Ususally 1 of 2 things. You either have leaky air bladders or check the check valve where it enters into the air bladder. Easiest way is to spray a mixture of diluted dish soap and water in the area around each bladder and see if you see bubbles. Replace bladder as necessary. Do your homework, they are ALOT cheaper on ebay, buy new though.
the ford 99 is a younge truck and if it does that then you need to get a new heat/air conditioner you might need to get a new truck.
front driver's side, under the grill to the right
Change clock on 99 expedition
computer needs to be replaced
fuse box diagram for 99 expedition i don"t have a manuel
how do you set or check the timing on a 99 ford expedition?
Air conditioner drain line stopped up or windshield seal leak that covers 99% of the reasons
Mercon v
No no..
3
On a Ford Expedition : Bank 1 is the passenger side of the engine
Replace the bad injector.