Popular questions

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Can build pressure in front brakes
In order to properly bleed the ABS brakes on this vehicle you will need to have a scanner that can put the ABS into bleed mode. This will open the valves in the ABS brake modulator so you can bleed...
Question
A/C fan blows, but no cold air
Hello. Unfortunately there is not a switch for the seasons on this vehicle. If it is not blowing cold then it is usually an issue with low refrigerant. The system gets low due to a leak and the compressor will...
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Auto climate control
Even without having specified what model Mercedes, yes they do use in car temperature sensors. Your issue can be related to the in-car temperature sensor or the climate control unit itself. Since Mercedes climate control systems are known for their...
Question
We changed the temperature sensor because we broke it and now the check gauges light won't quit flashing, and the temperature gauge jumps to high
Assuming that your vehicle is not actually overheating, this leads me to believe that the replacement temperature sensor is faulty or incorrectly installed. It could also be a poor electrical connection at the temperature sensor. An open circuit would cause...
Question
Will not start
When your car fails to start, the first observation to make is if the starter is cranking over the engine or not. This is the actual sound of the car starting. Otherwise, if you hear a slow crank or no...
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Shaking while driving & sometimes while parked
Hello there, Many different faults can cause your 1999 Chrysler LHS to shake when the engine is running. The most common causes would be an engine mount, spark plugs, coil, low fuel pressure, vacuum leak, or exhaust leak. For the...
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Convertible top not going up or down
You are likely low on hydraulic fluid for your convertible top. A hydraulic system is used to move the convertible up and down. It is possible that there are leaks within the system. Even after repairing leaks, a factory scan...
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Motor mounts. Which mechanic is right?
If a motor mount diagnostic was performed and the mounts were confirmed to be faulty, the only safe repair strategy would have been to install dealer OEM motor mounts. If you use aftermarket parts in this application in essence you...
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Replace carb on my 79 Cadillac. I thought it came preset. The car cranks but only runs a few seconds than cuts off.
Rebuilt carburetors do, to some extent, come adjusted but the air fuel ratio and idle speed can be more finely tuned to the individual engine. In your circumstance, maybe the adjusting screws vibrated out of position during that first day...
Question
Battery light keep clicking on and off alternator has been changed got computer checked everything is working but light still comes on
Hello. If the alternator and computer have been replaced, then it may be possible that the light is being set off by another issue. If the issue appears to come and go intermittently, then it may be possible that the...
Question
Yukon--We have replaced the Throttle Position Sensor twice now and the engine light still comes on.
There could be a wiring issue in that area where the oil leak was. You did not mention the code number. You may have two concerns with the vehicle. The car jerking is related to the Check Engine Light being...
Question
How to reset limp mode on a 1997 Range Rover
It's difficult to say without knowing what the exact code is, but if you are dealing with an OBD II code, which is the universal system that started up in '96, It can be reset by any of the inexpensive...
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AC fan only works on high
This is a common problem when the A/C blower motor resistor goes out. This is an inexpensive part to replace and is found under the dash near the A/C blower motor. This resistor controls the speed of the blower fan....
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I have a 2007 Lexus es 350 about a month ago I covered check and blow out a tire on the front side driver side and now it makes a
You will need to have your vehicle put on an alignment machine to have the suspension checked to see what was bent. You may have bent the wheel, spindle, control arm and strut all need checked.
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Car cranks but won't start.
Hello. I would need to know what kind of Ford this is to know for sure what may be going on. Most of the time on these older Ford models the issue is fuel-related. It may be a result of...
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Car cut off, and will turn over but not fire.
This is a common sign of a lack of fuel supply to the intake manifold. This is usually caused by several things such as faulty fuel injectors, low fuel pressure (regulator) or not enough air supply. I would suggest having...
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Hi! I had a flat tire this morning and o am driving on my spare, the "low tire pressure sensor fault" light came on.
If you have used a tire pressure gauge to confirm that the pressure in each tire is at 32 PSI cold, you need not worry. If the spare tire is of the space saving type and thus has a higher...
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Revving problems
Hi there. This issue is typically caused by one of two issues. Either the throttle body blades are dirty and are sticking or the idle control valve is damaged and needs to be replaced. Before you purchase new parts, you...
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Coolant loss
Hello, the water pump gaskets can leak, with this mileage you would want to replace the coolant pump also. It would be best to have a certified mechanic look at the vehicle and determine exactly what is going on....
Question
Ignition switch won't turn
The first thing to try is to try and rock the steering wheel while turning the key to see if the steering is binding it. If this does not work then try another key if you have it. If none...
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No acceleration when in drive, but will drive after starting it over
It is not clear from your description if engine speed (RPM) increases normally but the car just won't move or if there is no increase in engine speed. In the case where engine speed increases, what you have is possibly...
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Car will not crank. Has good batt and good starter. The shift indicated position and all fuses have been checked.
Hi there, thanks for writing in. I'd be happy to offer my insight. The codes for lost communication may have a lot to do with your no crank problem. The lost communication may be due to a loose connection or...
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My Enclave has 160 K miles on it and It's time for a new serpentine belt.The car has a thumping sound when I drive it.i turned the
The fact that this sound disappears suggests that it could be potentially a loose motor mount depending on how severe the thumping sound is. If the serpentine belt has not yet been replaced with 160,000 miles on it, it is...