Popular questions

Question
Why am I losing compression on cylinder #4 on my 2006 Mazda 6
Hi there. If you are feeling air pressure coming out of the engine in this area then you have a problem with warpage or a crack that is not seen. Once everything is put together and torqued then you should...
Question
Transmission problems, cannot reverse
Hello. It sounds like the transmission that was rebuilt and installed in your vehicle has failed. Start by having a mechanic take a closer look at the issue. A certified mobile mechanic from YourMechanic can inspect your transmission and shifting...
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Car won't start - Jeep Liberty
Hi there. From the description you have provided, I assume you have bypassed the ignition switch to determine that the battery and starter are good. If so, and if you are turning the key and only hearing a click, I...
Question
Is it ok to use castrol 5w30 full synthetic
To prevent potential engine damage, use only engine oil meeting BMW Long-Life rating LL-01 and of the correct viscosity according to your Owner's Manual. The following products "might" meet the BMW LL-01 specifications, however, you will have to check the...
Question
White smoke from exhaust
Hello. White smoke out of the exhaust usually means that there is coolant getting into the cylinder head, or engine block. The most common cause of this is a blown head gasket. This means that the head gasket that sits...
Question
Cruise Control feature doesn't work
The cruise control computer requires inputs from many different systems to function properly. The throttle body sensors, fuel injectors, and throttle plate are all contributors to the cruise control computer readings. If a fault is present in any of these...
Question
Anti-lock disabled message - 1989 Cadillac Allante
Most likely, this message is generated by a faulty wheel speed sensor, or fault in the brake fluid pressure pump assembly. These systems are tested each time you start your car, and a fault found in this process can disable...
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Auto headlight sensor is too sensitive - 2013 Dodge Ram 3500
Hello. The sun sensor is on the top of your dash and should be in clear view of the sky. If it is dirty, covered up, or you have tinted the windshield, then it may cause erratic operation. You could...
Question
I have a 2012 Chrysler 200 when first starting the car the battery light comes on but after I restart it it stays off for the day
Hi Quintina. Thanks for contacting us today. It's quite possible that some of one of the electrical connections or battery cables might be either loose or corroded, causing a poor electrical connection. It could also be a faulty crankshaft or...
Question
Why can't i fix O2 sensor problem
In many circumstances, the O2 sensors are not the only culprit of a lean fuel curve. In many cases, a clogged fuel injector nozzle can also trigger the most common OBD-II error code (P-2191) that indicates a lean condition exists....
Question
How do I use the Uconnect cancel command?
If you make a mistake while using Uconnect, or change your mind about what you want to be doing, you can use the cancel command. Just press the Uconnect phone button (which is placed on either the steering wheel, or...
Question
Weather warm engine starts no problem, morning won't start up no fuel smell, cranks only
Hello. Thanks for writing in about your 1995 Lincoln Continental. The symptoms you describe are a bit unusual, as it is most common for a vehicle to do the opposite, start easily when cold, and then have difficulty starting later...
Question
ESP Light and column electrical failures after a sharp turn.
That must have been one hard turn! The ESP light is for the Electronic Stability Program: a system built into your braking system to help prevent the car from going out of control in a sharp turn. You could have...
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high idle when hot and missfire all the time.
If you overheated the engine prior to replacing the head gasket you would need to have the head checked for cracks and get the surface refaced. If this has been done, then the problem may be that the cylinder block...
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Car squealing.
The pulleys on the engine or the tensioner is the cause. The belt could be bad also. I would recommend having a mechanic, like the certified ones at YourMechanic, come and check it out for you to see if this...
Question
RPM running high in neutral
High idle can be caused from several things. Your Saturn's extremely high idle is likely being caused by air leaking into the intake manifold. It's called a vacuum leak. This can be caused by a hose that has fallen off...
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I hear a growling sound coming from the front driver side. I believe it's the bearing. Should I consider repacking or replacing?
Hello, the noise you hear could be a front hub bearing. The hub bearing is serviced as a complete unit assembly. If you'd like, a certified Your Mechanic Technician can come to your location to inspect this noise. Please look...
Question
How Does Brake Fluid Work?
Brake fluid is a specialized type of hydraulic fluid whose properties are designed to provide pressure transfer to operate the brake while dissipating the heat developed during braking. Brake fluid is hygroscopic, which means it can absorb water, so it...
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low compression on number 5 cylinder
Low compression in a cylinder can be from different things. The piston and its rings, the valves leaking, a head gasket leaking, or a cam lobe worn. A broken spring for a valve may also be the problem. If you...
Question
Car struggles to start
If the car is struggling to start, the most common cause is the battery. If the battery voltage is low, not only would it cause starting issues, but it would not provide the proper voltage to all the car's traction...
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The alarm is going off at random.
Hey there. You may not be able to get a new remote for the system you have. This is considered an aftermarket alarm even though it was installed by a Ford dealer. Your only choices with the system is to...
Question
Car will not idle.
When dealing with an older vehicle such as this, the most common cause of a poor idle is a carburetor problem. Before condemning the carburetor, the engine should be inspected for any loose or leaking vacuum hoses. The ignition timing...
Question
Hi Jeffrey! A hose popped in my G37 and I saw blue coolant splash on everything under the hood.
Hi There, It sounds like you may have had a radiator hose burst resulting in the coolant leaking as you describe. This can happen when these hoses get old or develop cracks in them which causes them to become brittle...
Question
My tire blew on my 2016 Ford Fusion and theres a line or cord broken. Since than I noticed that my rear park aid, hill assist, and
If you are referring to an "electrical wire" breaking, then the answer is, "yes", a break in the wire could account for the malfunctions you have noted. If the damage is limited to just the wiring, a certified mechanic could...