Popular questions

Hi there. Tune-up is an outdated phrase that has no true meaning for today's vehicles. Today's vehicles have maintenance schedules that list what needs to be performed at time and mileage intervals. There are many resources available online that may...

Diagnostic Trouble Code P0420 has many, many potential causes including a damaged muffler or leaks in the muffler, damaged exhaust manifold or leaks in the exhaust manifold, damaged exhaust pipe or exhaust pipe leaks, misfiring in the engine, oil contamination...

Is the Check Engine Light on or could a fault code be stored in the computer? To see if there is a fault code stored in the computer without the presence of an illuminated Check Engine Light, the car will...

From what you've described, it sounds like you have a head gasket leaking into the engine cylinder and then out of the exhaust. I recommend having a compression test done to confirm this and see where exactly the leak is....

Thanks for writing in about your 2012 BMW 535xi. There are several potential causes for the car to pull in one direction. The pull you're feeling may just be due to the crown of the road. Other potential causes include...

The frame rails or unibody could have been damaged (bent, moved) in the accident, even slightly. If that happened, the points at which the control arms attach to the car (i.e., the bolt holes) could have shifted from their original...

Hello - check fluid levels first, especially power steering and transmission. Check for problem codes, whether the Check Engine light is illuminated or not. Most auto parts stores will do this for you for free on a "time-available" basis. The...

Hi Joel. Thanks for contacting us today. This is actually a service that we offer, where one of our mobile mechanics can come to your location and determine what has been damaged, what fluids were leaking and what repairs are...

The most likely cause of this issue would be a failed wheel speed sensor. This sensor usually comes as a unit with the hub assembly on these vehicles and is actually a common problem on many GM vehicles. The repair...

Hi there. The issue is the fuel pump relay is malfunctioning and causing the fuel pump to pump to much when it is not demanded. The knocking noise is the fuel going into the cylinders and hydrolocking the cylinders. I...

Hi there. Check the mass air flow sensor (MAF) and see if it got unplugged. When the oil change was done, most likely the air filter was checked and the MAF sensor was disturbed. Also, check all of the vacuum...

Proper tire care involves quite a few things. You need to check the tire pressure regularly. You need to inspect the tread for wear. You need to check for damage to the sidewalls. You also need to make sure the...

You may have a clutch problem. Try shifting it through gears with the engine off. If it will shift with engine off, but not go into any gears when it's running, that indicates a clutch rather than a transmission issue....

Hello. The symptoms you are describing can be caused by a few different things. If the same lights as before are no longer working then it may be possible that there is an issue with the instrument cluster that is...

If you now have a key that fits the door you will have to hook up all the wires back to normal. After this is done, disconnect the battery and wait at least ten minutes. With all of the doors...

Hi there. This video is actually pretty good to show you how to self diagnose this type of problem that is common with TDI's. I would recommend watching this video first, and if this doesn't resolve your problem - I...

If your radiator was leaking, there are good chances that your engine overheated. Not knowing the vehicle history on the frequency of oil changes can make it difficult to diagnose over the internet. Oil changes should be performed every 3,000...

For issues like this you should have the system computer scanned and have any codes diagnosed by a mechanic. The cost to have the problem properly diagnosed far out weighs throwing parts at the problem hoping to fix it. The...