Service bulletin TSB-CLI026R1

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10109835
Published by NHTSA	2017-08-02
Manufacturer's number	TSB-CLI026R1
Manufacturer's date	2017-04-21
NHTSA component	EQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

TSB: A/C EVAPORATOR FREEZE-UP DURING EXTENDED DRIVE - This bulletin provides the procedure to replace the evaporator temperature sensor of some 2011-2014MY Optima (TF/QF) and 2011-2013MY Sorento (XMa) vehicles ONLY (see production dates on Page 3), which may experience freezing of condensation on the evaporator core and the following A/C performance related concerns below. Do NOT refer to this bulletin or the resistance specifications listed in this bulletin for ANY other models.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Heating and air conditioning

Vehicles listed
KIA OPTIMA	2011, 2012, 2013, 2014
KIA SORENTO	2011, 2012, 2013

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
CS2304_TSB_R6	2023-11-03. Service bulletin. TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2304) - 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 bulletin provides the procedure to upgrade the software logic of the Integrated Body Control Unit (IBU) or Body Control Module (BCM), or Intelligent Integrated Platform Module (IPM) system on certain 2011-2015MY Sorento (XMa), 2016-2020MY Sorento (UMa), and 2021-2022MY Sorento (MQ4a) vehicles produced within the dates outlined on page 10, which may not be equipped with an immobilizer. This logic upgrade will add anti-theft ignition start logic to the vehicle's system operation which activates when the vehicle is locked.
TSB_CLI049_R1	2023-07-05. Service bulletin. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR - ELECTRICAL A/C COMPRESSOR - 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 bulletin provides information regarding partial repair of the Air Conditioning (A/C) compressor assembly on some 2011MY~ Optima Hybrid (TF HEV, JF HEV/PHEV), 2015MY~ Soul EV (PS EV), 2017MY~ Niro (DE HEV/PHEV/EV), 2022MY~ EV6 (CV), 2021MY~ Sorento (MQ4 HEV/PHEV), 2023MY~ Sportage (NQ5 HEV/PHEV), and 2023MY~ Niro (SG2 EV/HEV/PHEV) vehicles.
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TSB_SST067_R1	2021-12-01. Service bulletin. This bulletin provides information regarding test procedure of the Bearing Clearance Tester (BCT) Special Service Tool (SST). The SST comes pre-calibrated from the supplier however, in some cases, due to variable shop compressor air pressure, the SST may need to be re-calibrated to ensure that the tool provides accurate readings when testing the engine rod bearing wear. The calibration and BCT measuring point maintenance is included in this bulletin.
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SC208_QA	2021-08-25. Service bulletin. SC208_QA: QUESTION AND ANSWER - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Voluntary Emissions Service Campaign (SC208).