5th Nov 2013, 16:53

Yeah, and Toyota recommends to change the oil every 7,000 miles, but even if you change it every 3,000, the engine is still prone to sludge.

6th Nov 2013, 01:56

The oil life monitoring system in my G.M. vehicles has always indicated change engine oil before 6,000 miles. I don't see why oil would last more than twice as long in another make.