Popular questions

Question
Car cranks slowly when it is hot, but cranks normal when the engine is cold
It sounds like your starter motor could be overheating. If the starter overheats, this can cause it to malfunction. I would recommend having your starter inspected and replaced as necessary by a certified mechanic. Once you have a new starter,...
Question
Car shaking/vibrating on right side while accelerating or at a constant speed
If there is no vibration in the steering wheel, the origin of the vibration/shaking is unlikely to be front tires, wheels, or suspension. Vibration felt through the floorboard (or gas pedal in your case) is usually due to tire imbalance,...
Question
Convertible top won't open/close properly & no repairs work
As vehicles age, it is not uncommon to have convertible top issues. Convertible tops rely on many sensors and motors to work properly. When one or more of these items start to have issues, it can be difficult to detect...
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Car doesn't accelerate when starting the engine. Takes a few minutes to heat up until it runs normally. Happens in all temperature
It's not clear whether you are referring to no motion accompanying actual increases in engine speed versus a situation where there is no increase in engine speed, despite commands, which of course would be accompanied by no motion. The point...
Question
My blower motor won't turn on when it's extremely cold 2003 Chevy Trailblazer
Hi there - electrical failures when cold are tough problems, because the source is an electrical connection - switch contact, brushes in the motor itself, potentially a blower motor relay - that shrinks and loses connectivity when cold. It expands...
Question
What does the Tire Learning Active message mean?
The Tire Learning Active message can appear on the driver information center (DIC). This alert is displayed by the DIC when the system is adjusting to a new set of tires.
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How Often Does the Mass Air Flow Sensor Need to Be Replaced?
Mass airflow sensors (MAF) have no expiration date. They are not included on the manufacturer’s scheduled maintenance list of things to replace based on mileage, like spark plugs or filters. They can remain in service indefinitely as long as they...
Question
would a bad oxygen sensor keep my truck from starting?
The O2 sensor will not cause the no start. The no start can be caused by the fuel pump or the ignition system. You should check the engine for spark and fuel pressure, when it is not turning on to...
Question
engine idles rough and slow after replacing the battery
You will need to re-learn the idle for the vehicle to get it to idle high enough. You should first clean the throttle plates and throttle body and idle control valve. When you disconnected the battery, the idle control was...
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What does the security indicator light mean?
The Security Indicator Light illuminates to indicate that the security system is either working properly or to let you know that there is a fault in the system. If the Security Indicator Light is flashing with the key out of...
Question
check engine light and VSA light and also the triangle with a quotation mark in the middle is on in my car what does this mean
On cars made in this century, all the control systems are integrated and are always talking to each other. So when something goes wrong in one system, it effects other systems and you get warning lights from everybody. Sometimes this...
Question
When braking the entire front end rattles really badly, is this a brake problem or something else?
Hello, thank you for writing in. Considering the issue only happens when braking and there are no other signs of a suspension or steering component failure, you will want to check the brakes and the tires. The front brakes should...
Question
I am getting the code p1684 and I need to know how to fix it?
Hi there. Thanks for contacting us today. P1684 means that power to your powertrain control module (PCM) was interrupted. The most common cause of this is because of a weak battery. Anytime you start a car with a battery that...
Question
What is the hose that comes out of the top of the transmission ,goes straight up, curls over and has open end
This hose is a vent hose for the transmission and would not be connected to anything. The vent is used by the transmission so it will not build up internal pressure and push oil out of any seals. If you...
Question
What does the lift gate open Warning Light mean?
The lift gate open Warning Light is located on the instrument panel. This light illuminates when the trunk is not properly closed. When you close the trunk, the light will turn off.
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Green AC oil coming out of the condensation line after recharge
The green fluid coming out of the drain tube is dye that was added to the refrigerant to locate leaks in the system. The failed component would be the evaporator. Please check this web site for more information and a...
Question
How many hours does it take to replace the head gasket?
If a car engine has overheated, the time and cost involved in replacing a head gasket depends on whether the existing head and block are serviceable. A complication is if the overheating was severe, the head and block might have...
Question
Flashing check engine light, service stabilitrak, traction control light, only while idling
Hello. If you are getting a code on cylinder 4, then that means there is an issue with that cylinder. Most of the time, with so few miles, the issue is not related to dirty fuel injectors but is caused...
Question
What would cause the car to want to start on its own with no key in the ignition?
The wires for the battery terminal on the ignition switch is swapped with the starting terminal on the ignition switch and is causing your starter to engage. This would not be caused by the original wiring only if it was...
Question
Windshield wipers stopped working. They'll suddenly stop working then suddenly start working again. Has been happening for a week.
The problem you are describing likely stems from an intermittent electrical fault in the wiper circuit. The windshield wiper system uses a small electric motor to move the wiper arms that you see on the windshield. That electric motor is...
Question
Hard to turn steering wheel after power steering pump replaced
Hi Elaine. Thanks for contacting us tonight. Sometimes after a power steering pump is installed, reduced pressure inside the hydraulic lines will build, which can create the symptoms you're experiencing. IIn other cases, low power steering fluid levels can cause...
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I drove through high water and now my car makes a grinding noise when I start it, drive it or go over any bump in the road.
Hi there. The grinding sound could be coming from multiple sources, ranging from the serpentine belt drive system, to cooling fan motor, wheel bearings or even driveshaft or transaxle. The best way to determine the source of the noise is...
Question
What will happen when a Ford ecm diode goes bad?
The PCM power diode is put into the fuel pump and PCM relay power circuit to prevent power surge feedback into the circuit called flyback voltage then can be higher than normal operating voltage. The computer may get flyback voltage...
Question
Changing odometers from displaying kilometers to miles
Hi there, thanks for writing in. All you need to do is just press the trip button on and hold it then you will see that the odometer will switch back and forth on the speedometer from metric to standard...
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Car feels like it's spinning tires when I accelerate from a stop
This is caused by the 1 to 2 clutch sealing rings inside the transmission. The transmission should be checked to verify - but this is the most common problem. The transmission will need to be removed and overhauled to be...