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My 2002 Ford Expedition is running too lean with misfires.
Hello. It sounds like you may have a few issues going on here. I usually start by checking the codes in the computer myself. This will give me a good idea of what my be going on and what cylinders...
Question
Has reverse, but no drive after sitting for months and was working before being parked.
A cause of this can be a stuck manual valve in the valve body. You can check to see if the shift linkage actually moves to the drive position when commanded. If it does, there is a hydraulic fault in...
Question
Overheating when driving
Thermostats can only be installed in one orientation. Unless the thermostat that was installed is the wrong one, or was defective out of the box, the thermostat is probably not the cause of the issue. Inasmuch as the overheating is...
Question
Car is overheating everytime i drive it for about 15-20 minz
Hello there, many faults will cause your 2004 Cadillac SRX to overheat after driving for 15-20 minutes. When head gaskets fail the most common signs are the coolant level dropping without visible leaks, white smoke from the tail pipe, and...
Question
Why does my 2005 Ford Crown Victoria start fine but it has no power.
Hello. This can be caused by quite a few different things. Most of the time it is caused by something like a dirty fuel filter, a failing air flow sensor, or possibly a bad catalytic converter. I usually scan the...
Question
Intake
The Lincoln Mark VIII has the same engine as the Mustang Mach 1. Taking this into consideration, I would recommend looking for a turbo kit that fits the Mustang Mach 1 as it should fit your vehicle as well. The...
Question
Tapping sound
Hello there, many components will cause a tapping noise with your 2003 Cadillac DeVille. The most common cause of a tapping noise is the fuel injectors. Injectors tap when they open and close and this is a normal operation. If...
Question
How much to replace with regular shocks
Your vehicle already does have regular rear shocks in the suspension. You do have air bags instead of rear springs. If you replace the rear air springs and replace them with regular suspension springs then this is considered a vehicle...
Question
oil pressure light came on shut engine I add pint of oil no light yet
If the oil level is low, oil should be added until the level reaches the full mark on the oil dipstick (no higher though). Adding oil to the full line on the dipstick will give you a safety margin just...
Question
I scan the car and this two codes comes out P2106 and P2135 and i will like to know what can i do if i have to replace all the par
The two codes P2106 and P2135 are listed in a technical bulletin from Ford number 05-14-4. The bulletin calls for replacing the throttle position sensor and reprogramming the engine computer to a later calibration using the WDS scanner or equal....
Question
Enabling the park aid
The park assist feature on your vehicle is actuated by putting the gear shift into reverse. It is comprised of a speaker, the sensors, and the park assist module. The module will call for an alert sound when there is...
Question
Car won't turn over
The battery should be load tested by a professional. Load testing can only be reliably performed on a fully charged battery. If the battery passes a load test be sure it is NOT a marginal pass in which case you...
Question
Car is tapping
Occasionally, belt driven accessories are the source of noise so you can try to isolate all belt driven components by removing the serpentine belt and briefly run the engine. If the noise remains, a common source of tapping is the...
Question
Ac vents not blowing
If your system is vacuum operated you should see hard plastic black colored lines and there should be a visible line through the firewall. If no such lines are visible, your system is electronically controlled. If vacuum operated, you can...
Question
Differential makes a whining noise when ever the car is moving (accelerate or decelerate)
You should have the vehicle road tested by a mechanic like one from YourMechanic to see if the noise is inside the differential or in one of the axle hub bearings. The vehicle may have to be run on a...
Question
Runs rough and misfires
Hello. The trigger system that your codes may be referring to could be the crankshaft or camshaft position sensors. Many engine management systems use these signals as a trigger point for their ignition systems. It could be possible that there...
Question
Hi my Mercedes Benz gl450 2007 airmatic leans a bit more on the driver side left front and a bit front the rear.
Hi there. Check the plumbing to the air shocks system on the driver side and see if there is a leak. You may have to spray the lines down with water and soap to see the leaks as the mixture...
Question
Right tire making thumping sound when turning right. 1999 Ford Expedition
Hi - your symptoms suggest that the right front tire may have a tread separation problem, on the inside of the tire. It will probably require jacking up the right front corner of the vehicle, then spinning the tire by...
Question
Acceleration hesitation
Hello, There are a number of things that may cause the car to hesitate when accelerating such as low fuel pressure, a dirty or faulty mass air flow sensor, clogged or dirty fuel injectors, a faulty throttle position sensor or...
Question
Window glue on track
Much of the door, from the interior side, has to be disassembled to diagnose and repair the failure you are describing. The cause should be determined so that the fault is not repeated. The appropriate service to request is window...

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