Popular questions

Question
fuel injection service was done by a mechanic and I smell a chemical in my garage.
Hi there. Sounds like the mechanic used a chemical that includes washer cleaner that helps clean out the fuel injectors. This can burn, but it is very toxic. I recommend venting the garage while the fuel is being burned until...
Question
After releasing gas pedal, car continues to accelerate
Hey there. From your description, it sounds like the throttle body became stuck. Since this vehicle does not have a throttle cable, it is possible that a sensor malfunctioned and caused the throttle to stay on. These vehicles have been...
Question
2013 ford fusion with no start button is not turning on no key detected
Hi There, If the key fob is not working, it is likely that the vehicle is not recognizing the key, which will result in the car not starting as you have indicated. This is done as a security measure which...
Question
Getting Red Lighting Bolt Warning Light and Check Engine Light
Hi there. Assuming the Check Engine Light and red lightning bolt were on before your vehicle experienced the no start condition. This would indicate a malfunction in the electronic throttle control system. The computer has recognized the fault and stored...
Question
Car headlights randomly turning on and flashing while car is off.
Hi there. Check all of the vehicle grounds to the lighting circuits and the ignition circuits. Make sure that the grounds are cleaned and tightened. A loose ground will cause circuits to malfunction and not work correctly. If you need...
Question
What kind of oil should I use?
If you have the 2.0-liter EcoBoost engine, you should use SAE 5W-30 or equivalent oil. If you have the 3.5-liter V6 engine, you should use SAE 5W-20 or equivalent oil.
Question
When heat is on outside air, exhaust smell. Not when circulating air. Worse when standing behind other cars.
Hello, thank you for writing in. The vehicle is designed to pull in the air in from around the vehicle to use in heating the air. When on that setting, the engine is pulling in exhaust fumes. This means that...
Question
My car was in a crash, and now the shifter won't come out of drive
I'm not clear on where the car was damaged or if the damage was repaired, but it is possible that the shift cable was damaged if the car was hit in the right spot. The other possibility is that there...
Question
Loud noise from engine plus vibrations & shaking
Hello. The excessive vibration may be due to a faulty motor or transmission mount. The vibration likely can be coming from  the braking system as well. Warped rotors commonly cause such vibrations when stopping.  The loud noise coming from the...
Question
I have a Nissan Sentra and my car just suddenly won't crank. I had the starter removed and checked, which turned out to be fine.
Hello, thanks for writing in. If your vehicle will not start and you are hearing clicking noises then the first thing I would do is check the starter relay, which is different from the starter. It is not uncommon for...
Question
Smoke is coming from steering wheel column and there is a burning smell, loud noise from engine.
This sounds like there are two different problems, but the "something's burning" problem is critical. There is obviously an electrical short somewhere inside the steering column that has already done damage, and could lead to a sudden shutoff in traffic,...
Question
The car's back rear wheel is bent as if it were hit in the back, which it was. Is the control arm damaged?
If the control arm is bent, almost certainly the wheel will be bent first, not the other way around. If you jack up the rear, block the other wheels to be sure the car can't shift or roll, put the...
Question
The pipe that goes from my catalytic converter and connects to my mufflers is rusted off. What is that pipe called ?
Hello, the pipe between the catalytic convertor and muffler is called an intermediate pipe. You may need to replace the mufflers if that connection is also rusted. If you'd like, a certified Your Mechanic Technician can come to your location...
Question
it makes a loud humming noise when you run the ac
The noise is most likely coming from the A/C blower motor in the dashboard. The blower may have excessive build up of dust collecting on the fins or has sucked something into the blower causing an imbalance to it. I...
Question
I changed my map sensor and my car is still idling rough and stalls at a stop light. The acceleration is better and the engine lig
Hi there. Sometimes a problem with a MAP sensor is masking other issues that might have existed the entire time. In most cases, when a car is slow to accelerate, it is caused by clogged fuel injectors, dirty throttle body...
Question
Engine rattles when I I turn on my engine for the first time in the morning. It seems like it only does it when it's cold
Hello. Most likely, the noise you describe is coming from one or both of the camshaft phasers on your engine. These devices which are operated by engine oil pressure, vary camshaft timing (relative to the crankshaft), enhancing engine performance and...
Question
So hard to fill the tank, gas pump always shuts off
The click noise you are hearing is the fuel backing up in the fill tube and causing the pump handle to turn off as a safety precaution to keep fuel from coming out and spilling or getting you covered in...
Question
How do I read the odometer?
The odometer is located on your instrument panel, between the speedometer and tachometer. The odometer tells you how many miles the vehicle has been driven in its life. You cannot reset the odometer.
Question
What type of gas should I use in a 2012 Ford Fusion?
Like most other cars on the market, yours is designed to use unleaded gasoline. However, not all types of gas are the same. Ford recommends that you use nothing lower than 87 octane gasoline. If your car is rated as...
Question
How do I change the keyless lock acknowledgement?
Your vehicle has a system for confirming when you have locked or unlocked your vehicle with the keyless remote. When the Lock or UNLock button is pressed once, the car’s exterior head lights will flash to confirm the action. When...
Question
How do I reset the trip odometers?
The trip odometers are designed to be reset, so that you can track the exact distance of any trip or combination of trips. To reset a trip odometer, first press the Trip switch until the odometer you wish to reset...
Question
Could the evap system cause the vehicle to run lean and have hard start up ? I have evap code and lean in both banks
When you are getting lean codes and codes to all the O2 sensors then this is caused by either a MAF sensor or the intake has vacuum leaks in the tube between MAF and throttle body or in PCV system....
Question
How do you use cruise control?
Your car is equipped with cruise control – a system that allows you to set a specific speed for the car. Once it’s set, you can take your foot off the gas and the car will maintain that speed. This...
Question
My car won't let me drive passed 2500 rpm. And I have no idea why it is doing that when I recently bought it.
The reason it will not go over 2500 rpm is because the computer is in limp mode. This mode is for when the computer has a failure in it. Limp mode will trigger if there is an issue with one...
Question
Squeaking noise comes from wheels as it spins.
If the noise does not exist with the vehicle stopped (i.e., due to engine noise), then it is likely due to wheel bearings or the brakes. If brake related, unfortunately these sorts of noises can be related to the use...