCTURE:FRAME AND MEMBERS; SUSPENSION:FRONT:CONTROL ARM:LOWER ARM
16V4580002016-06-23. SUSPENSION:FRONT:CONTROL ARM:LOWER ARM

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
TSB-24-34-0012026-09-09. Service bulletin. This revised Technical Service Bulletin provides instructions on how to remedy fluid leaks from the Rear Shock Absorber.
TSB-24-34-001REV2025-10-08. Service bulletin. This Revised Technical Service Bulletin provides instructions on how to remedy fluid leaks from the Rear Shock Absorber.
TSB-23-33-002REV32025-05-06. Service bulletin. This Revised Technical Service Bulletin provides instructions to replaced the strut bearing and sping with countermeasure parts when front strut noise is heard while turning the steering wheel.
TSB-23-33-002REV22024-12-06. Service bulletin. This Revised Technical Service Bulletin provides direction when front strut noise is heard while turning the steering wheel.
TSB-24-34-0032024-09-07. Service bulletin. Service Manual Revision -This Technical Service Bulletin provides corrections to the description of the Rear Shock Absorber within the Suspension section of the applicable Service Manuals.
TSB-24-33-0022024-09-07. Service bulletin. Service Manual Revision -This Technical Service Bulletin provides corrections to the Front Coil Spring and Strut description in the Suspension section of the applicable Service Manuals.
TECH TALK 2812024-09-07. Other. Tech Talk is a service newsletter that was sent out to dealers. It covers various topics and reviews the previous months publications.
TSB-23-33-002REV2024-07-05. Service bulletin. Service Manual Revision - This Technical Service Bulletin provides direction when front strut noise is heard while turning the steering wheel.
TSB-24-34-0022024-04-04. Service bulletin. This Technical Service Bulletin provides instructions on how to remedy noise heard when the vehicle is driven over bumps.
TSB-23-34-0022023-09-06. Service bulletin. This Technical Service Bulletin provides service manual corrections to the rear shock absorber removal and installation procedure.