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Service bulletins for the 2018 Kia K900

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.

19 on file from NHTSA, as of 2026-10-19.

By type

By component

By topic

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
TSB_TRA046_R52025-04-23. Service bulletin. POWER TRAIN. TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - 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 relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced, and the transmission oil cooler is transferred to the new transmission.
TSB_TRA046_R42024-06-04. Service bulletin. POWER TRAIN. This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced.
TSB_TRA046_R32022-12-06. Service bulletin. POWER TRAIN. TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced, refer to applicable vehicles in the chart starting on page 2.
TSB_TRA046_R12020-05-05. Service bulletin. POWER TRAIN. TECHNICAL SERVICE BULLETIN: - TRANSMISSION FLUID APPLICATION GUIDE - This bulletin has been revised to include additional information. This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced, refer to applicable vehicles on page 2. Refer to the shop manual on KGIS for the specific Kia model for the correct transmission fluid check/fill procedures.
TSBTRA0672018-01-16. Service bulletin. POWER TRAIN. TSB - AUTOMATIC TRANSMISSION OIL PRESSURE CHARACTERISTIC VALUES DATA TRANSFER - This bulletin provides information regarding data transfer of automatic transmission (A/T) characteristic values on 2015MY-2018MY K900 (KH) vehicles equipped with A8TR1 8-speed A/T and 2017MY~ Sportage (QL), Forte (YDm), and Cadenza (YG) vehicles equipped with the GEN2 Type (A6MF2-2 6-speed / A8LF1 8-speed) A/T. The type of solenoid valve used to control gear shifts changed from indirect to direct control type to reduce oil capacity and improve fuel efficiency.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.