I figured as much. Thanks for a great answer. I use "bulk oil" standard 5W30 (non-synth) as recc'd by members on the board. I may do that oil test as well. Thx
Searching through the 100 tech forum didn't show much discussion on this. I'm talking about additives like ATS 505 and similar. My gut tells me its probably not needed and maybe could cause isseues? I also figure an '03 LX is old enough that it shouldn't get as much buildup as a newer car. I've...