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V8-4.6L

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Question
2005 Crown Victoria Police Interceptor keeps overheating. I have replaced the thermostat and water pump and it's still overheating
Overheating can be caused by a number of things such as low coolant levels, a faulty thermostat, a clogged radiator or a failing coolant fan switch. As you may know the coolant fan switch helps to maintain the proper coolant...
Question
Problem finding EGR valve
The EGR or Exhaust Gas Recirculation valve is connected to the exhaust and the intake manifold. This valve routes exhaust gases back into the intake to be fully burned by the engine. I would look at everything that is connected...
Question
Where is the PCV Valve on a 1997 Cadillac SLS
Hi there. The PCV valve on this engine is located on the passenger side of the motor, on top and to the side of the valve cover and next to the serpentine belt pulley's. If you're going to complete any...
Question
Transmission not shifting properly
What you are describing is often a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer...
Question
Front AC was not blowing cold on a 2003 expedition 4.6l. I changed the expansion valve and now it overheats. Changed Fan, water pu
Hi there. Typically the AC system has nothing to do with the coolant system on a vehicle, so it's likely that your overheating problem is not related to the recent expansion valve replacement. It would probably be a good idea...
Question
Keep getting the following codes, p0401,p0171,p0316,p0301,p0303, pending p1507 and pending p0308.Engine runs rough. poor idling.
Hi there. The first code you've listed, P0401 is an OBD-II generic code that the engine control module (ECM) detected the engine exhaust gas recirculation (EGR) valve is not flowing enough recirculated exhaust gases when it is commanded to open...
Question
Freeze plug popped out. Anti-freeze mixed with oil what should I do. Scared not sure if I should change the head gasket
Hi there. It really depends on how quickly you noticed the freeze plug issue and how long the anti-freeze and oil have been mixed. If it's been more than a few days since the initial issue occurred, it's possible that...
Question
freeze plugs popped out not sure if i need a head gasket done its only on one side the block and cylinder head
You should be able to just replace the freeze plug. Be sure to replace it using the proper methods to avoid having a major coolant leak and potential overheating.
Question
My car alarm goes off randomly in 98 crown victoria
If the alarm is sounding even when the security system is not activated, that points to a controller issue and such will have to be diagnosed. I would recommend requesting an electrical components diagnostic and the responding certified mechanic will...
Question
What would it cost to replace a rear end on 2008 ford crown victoria
A rebuilt axle assembly for your model costs $1,500 to $2,000 depending on your VIN number (different axles were used). Lower cost axles can be obtained from junkyards if you desire to go that route but that introduces risks. The...
Question
I have a 2001 Cadillac Eldorado. I recently had to change out the tie rods and as I was doing this I noticed my sway bar links had
Unfortunately, the best way to remove sway bar links that are stuck on the vehicle is to use a cutting tool and just cut them off. This can be very difficult at times and should only be done by professionals...
Question
hello Brandon my name is Marie,I have a 2005 pontiac bonniville gxp Im having crankshaft issues and oxygen sensors
Hi Marie: With regard to the code P1372 that was downloaded, there are many potential malfunctions that will cause P1372 to set in addition to the crankshaft position sensor itself being faulty. And, if the sensor itself is suspected as...
Question
My crown vic fuel pump doesnt come on all the time
The fuel pump is an electrically controlled device and consequently, if you suspect non operation or faulty operation, it is possible to find the fault if you request an electrical component diagnostic. As long as the malfunction exists (is not...
Question
Okay one day i did a burnout in my 2010 crown victoria, then i heard a loud noise. After my car wouldnt move at all. Is it my Rear
The noise and subsequent failure to move in gear could signify a major component failure in the drive axle, transmission, or differential. To determine the exact fault, please request a no movement in gear diagnostic. If you request that service,...
Question
my lincoln town car rear suspension is low what do i do
The vehicle height could be low due to an air compressor/control failure, break in an air line, faulty air spring, faulty level control sensor and other causes. These systems are fairly straightforward and thus if you request an air spring...
Question
Car was struck by lightning and won't start
Hello, thank you for writing in. Unfortunately, there is not a cut and dry answer for your problem. Lightning strikes are not created equal, nor is the damage they cause. You most likely have electrical issues, rather than something mechanically...
Question
I have a light look like a wrench what does dat means
The light is for a mechanical problem with the car and you would need to have the vehicle systems scanned to retrieve codes and the code will direct you to the failed problem.
Question
I just put a junkyard transmission in my truck when I pulled the dipstick out before starting it it doesn't register should the fl
You said your vehicle has a manual transmission but I think you meant to say automatic transmission. You should make sure your transmission is filled before you start it with one quart at a time until you see some indication...
Question
What is minimum thickness for rear brake discs on 2004 Cadillac SRX?
Hello, thank you for writing in. The minimum thickness for the brake rotor should be listed on the rotor itself towards the center beyond the braking surface. It will vary depending on what rotors have been installed on the vehicle....

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