Originally Posted by Duffyjr
Kind of at a cross roads here with my Lucerne, I'm 10.5 months into the OC and my OLM says 48% but the manual says to change it at a year if the OLM doesn't tell me to sooner, so I wonder also what is magical about oil and time. Every thing I've read says the GM OLM in 2008 can be trusted so why can't I go past a year if the OLM is so smart?
Change it; perhaps leave the filter on until next time.
I just went through this today on our trusty Tundra. 18 months, 3.300 miles.
I hated to dump 6.5 quarts of Mobil 1, but figured I'd just get 'er done.
Kind of at a cross roads here with my Lucerne, I'm 10.5 months into the OC and my OLM says 48% but the manual says to change it at a year if the OLM doesn't tell me to sooner, so I wonder also what is magical about oil and time. Every thing I've read says the GM OLM in 2008 can be trusted so why can't I go past a year if the OLM is so smart?
Change it; perhaps leave the filter on until next time.
I just went through this today on our trusty Tundra. 18 months, 3.300 miles.
I hated to dump 6.5 quarts of Mobil 1, but figured I'd just get 'er done.