Popular questions

Hi There, Generally, the check engine light comes on when something fairly serious is going on with the vehicle. This can happen for many different reasons such as a faulty mass air flow sensor, a faulty O2 sensor, a bad...

Hello there, thank you for asking about your 1999 Pontiac Grand Am. This car's engine is known to have a problem with engine speed sensors like the crankshaft and camshaft sensors. The fuel pump is also known to have issues...

The smell of gasoline in the coolant is a sure sign of an internal engine problem. It may be a bad head gasket or even a crack in the engine. This engine in particular is known for head gasket failures....

Usually in this scenario, the wheel drum should be remove and the brakes will need to be cleaned. The vehicle should be jacked up and placed on jack stands. The wheel drum should then be removed. Ensure that the emergency...

Hello. This is typically caused by a brake light switch problem. This is located on the brake pedal assembly and is a common failure. I always test them before replacing them, but most of the time these are bad and...

Hi there. I have forwarded your inquiry to our sales and service department, so they can look up your individual appointment and access the mechanics remarks and inspections completed. However, if you had an issue where the car shut off...

It is possible the valve lifters are starved of oil due to a failure in the rocker arm. There are reported cases where the rocker dowel pins shear off. A direct consequence of that is oil starvation as the oil...

Diagnosing throttle issues is very difficult to do without being on site to complete an exam. However, in some cases, this symptom is caused by a damaged or worn out throttle controller. Throttle Controller is the electronic version of what...

The blue smoke coming out of the exhaust is an indication that the motor is burning excessive oil. The Mazda 3 engines are known for this. When the valve seals become worn this can cause oil to seep into the...

There are many factors that influence the force that the brakes apply to the rotor and drums. The brake booster will multiply the brake applied pressure of your foot pushing on the pedal. If you think the pedal had to...

It sounds like a fuse may have blown for the throttle control. You should check and replace any blown fuses. The ABS light will come on with the battery light if the alternator is failing as the system voltage begins...

There are probably a few other devices that run off that same circuit. check your owner's manual and see what else there may be. If the fuse blows without you blowing the horn, then it is probably not the horn...

The anti-lock brake system uses sensors in the wheels and other inputs to help control the wheels from sliding, locking up, and to help control the car under certain driving conditions. Issues with the system could include these sensors, any...

You need to pull out the coil and check to see if there is oil in the spark plug hole, or on the plug wire boot. If there is, then replace the valve cover and spark plug boots after cleaning...

It sounds like the throttle cable has broke and needs to be replaced. I would have a certified technician come out and see if they can get it back on or, if it is in fact broken, have the throttle...

The starter relay is located under the driver side speaker in the dash, mounted to the firewall. It may be possible to remove the speaker and reach the relay. If you are not comfortable with the repair or would like...

Thanks for your interesting scientific question. Actually, sort of unexpectedly, as the research turned out the principal hazard to the public (i.e., you) from CO (as measured by both mortality and morbidity statistics) has turned out to be the chronic...

There are numerous potential causes for the symptoms you are having. The first thing that comes to mind is a vacuum leak (unmetered air allowing the engine). Vacuum leaks are noticeable at idle and not under load while accelerating. There...

A starter motor uses a lot of current and thus will cause a voltage drop at the battery. During the brief interval that a starter engages and runs, any other circuits that are also "on" could see the voltage drop...

You need to have some of the codes like the first three diagnosed using the proper pinpoint tests until a problem is found. You may have an electrical harness short or a cut that is causing all the codes. Only...

Ticking or knocking sounds typically come when the engine has been ran low on oil for a period of time or if the engine has had the wrong oil in it. I would recommend checking your oil level to ensure...

Unfortunately, there can be quite the variety of reasons why your 2007 Ford is making a clanking noise while turning. With such limited information it is very difficult to narrow down the possibilities to just one, however, a visual inspection...