Popular questions

There is a Save Battery Warning that tells you when your battery is reaching the end of its life or if there is something wrong. If the light ever comes on while driving, there are precautions to take. To understand...

Buenos Dias: There are multiple issues that could be causing the problem in your 2007 Toyota Corolla. Usually the engine stumbling you're referring to is caused by fuel injectors that have become clogged or dirty. This is known as a...

Hello there, thank you for asking about your 1986 GMC S15. You don't say whether you have an automatic or manual transmission, so I'm not sure how to help you with your shifting concern. As far as the engine performance...

An overall test of your air conditioning system would be helpful it sounds like the either the compressor isn't cycling refrigerant for some reason probably a leak in the system somewhere, a certified mechanic would be able to find the...

Hi there. If your transmission oil is black or burned and the transmission will not go into reverse, then the reverse input clutch is burned and slipping. There is nothing wrong with the flex plate as it would effect all...

If your transfer case does not have a shift solenoid, then the Throttle Valve cable could be installed incorrectly making a clicking sound. This will only occur when the engine is running and the vehicle is in motion. Most likely,...

It could be that you bought a bad alternator. There are a lot of companies that are rebuilding them that don't do a consistently good job. But if you bought your alternator from Honda it should be OK. The alternator...

Hello there. This type of fault is not uncommon. There are a few different faults that would cause this on your 2000 Cadillac Catera, but since the engine runs properly the fault most likely lies with the transmission in some...

Hello I believe you are referring to the variable valve timing or camshaft position actuator/solenoid, which varies the camshaft timing relative to the crankshaft position. This feature enhances engine performance, mileage, and lowers emissions. If you are able to get...

Did you clean the carbon out of the rest the throttle body? I know these engines well. I suggest taking the throttle body off, removing the IAC (idle air control valve), TPS (throttle position sensor), and all other sensors. Soak...

The traction control (TC) service light signifies that diagnostic trouble codes have been set. Those trouble codes should be downloaded and evaluated in a TC diagnostic. Although the TC trouble codes would be immediately downloaded in a diagnostic, the mechanic's...

It is possible that one or two of them were just bad as a new part as most alternators are remanufactured rather than brand new. I would also double check the workmanship performed on the vehicle. If you have the...

Be sure all sensor elements are clean and unobstructed. According to surveying carried out by "Consumer Reports", the Ford system is among the more reliable in the industry so, based on your description, the accident avoidance system is malfunctioning. The...

Hi there. Usually there are some good videos on YouTube.com that show how to complete this step, but after searching; I've not found any for your particular vehicle. Typically, the owner manual inside your glove box will give you detailed...

Hello and thank you for contacting YourMechanic. The knocking sound is coming from the flex plate in the back of the engine. The flex plate is what drives the torque converter to the transmission. The flex plate is probably cracked...

Child restraint systems are very important safety features for young children and infants, and can be easily installed in one of the rear seats of your vehicle. Since each child restraint system is different, follow the instructions provided by the...

This could be caused by a faulty power steering cooling fan. The Mini's have an electrically controlled fan that will de-activate power assist if the fluid temperature exceeds a programmed standard to prevent damage to the power steering system. These...

Hi there. That squealing noise that stops when you apply the brakes will turn into a grinding noise eventually. That is the wear indicator to let you know that the brake pads are worn to the point of needing replacement....

Hi, if the wiring is damaged then the computer won't be able to communicate with the lock cylinder correctly and cause it to lock up. You should have a certified technician, such as one from YourMechanic, inspect the wiring from...

To me, they are over-engineered, gigantic money pits. They cost a fortune to fix as they age. That's the truth. If you really like Audi's and want to buy one, then I would opt to lease it. If you...

From the information provided on your Chevy Camero, it appears that you need to adjust the Throttle Valve (TV) cable. This TV cable on your Chevy Camaro controls hydraulic line pressure, the shift points, the shift feel and throttle downshifts....

Manual transmissions are directly geared and so a fault in the transmission itself will not cause "fluctuations" in engine RPM. However, a malfunctioning clutch pressure plate and/or contaminated clutch friction material could be a cause of RPM excursions. Fluctuating engine...

Hello, thank you for writing in. You have covered the basics. You know the brake lights work, but they are not getting the power they should have under all circumstances. The most direct way, at this point, to find the...

Hello, thank you for writing in. From what you describe it would appear that your vehicle may be experiencing some sort of electrical issue. The check engine light, as well as a few other lights, should all light up when...