TSB TSB-033 — Kia Service bulletin

TSB-033 is a service bulletin on file with NHTSA for the Kia Rio, 2006–2007 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. KIA: ECM UPGRADE-MIL ON WITH DTC P0300, P0128, P0140, P0442 & P0461. VEHICLES MAY EXPERIENCE A ROUGH IDLE DURING INITIAL COLD START UP PERIOD AND/OR ILLUMINATE THE MIL. *PE UPDATED 10/29/10.

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

1Document filed
1Vehicle named
2Model years

Vehicles and model years TSB-033 names

VehicleModel years
Kia Rio 2006, 2007

Every document filed under TSB-033

Document IDFiledType
TSB-033 April 1, 2010 Service bulletin

What TSB-033 covers

Engine — the component vocabulary NHTSA files this communication under.

← All Kia Rio TSB years TSB lookup by model

Questions buyers ask

What is TSB TSB-033?

TSB-033 is a service bulletin filed with NHTSA by Kia, covering the Kia Rio across the 2006–2007 model years. NHTSA's summary reads: KIA: ECM UPGRADE-MIL ON WITH DTC P0300, P0128, P0140, P0442 & P0461. VEHICLES MAY EXPERIENCE A ROUGH IDLE DURING INITIAL COLD START UP PERIOD AND/OR ILLUMINATE THE MIL. *PE UPDATED 10/29/10.

Which vehicles does TSB-033 cover?

NHTSA's file names Kia Rio (2006–2007). 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 TSB-033 a recall, and is the repair free?

No. TSB-033 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 TSB-033?

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 TSB-033, 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 TSB-033. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.