Certain G80 (RG3) and G90 (RS4) vehicles equipped with the 2.5T‑GDI Theta III or 3.5T‑GDI Lambda III...
Genesis technical service bulletin 26-01-049G DCS for 2026 Genesis G80 and 2026 Genesis G90.
- Bulletin number
- 26-01-049G DCS (L09G)
- Component
- Unknown or other
- Summary
- Certain G80 (RG3) and G90 (RS4) vehicles equipped with the 2.5T‑GDI Theta III or 3.5T‑GDI Lambda III engine may experience reduced air‑conditioning performance due to a refrigerant leak originating at the Thermostatic Expansion Valve (TXV). This condition may be caused by improper installation of the liquid and suction pipe O‑rings at the TXV connection point. Technical Service Bulletin (TSB) 26-01-049G provides instructions to replace the TXV O‑rings at the liquid and suction pipe connections to correct the condition.
Vehicles covered
- Genesis G80 2026 2026
- Genesis G90 2026 2026
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