2001QX4 wrote:I took my car into for 90K tune up at the dealer, they informed me their oil leakages and it would cost about $600 to replace new one . It's engine oil cooler. thank you again for your input, it had great information.
That's a fairly common issue on these vehicles. The picture I posted above is actually a leaky oil cooler as well. The parts (all you need to replace is two o-rings) are cheap and the labor should be no more than two hours (at the very most). I don't see how they can charge you $600 to fix it.