Questions & Answers for: Ford F-150 d 20w

Question about 1999 F150 Regular Cab

After the engine warms up. the oil pressure light comes on and the gage drops off . when i accelerate it returns to normal.

...has a lot of miles on it. You can try switching to a higher grade of oil. Instead of 5W-30 use 20W-40 or even 20W-50. You may even try a single viscosity oil like straight 40W in the summer.. If ...

Question about 1991 F150

1 Answer

In my 1991 f150 5.0 motor if I replace the sending

...you are using either 10W-30 or 5W-30 so now is the time to move up 10W-40 or 15W-40, maybe even 20W-50. This will help bring your oil pressure back up and provide lubrication to the engine. Bear ...