1994 Buick Regal Custom
3.8L V6
125,000mi
Running 3.5qts Mobil 1 10w30 1qt Mobil 1 0w40 (stopped a lot of the engine noise and fixed oil pressure problems)
ACDelco filter (because of location and fit of wrench)
Driving style: Moderate , 150mi/wk of short trips (10min or less). Biweekly long trips on highway.
Change interval 4000mi (because of the short trips).
3.8L V6
125,000mi
Running 3.5qts Mobil 1 10w30 1qt Mobil 1 0w40 (stopped a lot of the engine noise and fixed oil pressure problems)
ACDelco filter (because of location and fit of wrench)
Driving style: Moderate , 150mi/wk of short trips (10min or less). Biweekly long trips on highway.
Change interval 4000mi (because of the short trips).