TSB CS2310 — Kia Service bulletin

CS2310 is a service bulletin on file with NHTSA for 2 Kia models, 2011–2021 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: KIA GENUINE REMOTE START CONTROL MODULE UPGRADE FOR ANTI-THEFT LOGIC COMPATIBILITY (CS2310) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar…

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

2Documents filed
2Vehicles named
11Model years

Vehicles and model years CS2310 names

VehicleModel years
Kia Optima 2011, 2012, 2013, 2014, 2015
Kia Sedona 2015, 2016, 2017, 2018, 2019, 2020, 2021

Every document filed under CS2310

Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.

Document IDFiledType
CS2310_TSB_R1 August 7, 2023 Service bulletin
CS2310_TSB July 6, 2023 Service bulletin

What CS2310 covers

Electrical — the component vocabulary NHTSA files this communication under.

← All Kia Optima TSB years TSB lookup by model

Questions buyers ask

What is TSB CS2310?

CS2310 is a service bulletin filed with NHTSA by Kia, covering 2 Kia models across the 2011–2021 model years. NHTSA's summary reads: TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: KIA GENUINE REMOTE START CONTROL MODULE UPGRADE FOR ANTI-THEFT LOGIC COMPATIBILITY (CS2310) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar…

Which vehicles does CS2310 cover?

NHTSA's file names Kia Optima (2011–2015); Kia Sedona (2015–2021). 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 CS2310 a recall, and is the repair free?

No. CS2310 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 CS2310?

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 CS2310, 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 CS2310. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.