The front end may make a rattle noise over bumps. There may be handling issues, and play in the front wheels on inspection. If there is up and down movement on the front wheels while the lower control arms are being supported, inspect the upper and lower ball joints for excessive play. These are prone to failure from moisture entry and lack of lubrication. The ball joints should be replaced as needed.
Resources for the Repair and Maintenance of your 1990 Ford E-250
1990 Ford E-250
1990 Ford E-250 Problems
Electrolysis can cause repeated failures of the heater core and radiator. The diagnosing technician should check for voltage present in the coolant, with the battery disconnected, because electrical current in the coolant causes electrolysis. Corroded or deteriorated parts should be replaced, and the coolant should be flushed. Ground straps can be added to help prevent future corrosion of components.
This concern relates specifically to the E4OD and 4R100 automatic transmissions. Transmission fluid leaking from the front of the transmission bell housing may also be accompanied with shifting and transmission engagement issues. This is often caused by transmission overheating and is the sign of a significant internal transmission problem. The superficial cause is the failure of the front pump seal of the transmission. The immediate re...
This concern relates to vehicles equipped with the E4OD and 4R100 automatic transmissions. Fluid leaks from the rear of the transmission and excessive vibration felt in the vehicle while driving can be caused by a lack of lubrication to the rear of the transmission and rear seal failure. The extension housing (rear portion of transmission) can lose lubrication if the fluid supply hole becomes clogged. This leads to rear seal failure from l...
In some cases with higher mileages, the Check Engine Light may come on due to insufficient Exhaust Gas Recirculation system (EGR) flow. For EGR flow concerns, the EGR valve is usually recommended for replacement and the intake manifold is removed to clean the EGR passages in the engine, which have clogged with carbon over time.
1990 Ford E-250 Recalls (Recent)
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Ford has recalled certain 1990 E and F Series 4x2 vehicles equipped with an E4OD transmission and a one piece driveshaft due to an issue with the park mechanism in the transmission. Some vehicles may experience a failure to engage the park gear, which can cause the vehicle to roll if the parking brake is not set. Dealers will replace the snap ring and install a revised extension housing
1990 Ford E-250 Questions and Answers
I failed my calif. smog test. The co% was too high. The tech suggested that it might be the smog pump. but that seems to be working. What else should I look at?
Engine bogs down under load when warmed up.