TSB TSBTRA046 — Kia Service bulletin

TSBTRA046 is a service bulletin on file with NHTSA for 3 Kia models, 2001–2008 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. TSB: AUTOMATIC TRANSMISSION FLUID APPLICATION GUIDE - THIS BULLETIN PROVIDES INFORMATION RELATING TO THE CORRECT AUTOMATIC TRANSMISSION FLUIDS THAT ARE REQUIRED FOR EACH KIA MODEL. REFER TO THE SHOP MANUAL ON KGIS FOR THE SPECIFIC KIA MODEL, THEN REFERENCE THE AUTOMATIC…

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

1Document filed
3Vehicles named
8Model years

Vehicles and model years TSBTRA046 names

VehicleModel years
Kia Optima 2001, 2002, 2003, 2004, 2005
Kia Rio 2001, 2002, 2003, 2004, 2005, 2006, 2007
Kia Sedona 2002, 2003, 2004, 2005, 2006, 2007, 2008

Every document filed under TSBTRA046

Document IDFiledType
TSBTRA046 December 6, 2013 Service bulletin

What TSBTRA046 covers

Transmission & drivetrain — the component vocabulary NHTSA files this communication under.

← All Kia Optima TSB years TSB lookup by model

Questions buyers ask

What is TSB TSBTRA046?

TSBTRA046 is a service bulletin filed with NHTSA by Kia, covering 3 Kia models across the 2001–2008 model years. NHTSA's summary reads: TSB: AUTOMATIC TRANSMISSION FLUID APPLICATION GUIDE - THIS BULLETIN PROVIDES INFORMATION RELATING TO THE CORRECT AUTOMATIC TRANSMISSION FLUIDS THAT ARE REQUIRED FOR EACH KIA MODEL. REFER TO THE SHOP MANUAL ON KGIS FOR THE SPECIFIC KIA MODEL, THEN REFERENCE THE AUTOMATIC…

Which vehicles does TSBTRA046 cover?

NHTSA's file names Kia Optima (2001–2005); Kia Rio (2001–2007); Kia Sedona (2002–2008). 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 TSBTRA046 a recall, and is the repair free?

No. TSBTRA046 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 TSBTRA046?

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 TSBTRA046, 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 TSBTRA046. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.