Popular questions

Question
Why would my Nissan Maxima make loud humming noise when I accelerate up 55mph but noise stops or gets softer at 60mph.
It sounds like you may also need to change the right front bearing as well. Bearing damage usually happens slowly over the course of days or weeks or maybe even months. You may notice the noise getting louder and louder...
Question
Resetting the PATS (Passive Anti Theft System)
The passive anti-thief system (PATS) is programmed to work with your keys from the factory. Only a dealer with special programming tools and codes can reprogram the system to your key again. If you have one key that is programmed...
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I heard a ticking sound when I accelerate and my engine light blinks for few seconds the just stays on. What could be the cause of
Your vehicle may be experiencing engine misfires. Multiple misfires can cause the noise you are describing and if the misfires happen long enough, the check engine light will start to blink to warn of catalyst damage. Typical causes are the...
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My headlights flicker when I drive.
There are several factors that can cause headlights to flicker while driving. The more common problems could be related to the headlight bulbs themselves, a weak battery, or even the alternator starting to fail. If those items are fine,...
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Hello, i own a bmw 335i n55, AT, recently i replaced the sparkplugs and one coil. Since then i have the code P112f. When start up
This code indicates a manifold absolute pressure to throttle valve angle discrepancy. This means that there is some confusion between the mass airflow sensor, the throttle position sensor, and the manifold absolute pressure sensor. It is possible that one of...
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What brand of oil is recommended for my Chrysler 200?
There is no particular brand that is recommended. I have never seen any vehicle recommend any oil other than Mobile one. You should use only recommended weight oils and this vehicle is recommended to use 0w20 unless you see a...
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Is it okay to add conventional motor oil to synthetic oil in the car already?
Hi there. Mixing oils of conventional and synthetic types will not cause any problems at all as long as you are using the correct weight oils for the engine. Mixing the oil is better than running the engine low on...
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Are Low-Profile Tires More Likely To Blow Out Or Puncture?
Installing larger diameter wheels on your vehicle can drastically change the way that it looks and performs. They are becoming more popular and available for just about every vehicle. To offset the size of the wheel, the tire size will...
Question
2011 ford escape gear shift wont more from park to drive from time to time.
Hi there. The interlock solenoid in the shifter housing is not working and is causing the shifter to stay locked in the park position. This solenoid works with the brake switch. Check the brake switch and see if there is...
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Acts like its going to stall during idle, sometimes hesitates to go
It sounds like you have a vacuum leak or intake air leak in the hose from the mass air sensor and the throttle body. If the tube has a crack in it somewhere, it will run rough and when you...
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Misfires on cylinder 3
Hello. Instead of only replacing the coils between cylinders 2 and 3, I think you should replace all of the coils with new coils, if you haven’t done so yet. The results of your compression test show that you have...
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When the engine is placed under load it backfires and dies.
This may be a sign of a faulty MAP sensor as the vehicle responds adversely to a load put on the motor (i.e. putting it in gear, making turns (which makes use of the power steering pressure switch) turning on...
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Door lock switch or actuator failure?
The only way to know exactly what is going on with your door locks is with a diagnosis. This should be done with a test light and a wiring diagram. Since the door locks failed in a progression of one...
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I have a 2004 gmc yukon , when i turn on right turning signal the high beam comes on?
Generally this is something caused by the flasher relay going bad or potentially, the turn signal switch in the steering column. The flasher relay is a small relay that allows the lights to flash based upon current flow and a...
Question
Windshield wipers move slow and get stuck
A few different items can cause the windshield wipers to work slow. The most common causes are the windshield motor beginning to fail, poor electrical connection at the windshield motor, or high resistance at the wiper motor. A qualified technician...
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Diagnostics show the EGR and idle air control valve - what does this mean?
The idle air control valve is a unit that monitors the air intake into the engine as it is mixed with fuel prior to entering the motor. When this is not working properly, this will cause an imbalance in the...
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After stopping front tires spin at low acceleration.
It is normal for the front wheels to spin in slick conditions. There are a few things that can contribute to this occurring more easily though. Tires with low tread would be the biggest contributor to such a problem. The...
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Throttle body flooding out continuously flow of gas could it be the egr valve
Hi there. It is possible that an EGR valve problem could cause the fuel system to run rich, but typically not cause fuel to leak. This is most likely a throttle body component failure, a fuel line leak or a...
Question
Flashing lights after battery reattachment
The issue is the alarm system (security) is tripped on your vehicle. Try turning the key to the 'ON' position and locking and unlocking the doors with the key fob remote, that is if your vehicle has a remote. This...
Question
Code P0011 problems
Hi there. P0011 is the OBD-II generic code indicating the engine control module (ECM) has determined that the bank 1 intake camshaft is more advanced than what the ECM has commanded it be. This over-advanced condition could be during advancing...
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Master cylinder losing fluid and I can't find leak.
It is possible that your brake fluid could be leaking into the power brake booster. This is the big round container that the master cylinder is bolted to. The brake booster operates off of the vacuum created by the engine...
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my nissan juke will not accelerate over 2mph, when i turned the car off and back on it started working again.
Hi Jenny. Thanks for contacting us today. Sometimes when it gets extremely cold outside, electrically controlled systems can have difficulty working. So, it's possible that your throttle control module might be the root issue. However, there are other mechanical causes...
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Car won't pass inspection due to various issues with shocks, strut, coil springs. Is it better to get both sides done or only one?
Hi there: Anytime front end components are faulty, they should ALWAYS be replaced in pairs. Example; if you've got a bad driver side strut, the passenger side needs to be replaced as well. The reason for this is safety; and...
Question
how a code p2181 but the temp is normal
Hi there. The code, P2181, stands for Cooling System Performance. This code is meant to give a certified mechanic a starting point to begin their investigation for car problems. In most cases, the code is triggered due to either overheating...
Question
Infiniti Q50 2015 maintenance other alert meaning?
Hello, thank you for writing in. These particular warning lights are preset by someone to remind you that there is some form of maintenance that needs to be done. The intervals are set to alert you after a certain number...