TSB PI1803YZ — Kia Service bulletin

PI1803YZ is a service bulletin on file with NHTSA for 3 Kia models, 2011–2014 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. TECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI1803Y/Z) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This…

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

1Document filed
3Vehicles named
4Model years

Vehicles and model years PI1803YZ names

VehicleModel years
Kia Optima 2011, 2012, 2013, 2014
Kia Sorento 2012, 2013, 2014
Kia Sportage 2011, 2012, 2013

Every document filed under PI1803YZ

Document IDFiledType
PI1803YZ_TSB_R7 March 22, 2024 Service bulletin

What PI1803YZ covers

Engine — the component vocabulary NHTSA files this communication under.

← All Kia Optima TSB years TSB lookup by model

Questions buyers ask

What is TSB PI1803YZ?

PI1803YZ is a service bulletin filed with NHTSA by Kia, covering 3 Kia models across the 2011–2014 model years. NHTSA's summary reads: TECHNICAL SERVICE BULLETIN: PRODUCT IMPROVEMENT CAMPAIGN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 (PI1803Y/Z) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This…

Which vehicles does PI1803YZ cover?

NHTSA's file names Kia Optima (2011–2014); Kia Sorento (2012–2014); Kia Sportage (2011–2013). 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 PI1803YZ a recall, and is the repair free?

No. PI1803YZ 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 PI1803YZ?

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 PI1803YZ, 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 PI1803YZ. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.