I have 4 new quarts of Amsoil ATF (red cap) in my garage that has been there for about 18 months.
I want to buy 5 more ATF quarts for a transmission flush.
Are there any issues for using an oil that has been sitting for this long?
Is there any issues with mixing with older ATF?
my car is a mazda 3, the manual says every 8kms or 4 months (schedule 2 for canada)
i would say about 12000kms/7.5k miles per year.
city/highway driving 90%/10%. commute 2 times a week, short distance.
mostly short trips, high enough for the oil to get to normal temperature most of...
Since the 5000kms/3000mile rule for an oil change interval has seemed to have been debunked, I was wondering about the other rule that mechanics say, to bring in your car either 3 or 4 months.
The issue for low mileage drivers, is that after 4 months, maybe i only put 3000 or 4000kms, which...