Popular questions

Question
Damage to car after hitting curb.
Its likely that something is bent and should be checked on an alignment rack by a certified mechanic. Another likely possibility would be a plastic splash guard that came loose in the incident. Have this problem inspected and diagnosed for...
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Changed alternator in my 2013 Dodge Journey but engine light on and red flashing bolt. Auto zone said battery is good. Whats wrong
Hi there. It's quite possible that the alternator and battery are ok, but one of the voltage regulator, battery or alternator cables is the source of your problem. The best way to know for certain is to have a professional...
Question
I feel a bit of hesitation when slowly rolling forward, but not when accelerating quickly.
Hello, thank you for writing in. The vehicle could be hesitating for several different reasons. The first thing to check would be the air intake system. This would include the air filter and air intake sensors. The sensors are best...
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My Car Isn't Getting Spark. I've Changed The Fuel Pump, Spark Plugs, Wires, Cap And Rotor
Hi there. I've encountered this situation multiple times. A no spark condition on this vehicle can be caused by a few different things, including the crank position sensor, the cam position sensor, the ECM, the coil, a fuse, and a...
Question
The car is misfiring and not picking speed
Engine misfires can be caused by many different problems and are generally caused by either a spark or fuel issue or in some cases, a combination of both. Spark related problems generally will result from things like ignition coils, crankshaft...
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Misfire on my engine and I am getting an injector code 27. (OBD1)
Hi there. The injector output driver is not responding properly to the control signal. Check the wiring from the computer to the injector driver. If the noid light is flashing erratically, then the controller (computer) is not functioning correctly. You...
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MAP sensor.
No. The MAP sensor is more than a sensor inside the case, as it contains circuitry that may alter the output voltage as specified by manufacturer needs. If you need help getting the correct part, YourMechanic can source and replace...
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2006 RR 4.4l got a P0628 fuel pump low voltage, both relays are good both fuses are good no voltage to signal relay to close and r
If the relay is not being powered, trace the circuit backward to the power source using the factory wiring diagram. You will find the interruption, or the faulty control module, if applicable, using that strategy. A similar procedure has to...
Question
2003 Honda CRV: Do I really need a new serpentine belt and aftermarket AC compressor?
Hi and thank you for contacting YourMechanic. There is no reason that the only way to replace the serpentine belt is to replace the compressor also - don't buy that! Now, if by chance the mechanic who is no longer...
Question
Power steering and overheating
Hi There, This may be related to a failing power steering pump or low power steering fluid levels. As you may know, the power steering system uses a pump, normally driven by a belt. The pump supplies pressure as it...
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61 ford Galaxie with 390. Low rpm, car backfires no power and stalls. Fine at freeway speeds.
Backfiring is often caused by a too lean or too rich air-to-fuel ratio although a few other causes are discussed below. A backfire in the intake manifold is caused by a ratio that is too lean (not enough fuel). A...
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After couple mins driving brakes make a deep squealing sound with pulsing in the brake pedal.
Hi there. In most cases, when the brake pedal pulses, it's due to either a problem with the ABS sensors or a brake rotor that is warped. A warped brake rotor can occur when the wheel is too tight on...
Question
Power Steering Pressure Switch discontinued...
Thanks for writing in. You may not have considered moparrepairconnection.com or rockauto.com, both of which show this part as available. If you need help with this replacement, a YourMechanic certified mechanic can perform the power steering pressure switch replacement at...
Question
Indicator Lights Electronic Stability Control (ESC) Indicator Light stays on
This is related to the traction control system in your car. This system monitors the steering stability of the vehicle and engages when loss of traction has been detected. This system counteracts over steering and under steering by reducing power...
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How do I fill the cooling system in my 1994 C220 Mercedes
To properly fill your cooling system, you need to start with the engine cold. With the engine off, fill the radiator slowly until the level is about 1"below the neck. Leave the cap off and with the car in park...
Question
My antifreeze in the resovoir looks milky and I open the radiator cap and the antifreeze began to rise a little and wasn’t as much
Your vehicle may be overheating. The best thing to do is seek an overheating diagnostic which will pinpoint the cause and then the necessary repairs can be implemented.
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I disconnected the battery to clean the recepticles, then reconnected and went to start the truck.. now it won't start.
Hello. Thank you for writing in. There are several issues that may be contributing to your symptoms. The battery may be failing. If the battery is on its way out, it may be able to supply the needed energy for...
Question
Air conditioning compressor
There may be an internal problem with the AC compressor. Look at the belt that drives the compressor and if it looks abnormally worn, the compressor may be putting extra resistance on the belts which can be a sign of...
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Faulty transfer case
Hello. I have some across this quite a few times on this truck. Most of the time, it is either a failing u-joint or it can be a transfer case slip joint that is binding. The drive shaft needs to...
Question
AC light on dash
GM has a TSB out for this issue. If the system is full, then the negative battery terminal needs to be disconnected to reset the climate control computer. If the system does not work after this, then gauges will need...
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My car inadvertently got coolant into the engine through a broken seal and . 1.5 gallons. What is the worst i can expect to happen
Hello, and thank you for writing in. With such dramatic failures and so many opinions, it is easy to become confused and worried. Checking the oil at this point will not tell you much. Any metal shavings that have come...
Question
Lights flickering when the throttle is pressed and the turn signal is on.
The issue seems to be with the multi-function switch for the turn signals. The switch is shorting out inside it on the high beam selector which is effecting all of the lights. I recommend replacing the multi-function switch. If you...
Question
Master cylinder missing a wire
Hello. The brake light can come on for a number of reasons. If the brake pedal feels fine, then the problem is usually electrical. If the only light that is on is the brake light it is typically caused by...
Question
Shake and vibrating when i brake.
This is a common concern and can be tied to one or more of a few problems. If you feel the vibration most while braking, the rotors may be warped. If the vibration is more consistent with high speeds rather...
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Vehicle not accelerating as it should
Hello. Thankfully the Check Engine Light came on. These issues are easier to diagnose when the engine's computer has already detected what systems are showing issues. The first step is going to be to get the vehicle scanned for diagnostic...