Popular questions

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Car hesitates while accelerating - 1990 Mercedes-Benz 560SEL
Hello. It sounds like the spark plug wires, distributor cap, and rotor button should be replaced. It may even be necessary to replace the distributor shaft as well. The throttle body should be cleaned as well as having a fuel...
Question
Howling noise coming from car
If there is a howling sound that comes on when a fan is turned on, then that may be a sign of a potential problem with the fan. Perhaps the fan's bearing has become worn, or the blades have somehow...
Question
I put a fuel pump in and a fuel pump relay. The relay works but there is no power to the fuel pump.
Hi there. There could be an issue with the wiring to the fuel pump between the fuel pump relay and the fuel pump. Remove the wiring to the fuel pump and check the resistance from the wiring from the relay...
Question
Aircond fan turns on when radiator fan is on
The a/c fan and engine cooling fan is controlled by the computer on most cars and should come on as needed to keep the engine from overheating and when the a/c is on. Since you did not supply the vehicle...
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My trucks cel is flashing and throwing p0300 Multiple cylinder misfire and I changed the spark plugs and the coil packs and cran
You were probably right to change the plugs and coils, they needed to be ruled out. But since you're not getting codes for a specific cylinder, your problem is probably a little more subtle. You might be having a problem...
Question
Knock sensor 2009 Pontiac G3
Hi there - the knock sensor on this engine is under the intake manifold, just behind the power steering pump, and is best seen and accessed from underneath the car. For assistance with a replacement, have a knock sensor replacement...
Question
Are 96 2 door tahoe ball joints bolt on or push in?
The upper are bolt on. For the lower, both riveted and press fit styles were used. The riveted joints can be replaced with the available aftermarket bolt on ball joints. There were many different versions (different dimensions/attachment styles) of the...
Question
My dodge nitro want accelerate at all
Hi Joseph. Thanks for contacting us today. If the acceleration issues started after replacing the sensor, then it's likely that a reprogram of the throttle body and electronic throttle control did not occur. If these issues happened prior to the...
Question
Wonky cruise control and rough idle on low gear D
Hello. P0770 is the code for a lock up torque converter shift solenoid malfunction. The lock up torque converter shift solenoid controls the fluid pressure of the torque converter, and the rate and timing at which it locks up. This...
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How do I use the sun visors?
Your car’s sun visors provide important protection for your eyes from bright light and glare. They’re particularly useful when you’re driving shortly before sunset or after dawn, when the light from the sun can be blinding. To use your sun...
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2006 Audi brake pedal hard replaced booster with no results
To begin with the booster needs a vacuum source. You said you replaced the line, but there is a check valve in the line, it is probably installed at the booster end of the line. It looks like just an...
Question
What are the common dash warning lights and what do they mean?
While your car has a number of essential warning lights that should trigger an immediate response, such as your Check Engine light, the Brake light, the Charging System light and the EPS light, there are other lights that indicate you...
Question
Why the Fuel pump relay will not kick in using the key switch
Hello - The fuel pump power path includes the fuse, and the fuel pump relay (triggered by the ignition switch). The injectors are fired by the engine control module (PCM for Ford fans). There are 2 potentially separate issues here....
Question
Car making thumping sound
A thumping is most likely coming from the front rotors being warped, and the pads jumping back and forth in the caliper while braking. The rotors and pads should be inspected and replaced as a set; putting new pads with...
Question
Car stalling at average speeds, no engine codes
A faulty air mass meter could cause drivability issues and not throw a code right away. The air mass meter is one of the sensors that help sets base injection timing. If the sensor is reading correctly but is within...
Question
EGR valve is closed when I accelerate and it opens when I remove my foot from accelerator. What is wrong with the EGR valve?
Hi there. If you are getting the EGR valve to operate in the opposite times, then check the harness for power and see if the power is on with the engine at idle. Check the voltage and there should be...
Question
I replaced all pads and rotors. There is pulsating /grinding noise when I brake. Is it a reluctor ring or sensor?
Pull the fuse for the ABS system to disable it and then test drive the car (don't forget to re-install the fuse later). If the pulsating/grinding noise remains that means the ABS system has nothing to do with your...
Question
Battery light alternator - 2003 Ford Escape
Hello. If your car dies suddenly, accompanied by a "charge/battery" warning light, it would appear that you are having a problem with your charging system. Given the combination of symptoms you are describing, a mechanic has to first test...
Question
Stalling fuel pump flapper on 1994 Ford Probe
Hello. The fuel pump on your vehicle is powered through the fuel pump relay through direct battery power. The fuel pump itself is located in the fuel tank and there is not an access panel to easily change it. The...
Question
Car turns over but won't start
There are a few reasons why your Ford Escort will turn over but not start. Since you are hearing the engine turning over, then we can assume that the battery and starter are doing their jobs. My next hunch would...
Question
water not coming to the rediator, can it be a blown casket, peugeot diesel
Hello. If water is not flowing or going into the radiator then it may be possible that there is an issue with the cooling system. If water is not flowing then that may be a sign that the water pump...
Question
I was told that my van needs a new brain thingy and a new serpintine belt. I am wondering if it is worth fixing up.
With the information you have given it would not be able to be determined if you would have any further problems after replacing the computer. Since the vehicle is over 16 years old and has over 220k miles there is...
Question
i was driving and my car all of a sudden turned off and i started smelling gas
Hi Angel. Thanks for contacting us tonight. Usually when your car stops running and you can smell gasoline, this means that either a fuel line has broken, the fuel pump stopped working or there is a problem with one of...
Question
Car not going over 20 MPH
Hello. If the car will not go over 20 MPH then there can be a number of issues going on. If the Check Engine Light is on then the computer needs to be scanned for codes first. If there are...
Question
Car won't start after repair work
Hello there. If the engine is cranking and not starting, and the security light is on, then the security system may be having problems. This does not necessarily mean that he caused this. Most of the time, this is caused...