Is It OK To Replace 5W-20 With 0W-20 Motor Oil?
A reader asks: My car is supposed to use 5W-20 motor oil. I accidentally bought 0W-20 and did an oil change without noticing. Is it safe to continue running the 0W-20? Our answer: In most cases, 0W-20 is a perfectly acceptable substitute for 5W-20. Both products are 20-weight motor oils at operating temperatures. However, the…



