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Service bulletin TST-136739

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 id10194662
Published by NHTSA2021-06-03
Manufacturer's numberTST-136739
Manufacturer's date2021-05-12
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

Fuel Pump can be noisy especially when low fuel levels and warm temperatures.

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

Fuel system

Vehicles listed
CAN-AM RYKER2019, 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
20236742023-12-15. Fuel System
23V8550002023-12-15. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

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
TST 1367392020-07-23. Service bulletin. Ryker's fuel pump noisy when low fuel level and warm temperature
TST 137790 REV2020-07-23. Service bulletin. Revision of TST 137790 sent on June 2020. Ryker Fuel Pump modification Part to install to reduce fuel pump noise
TST 1377902020-07-01. Service bulletin. Part to install to reduce fuel pump noise