Sludge can build up in the engine because Lexus did not recommend frequent enough oil changes. Lexus will sometimes offer a discount on cleaning the engine if necessary. Owners who changed their oil every 3,000 miles did not experience these problems. This sludge build up can lead to excessive oil consumption.
Excess Engine Oil Consumption on Lexus GS300
Average mileage: 1,218,003 (150,000–2,286,006)
Engine affected: 3.0L V6
9 people reported this problem
2 people shared problem details
1998 Lexus GS300- 3.0L V6Visitor
3,000 - 4,000 miles After an oil change, the low engine oil light turns on. Now it's as if I have a leak. Need to take the car in for inspection.
2006 Lexus GS300- 3.0L V6150,000Visitor
Excessive oil consumption requiring me to add about a quart of oil every 2 -4 weeks
I pulled out my spark plugs an oil was on the end of them
The Check Engine Light may illuminate due to an O2 sensor heater fault. Most commonly the affe...
Australian model but same engine I presume.
lexus leaking oil at crankshaft pulley. how much to replace it.
whats the best oil i can use for my gs 300 is synthetic oil better to use then the regular oil