mr kilmer 2014 camry. I4. 6auto speed. 130k miles. When merge to highway. Speed like 30-40mph. I keep in gear 4 until reach 3000rpm den shift to gear 5 to 60-70mph. Is it. Ok. like that will it hurt the auto transmission? When in D mode. Eco Automatic shift too early. Is slow From 30 to 75 mph Into highway. Thx
big fan