1999 Ford Expedition Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1999 Ford Expedition

There is a technical service bulletin for the V8 engines regarding a possible problem with the spark plug being ejected from the cylinder head, damaging the threads in the spark plug hole. If the vehicle is under warranty, cylinder head replacement is recommended. If the vehicle is out of warranty, Ford authorized the use of a specific thread insert to repair the head.

The mass air flow sensor (MAF) may fail resulting in a rough engine idle, hesitation on acceleration, and/or engine stalling. The Check Engine Light may or may not illuminate. A failed mass air flow sensor will require replacement.

The PCV hose may crack, causing the vehicle to idle roughly, this may or may not illuminate the Check Engine Light.

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I took the 4.6 out of my expedition and put a 4.6 out of a mercury cougar and it will turn over but will not run

Yesterday leaving my house started the truck put in drive and when I pushed the gas it drove but rpm was high and it was not catching speed. Checked transmission fluid. Was low so added fluid. Tried to drive again did the same thing. Had someone come pull us home and noticed transmission fluid wa...

slipping and grabing,during this sensation there is a increase in the R.P.M. and also the check engine light comes on

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ON CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES EQUIPPED WITH SPEED CONTROL, THE SPEED CONTROL DEACTIVATION SWITCH MAY OVERHEAT, SMOKE, OR BURN.THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. EQUIPMENT DESCRIPTION: FORD IS REPLACING ALL FIRESTONE WILDERNESS AT 15, 16, AND 17 INCH TIRES MOUNTED ON FORD TRUCKS AND SUVS. FORD REPORTS TREAD SEPARATION ...VEHICLE DESCRIPTION: MULTI-PURPOSE VEHICLES. THE TRAILER HITCH ASSEMBLY TO THE FRAME ATTACHING BOLTS COULD LOSE THE CLAMP LOAD.

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I have had this vehicle for 4 years with no issues. purchase with 80K miles now have 128K miles on it...

I'VE HAD GREAT SERVICE OUT OF THIS VEHICLE WITH THE EXCEPTION OF THE TRANNY AND THR FRONT DIFFERENTAL LATELY. HAD THEM REBUILT AND NOW IT'S FUNCTIONING FINE WITH 195000 + MILES

Air suspension is expensive to fix or replace, and fails well before other types of suspension.

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