Turns out Toyota may be one of the makes where infrequent oil changes may result in engine sludge and engine seizures.
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Engine Sludge: When Good Oil Goes Bad FOR people buying a used car, there is a very important but rarely checked factor to consider that goes beyond kicking the tires: original sin. Some best-selling models appear to have an increased risk of serious mechanical problems, particularly if scheduled oil changes were not made during the vehicle's ...