Popular questions

Question
When backing my Toyota Camry up it makes a noise
There are a number of things that could make an engine noisy. Depending on the specific type of sound you are referring to, this will determine how to properly diagnose. If there is a bit of a hissing sound, this...
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Jeep starts fine but then won’t move. Only rev. Only happens when it sits overnight. I have a Jeep Wrangler, 112000 miles
Hi Meagan. Thanks for contacting us today. Usually when you can shift into reverse, but the car will not go forward in drive, then it's caused by a damaged shift solenoid or internal transmission problems. An obstruction of debris inside...
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Steering wheel hard to turn after alternator replacement
Have the system scanned to see what is causing the light to turn on first. The low voltage conditions might have caused the problem and would need diagnosis of the code to fix the issue. Your power steering pump may...
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My clutch pedal is extremely "light" and gears won't go in.
There are a few possibilities; you either have a problem with the hydraulics, a mechanical problem with the clutch, or a transmission fluid leak. Hydraulics: When you push down the clutch pedal, the clutch master cylinder (CMC) uses...
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Key and ignition locked. Anti theft car alarm went off trying to start the car
Hello. From what you describe it would appear that your vehicle's anti theft system may be having issues. If the light is staying on then that is a sign that the system is active and immobilizing the vehicle. If only...
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Anti-theft ignition issue (won't start) 2008 Ford Escape
Hi - Ford ignition switches of this vintage have a chronic problem of failing in this manner. The "center button" connection between the key tumbler and ignition switch wears, and the ignition switch is not moved adequately to complete the...
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My key is stuck in the ignition // GMC Envoy
The ignition key release is electronically actuated in your car, via a switch. If the battery is missing or discharged, the switch will stay in the closed position which is interpreted as "not in Park". Consequently, you cannot remove the...
Question
Screen on the dash goes black randomly
I hate to be the stereotypical dealer mechanic, but the issue may be “normal.” According to the GMC bulletin PIC6106, the display screen may reset during high load situations. This is considered normal and will most commonly happen during a...
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Canister purge valve issue. What will happen if I don't fix it right away?
Hey there. The main issue with not repairing the EVAP system is that of passing an emissions test as required in most states. Anytime this system is not working properly, your car will not pass an emissions test. The...
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My front wheels are locked when I switched to four wheel drive.
If your transfer case can switch from 2 HI, 4 Hi, and 4 LOW, then there is nothing wrong with the transfer case. There seems to be an issue with the front locking solenoid and it may be stuck in...
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After hitting a deer, pink fluid rushed out from under my car. The engine is overheating now. What is the problem?
Depending on the amount of damage from the deer, you may need to get a mechanic to check and evaluate the damages to your Jeep. The pink fluid is most likely engine coolant that has leaked from the radiator...
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How does my truck “know” if there is a passenger sitting in the passenger seat?
There are two sensors that are used to determine if there is a passenger currently seated and buckled in. One sensor is in the seat itself -- to sense when there is adequate pressure on the seat. The other sensor...
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What do the error messages mean when playing a USB device?
Your car’s audio system can display a number of different error messages when something goes wrong while playing files or connecting to your USB flash memory device. Below, you’ll find a brief summary of these. USB Error: This means...
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Service park assist is displaying on dash
Hello, and thank you for writing in. Your vehicle is equipped with the Park Assist feature which will help you park in difficult situations. When the computer system detects there is an issue, the warning light illuminates to let you...
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2008 Ford Focus, won't go in reverse.
Hi, thanks for writing in. I'd be happy to help. You may have a reverse clutch band is not getting actuated or is slipping. I suggest you have the transmission pressures checked by a transmission mechanic to see if the...
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Dash showing "Check Brake System" and "Service Advance Trac" after trouble code deleted.
You can try to do a battery reset to see if it helps but I would think that you will need to have a scanner that can access the ABS and traction control system so you can see why the...
Question
WHITE SMOKE COMING FROM ENGINE BUT NOT OVERHEATING
Hi there. If smoke is coming from the back of the engine, it's possible that you have a small coolant leak, oil leak or even windshield wiper fluid leak. Smoke can also come from an electrical system malfunction, serpentine or...
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How difficult is it to replace a valve lifter and/or is it something worth taking to a mechanic?
Hello, thanks for writing in. Having lifters and valves replaced is best left to the professionals. Many times this can involve removing the cylinder head from the engine which will have an affect on the timing. Special procedures need to...
Question
Transmission problem after alternator replacement
Hi there. Why was the alternator replaced? Was the battery tested with a digital tester that provides current voltage, cold cranking amps, and state of health? If not, I suggest having that battery tested. A bad cell inside the battery...
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How do I flush stop leak out of engine/radiator?
If somebody has put 'stop leak' inside the radiator, it will flow through the entire coolant system and has possibly created an obstruction in the heater core or other cooling system component. If you flush the system, it's possible the...
Question
Where are the cam sensors located on 2009 Nissan Maxima vq35de engine? 2009 Nissan Maxima
Hello - the cam position sensors for this engine (2) are each located near the passenger side end of the cylinder head for each cylinder bank. The engine cover must be removed to access them, and the factory sensors have...
Question
Can I drive a car that is misfiring to the mechanic to get it fixed or do I need to have it towed in?
Unfortunately, if the engine is actively misfiring, unburned gas from the misfiring cylinder(s) ends up in the catalytic converter. Basically, once that gas is dumped there, as a vapor of course, it eventually "lights off" in the converter (gas, of...
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Why does a crackling , popping sound come from my vents when I turn on the account or heat .
When you command air conditioning or heat there are mode doors that direct the airflow to the requested place. Positions are floor, windshield, vent /floor, and defrost/floor. The doors move in a housing that has a tight fit. These doors...
Question
Woobing noise, change as the speed changes
This is almost certainly tire-related. The fact that the sound correlates to the speed is a dead giveaway. The only other sound that correlates to speed like you describe would be like a rubbing brake pad or something, but that...
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I have a 2010 Hyundai Elantra. How often do you recommend the changing of the timimg belt?
The tensioner and the timing belt should be replaced every 60,000 miles. This is an "interference" engine application which means that if the timing belt were to break when the engine is operating, the valves could interfere with the pistons...