Popular questions

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Check engine on knocking engine milky cap but not in oil change loud knocking noise while driving and cold start up
Coolant leaks can be external or internal. If the coolant is leaking internally into the cylinders or crankcase, that will require a fairly significant repair. If the coolant is leaking externally, unless the leak is at the head gasket or...
Question
Shut down while driving
Hello, thank you for writing in. It certainly sounds like the vehicle is losing electrical power, which is an almost definite sign that the alternator has failed. It is solely responsible for providing electrical power to the vehicle while driving....
Question
Truck cranks but won't start
Hello. If this happened right after replacing the battery terminal, then you may have a security system issue or a problem with the crank position sensor. Most of the time when you have a loss of voltage, the security system...
Question
Truck died and will not restart.
Hello, The first thing to check is all the fuses to make sure they are seated. There will be be more information needed to understand why the truck is not restarting. If it cranks and won't start, a scanner will...
Question
Not starting, battery drains
The alternator may test good but may be cause of draw on battery. You will need to have the battery draw isolated by checking the circuits until the draw is found. This can only be done by isolating circuits. I...
Question
Brakes feel loose
Hi. If by loose you mean a low pedal, you might have a hydraulic leak. The hydraulic system on your brakes is a sealed system. If you develop a leak, the pedal can go to the floor. Leaks can be...
Question
Extended warranty worth it on 2017 Land Rover Evoque? 3yr left of full warranty. Extending for 2 more years = $3000. worth it?
Hi Jennifer. Thanks for writing in today. When it comes to extended warranties, it really is a hit or miss proposition. If you are going to be driving your vehicle frequently - especially in city stop and go driving, then...
Question
How do I adjust the rearview mirror?
The rearview mirror is an important safety feature that provides you with visibility out your rear window. Before driving, you should always adjust your rearview mirror so that you have maximum visibility. To adjust the mirror, manually move it up,...
Question
Used part cooling clutch
Used parts are sometimes acceptable; you just have to be careful and appreciate the risks. For it to be worthwhile be sure the discount is substantial. As a rough approximation, a used part would have to be no more than...
Question
my truck has no bus and i changed the crankshaft senser already?
Confirm that the engine immobilizer system (security system) is not activated thus preventing the car from starting. If the immobilizer system is on, you may see a security warning light. If the warning light is on, to temporarily override the...
Question
So had a mechanic work in my vehicle and the threads in the crankshaft was stripped, would i need a new crankshaft or can someone
Hi There, Depending on how badly the threads are stripped, they may be repairable with a Heli Coil, however this would have to be evaluated on a case by case basis as this does not wok for all situations and...
Question
I hit a curb going about 20-30 mph while turning and got a flat tire. While getting ready to change the flat and put a doughnut on
Hi There, It may be difficult to tell what the light colored fluid could be as there are a number of fluids in the vehicle that serve various purposes. It may be likely that the light colored fluid may be...
Question
Car overheats only at low speed
Hello. It is possible that the water pump is not pumping properly or that the radiator has a partial clog which is causing the car to overheat at low speeds. Have a certified technician, like one from YourMechanic, complete an...
Question
Car losing gas mileage and not much power
Hello there, thank you for asking about your 1989 Buick Reatta. Vehicles lose both mileage and power over time - especially after 27 years! The only way to combat this is by keeping up on your maintenance and repairs. A...
Question
High speed acceleration issue
Yes, you do have an old truck, but that doesn't mean it can't run well. If you noticed this problem about the time you replaced the catalyst, it could be that the replacement catalyst is not large enough to breathe...
Question
Engine mount
Hello. A broken or worn engine mount will cause the engine to vibrate excessively. You may also hear a loud bang when the car shifts gears. A certified technician, like one from YourMechanic, should inspect the engine mount in order...
Question
no check engine light on, but code reader shows Poo1 code, is this a problem
The code P001 is not a good code for your vehicle and it should be cleared. Your fuel mileage of 14.8 may be due to the hot summer weather. Different fuels are made in the summer and they may change...
Question
Early 6.7Ls..Do they really have Turbo problems?
This is a question that will vary widely depending on who you ask and is often times subject to bias. With that being said, however there are some commonly known problems (as with any new model car or truck) that...
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My 2009 Cadillac cts starts and drives maybe like a mile before my wheel locks and car shut off....and now it has completely shut
Hi There, Depending on whether or not the vehicle will turn over will determine what the next step should be. If the engine does not turn over, I would recommend checking all connections related to the battery and check to...
Question
Car vibrates; clanking noise
It sounds like you may have more than one issue with your car. The vibrating sounds like a wheel bearing and the clanking noise sounds like you might have a ball joint or a tie rod end that is worn...
Question
P0121 02 vw beetle
You will need to have codes cleared and then the system tested again to see if it runs good or codes return. If the problem is still there then monitor data for the AAP1 and AAP2 on scanner to see...
Question
Check Engine code P128
Claimed by Jay Safford
Question
Fuel gauge always reads Full tank
Hello. There is a fuel level gauge on the fuel pump and it reads the amount of gas that is in the fuel tank. It sounds like this gauge has broken on your fuel pump. The gauge cannot be repaired...
Question
Vibration over 65mph
The balance does not start until you are above 65 mph is going to be an imbalance in the tires and rims. The fact that you say you bent the rims and are still using the same tires and rims...