Lexus ES300 possible head gasket issue after reported explosion and previous electrical repairs on Lexus ES300

Some Lexus ES300 owners report experiencing potential head gasket issues, which may manifest as symptoms like white smoke from the tailpipe, overheating, or poor engine performance. Following a reported explosion, these owners are particularly concerned about possible damage to the head gasket and other engine components. While previous electrical repairs may not directly affect the head gasket, ensuring that all repairs were performed correctly is crucial to prevent further issues impacting engine performance. Many owners find it advisable to have a professional mechanic conduct a thorough inspection, especially after an explosion and given the vehicle's repair history. Repairing a head gasket can be costly, with estimates ranging from $1,800 to $2,000, prompting some owners to weigh these costs against the car's value and condition. To mitigate future problems, regular maintenance and adherence to the Lexus maintenance schedule are recommended.