20 Most Recent 1991 Ford Explorer - Page 7 Questions & Answers

Could be a clogged catalytic converter. It could also be a bad head gasket allowing some coolant to enter the cylinders. Check for milky grey oil.

It means there is something wrong with the anti lock braking system to the rear axle. Chances are you have a loose connection at a sensor or one of the sensors has come loose and is not close enough to the sensor to pickup the pulses. Check your sensors and push them in and look for a bad wire or connection.

the shaft from the transfer case to the front differential should not turn free by hand because it is connected to the differential.

Without hearing it i honestly couldnt say they could all be right and everything is worn out ,have you checked the brake pads for wear in case that is causing the noise like a worn brake disk (rotor) and as the pad wears down the metal on the pad backing is rubbing on the edge of the worn brake disk ?? take the wheel off and have a good look yourself

Yes your on the right track..If ya have a lot of corrosion put baking/water mixture,,work real well to clean corrsion

if the batter has a drain the starter may be at fault the starter can drain a battery with out running i would unhook the battery cables then charge the battery then i would have the starter tested.

smell it where? inside? if its inside, you have a heater core leaking.

The starter is located under the truck at the driver side rear of the engine at the transmission bell housing. (Most engines)

If you turn your head lights on and they are dull, the battery is flat or dead.If not may be a starter motor issue.

Best bet is to get it scanned and find out what turned the cel on. Sounds like your trans is trying to go two different directions at once. Could be electrical, as these transmissions are computor controlled using numerous shift solenoids.

Check the fluid is the first thing I would do.

The 4WD should be engaged with a switch on the dash. Generally people drive in D or the D with the circle around it for overdrive, which just means it has an extra gear for highway driving or such.

Rebuild transmission