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July 2, 2018 Service bulletin

Warranty Policy Bulletin: Lexus has received reports of customer concerns regarding the illumination of...

Lexus technical service bulletin ZLH_Lexus POL17- for 2010-2013 Lexus GX.

Bulletin number
ZLH_Lexus POL17-
Component
Engine and engine cooling
Summary
Warranty Policy Bulletin: Lexus has received reports of customer concerns regarding the illumination of the check engine light (Malfunction Indicator Light) due to moisture/water in the Air Injection Pumps and/or Air Switching Valves. Lexus has received reports of customer concerns regarding the illumination of the check engine light (Malfunction Indicator Light) due to moisture/water in the Air Injection Pumps and/or Air Switching Valves. Although the Air Injection Pumps and Air Switching Valves are covered by Lexus? New Vehicle Limited Basic Warranty for 4 years or 50,000 miles (whichever comes first) and by the California Emission Warranty for 7 years or 70,000 miles (whichever comes first), we at Lexus care about the customers? ownership experience. Lexus is now extending the warranty coverage for repairs related to illumination of the check engine light (Malfunction Indicator Light) due to moisture/water in the Air Injection Pumps and/or Air Switching Valves. The following information is provided to inform you and your staff of the program notification schedule and your degree of involvement.

Owners of these vehicles have filed 5 complaints in the engine category.

Vehicles covered

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