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Manufacturer communication · Service bulletin

Kia bulletin TSB_ELE302

What it saysThis bulletin provides the procedure to upgrade the software of the Integrated Body Control Unit (IBU) system on some 2023MY Telluride (ON) vehicles produced from January 3, 2023 through June 5, 2023 equipped… NHTSA’s full summary ↓

Kia filed this with NHTSA as a service bulletin dated Feb 1, 2024, received Mar 2, 2024, about the electrical system. It names 1 model year (2023). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication
2023MY Telluride (ON) 3 Jan 2023 – 5 Jun 2023 “Produced from January 3, 2023 through June 5, 2023”
Telluride (ON) 3 Jan 2023 – 5 Jun 2023 “Telluride (ON) January 3, 2023 to June 05, 2023”

What it applies to, as the document itself states it — the build window in the manufacturer’s own words, read by machine from the PDF NHTSA serves. The build date is on the certification label in the driver’s door jamb; the dealer settles a borderline vehicle by its VIN.

TECHNICAL SERVICE BULLETIN: SMART KEY OPERATION LOGIC IMPROVEMENT - This bulletin provides the procedure to upgrade the software of the Integrated Body Control Unit (IBU) system on some 2023MY Telluride (ON) vehicles produced from January 3, 2023 through June 5, 2023 equipped with Personal Identification Card (PIC) handles. The affected vehicles may exhibit an inoperative lock/unlock function with a potentially drained 12V battery.

Kind Service bulletin Manufacturer date Feb 1, 2024 Received by NHTSA Mar 2, 2024 Components Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
TSB_ELE302Service bulletinFeb 1, 202410249925PDF, 736 KB

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

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What owners reported

Source: NHTSA complaint database

Owners of the 1 model year this bulletin names have filed 213 complaints with NHTSA since 2015. 55 of them name Electrical System — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.

For the 3rd time in less than 3 months the instrument panel is blank, no instruments are visible, no power to the screen. Cars need to go back to analog gauges for safety

2023 Kia Telluride · Electrical System · filed with NHTSA Apr 20, 2023 · ODI 11518034

In depth: 2023 Kia Telluride electrical problems →

A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.

More bulletins about the electrical system

Source: same model, same component group

36 other manufacturer communications filed against the Kia Telluride under the same component group (electrical system), newest first. The eight newest are listed; the rest are on the Kia list.

NumberKindDatedNHTSA’s summary
TSB_ELE328_R1Service bulletinSep 16, 2026TECHNICAL SERVICE BULLETIN: CLUSTER SOFTWARE LOGIC IMPROVEMENT FOR LOWER THAN ACTUAL FUEL LEVEL INDICATION - This bulletin has been revised…
SA652/SA653/SA658Over-the-air updateSep 16, 2026RELEASE NOTES: OVER-THE-AIR: SERVICE ACTION SOFTWARE UPDATE FOR RCM, UWB AND SBCM (SA652/SA653/SA658) - This Over-the-Air (OTA) software upd…
OTA_ELE431_432_434_NOTESOver-the-air updateAug 29, 2026RELEASE NOTES: OVER-THE-AIR: SOFTWARE UPDATE FOR ROOF CONTROL MODULE (RCM), ULTRA-WIDEBAND (UWB) and SIDE BODY CONTROL MODULE (SBCM) - This…
SA658Service bulletinAug 21, 2026TECHNICAL SERVICE BULLETIN: SERVICE ACTION: SBCM SOFTWARE LOGIC IMPROVEMENT (SA658) - This bulletin provides information to upgrade the Side…
TSB_ELE426Service bulletinAug 19, 2026TECHNICAL SERVICE BULLETIN: AVN GEN 5.0 WIDE SOFTWARE UPDATE - This bulletin provides information on the Audio Video Navigation (AVN) system…
SA652Service bulletinAug 6, 2026TECHNICAL SERVICE BULLETIN: ULTRA-WIDE BAND SENSOR SOFTWARE UPDATE (SA652) - This bulletin provides information to upgrade the Ultra-Wideban…
SA653Service bulletinAug 5, 2026TECHNICAL SERVICE BULLETIN: SUNROOF LOGIC IMPROVEMENT (SA653) - This bulletin provides information to upgrade the Roof Control Module ‘RCM’…
SA651Over-the-air updateJun 24, 2026TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DIGITAL KEY BATTERY: DISCHARGE LOGIC IMPROVEMENT (SA651) - This bulletin has been revised to inc…

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Kia, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Kia TSB_ELE302 a recall?

No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.

Is the TSB_ELE302 repair free?

Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way. Every Kia warranty extension on file lists the ones Kia has filed.

Which vehicles does TSB_ELE302 cover?

The manufacturer filed it against 1 model year: 2023 Kia Telluride. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone. The document itself sets the build window: 2023MY Telluride (ON): built 3 Jan 2023 – 5 Jun 2023; Telluride (ON): built 3 Jan 2023 – 5 Jun 2023 — the build date is on the certification label in the driver’s door jamb.