Q: #3 Misfire engine light

If the cat monitor will not finish and pass after multiple tries then you may have a weak sensor or a catalyst (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-catalytic-converter) that is bad. I'd suggest having the vehicle scanned to test the O2 sensors for slow or...

If the van stalls after driving 8 miles then it should also die if you let it run for 15 or 20 minutes. This will help to diagnose the problem to be a loss of ignition spark or loss of...

Hello. I am not quite sure if you are saying that you changed the transmission out and still do not get any gear change. If this is the case, then you should have someone verify the shift cable (https://www.yourmechanic.com/services/shift-selector-cable-replacement) is...

Hello. The only sort of reset switch equipped on a Ford Expedition would be the fuel pump inertia switch (https://www.yourmechanic.com/services/fuel-pump-shut-off-switch-replacement). The purpose of this switch is to cut off power to the fuel pump if the computer detects a harsh...

Hi there. Typically when a professional mechanic is trying to diagnose an engine misfire, the first thing they'll do is download any OBD-II error codes (https://www.yourmechanic.com/article/how-to-read-and-understand-check-engine-light-codes-by-jason-unrau) to pinpoint the source of the ignition issue. Without knowing those codes, telling you...

Hello - it sounds like the clutch hydraulics are not functioning properly. Check for adequate fluid level first - the clutch fluid reservoir is near the brake fluid reservoir on the firewall (driver side). If the fluid level is low,...

Hi there, thanks for writing in. Unfortunately, if there is no compression, you have internal engine failure. This could be piston ring failure. Generally, a used engine would be the order for the repair as the cylinder walls could be...

I would recommend letting the vehicle cool completely and then wash off oil with soapy water and a soft brush and rinse real good with low pressure water. Let vehicle dry and then you should be able to start and...

How much damage you did depends on how strong the mixture of diesel was and how far you drove. If the tank was nearly empty you may have messed some stuff up. Getting the car running may not be a...