TSB RFI20210322 — Chrysler Service bulletin

RFI20210322 is a service bulletin on file with NHTSA for the Chrysler 300, 2005–2010 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. This SKU is a Engine Heater Hose Assembly. The customer communication requested return of unsold inventory to inspect the hose bending geometry. If the hose is not formed properly, it will interfere with surrounding components and prevent installation.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
1Vehicle named
6Model years

Vehicles and model years RFI20210322 names

VehicleModel years
Chrysler 300 2005, 2006, 2007, 2008, 2009, 2010

Every document filed under RFI20210322

Document IDFiledType
RFI20210322_626- March 22, 2021 Service bulletin

What RFI20210322 covers

Fuel system — the component vocabulary NHTSA files this communication under.

← All Chrysler 300 TSB years TSB lookup by model

Questions buyers ask

What is TSB RFI20210322?

RFI20210322 is a service bulletin filed with NHTSA by Chrysler, covering the Chrysler 300 across the 2005–2010 model years. NHTSA's summary reads: This SKU is a Engine Heater Hose Assembly. The customer communication requested return of unsold inventory to inspect the hose bending geometry. If the hose is not formed properly, it will interfere with surrounding components and prevent installation.

Which vehicles does RFI20210322 cover?

NHTSA's file names Chrysler 300 (2005–2010). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB RFI20210322 a recall, and is the repair free?

No. RFI20210322 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of RFI20210322?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under RFI20210322, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under RFI20210322. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.