Air intake system cleaning, pcv valve & air filter replacement due to oil contamination
Kia technical service bulletin TSB_ENG235 for 2021-2022 Kia Sorento.
- Bulletin number
- TSB_ENG235
- Component
- Engine and engine cooling: exhaust system: emission control: crankcase (PCV)
- Summary
- TECHNICAL SERVICE BULLETIN: AIR INTAKE SYSTEM CLEANING, PCV VALVE & AIR FILTER REPLACEMENT DUE TO OIL CONTAMINATION - This bulletin provides information regarding the air intake system which may become contaminated with oil due to a faulty Positive Crankcase Ventilation (PCV) check valve on some 2021-2022MY Sorento (MQ4a) vehicles equipped with Theta III 2.5L T-GDI engine, produced from September 10, 2020 through October 2, 2021, which may allow engine oil to enter the air intake system and contaminate the engine air filter with oil.
Owners of these vehicles have filed 122 complaints in the engine category.
Vehicles covered
- Kia Sorento 2021-2022 20212022
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