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Service bulletin 16-132-20R

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 id10185089
Published by NHTSA2021-01-05
Manufacturer's number16-132-20R
Manufacturer's date2020-12-29
NHTSA componentPOWER TRAIN; EQUIPMENT

NHTSA's summary

This Service Information Bulletin provides updated diagnostic procedures to follow when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions.

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, Transmission and driveline

Vehicles listed
SUBARU ASCENT2019, 2020, 2021
SUBARU CROSSTREK2018, 2019, 2020, 2021
SUBARU FORESTER2019, 2020, 2021
SUBARU IMPREZA2017, 2018, 2019, 2020, 2021
SUBARU LEGACY2018, 2019, 2020, 2021
SUBARU OUTBACK2018, 2019, 2020, 2021

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
23V7550002023-11-09. POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH
22V4850002022-07-08. POWER TRAIN:DRIVELINE:CHAIN/BELT; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
20217452021-12-10. Powertrain
21V9550002021-12-09. POWER TRAIN:DRIVELINE:CHAIN/BELT; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
21V0240002021-01-26. POWER TRAIN:SHIFT LINKAGE/CABLE/ROD
20196052019-12-02. Powertrain
19V8550002019-12-02. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
20195362019-10-25. Accessories
19V5190002019-07-10. POWER TRAIN:DRIVELINE:DRIVESHAFT

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
SubaruNet Announcement (T2026-10-05. Other. This announcement provides information on an enhancement of the TechShare CVT diagnostic assitance application.
16-158-262026-09-03. Service bulletin. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR580 model CVT transmissions used in the models listed.
16-156-25R2026-09-03. Service bulletin. This bulletin announces a design change made to the CVT Control Valve Body. The updated valve body incorporates an enhanced valve sleeve to improve durability. This is an revised version of the original bulletin.
16-154-25R2026-09-03. Service bulletin. This Service Information Bulletin announces the release of a new diagnostic assistance application for TR690 and TR580 CVT-equipped vehicles. This is an revised version of the original bulletin.
16-150-24R2026-09-03. Service bulletin. This bulletin announces availability of new reprogramming files developed to address SYMPTOM 1: A jerk or judder sensation felt from the powertrain during braking with the air conditioning on. SYPMTOM 2: A shudder is felt from the powertrain along with a screeching type of sound. This is an revised version of the original bulletin.
16-132-20R2026-09-03. Service bulletin. This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. This is an revised version of the original bulletin.
SubaruNet Announcement (C2026-09-03. Other. This Announcement provides diagnostic assistance for CVT issues.
16-151-24R2026-07-02. Service bulletin. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed. (This is an revised version of the original bulletin.)
16-156-25R2026-07-01. Service bulletin. This bulletin announces a design change made to the CVT Control Valve Body which incorporates an enhanced valve sleeve to improve durability. (This is an revised version of the orignal bulletin.)
18-241-262026-06-01. Service bulletin. This Bulletin announces a correction to the diagnostic procedures for certain CVT related DTCs, including P0730, P0746, P0747, P0841, P0846, P0867, P1867, P1894, and P2723.