Popular questions

Question
possible bad ecm if I reset it will that help me in finding out if its bad.
Hi there. From the description you provided, it is unlikely, the ECM (electronic control module) is at fault. First and most important, when disconnecting the battery, always disconnect the negative terminal first and reconnect last. Starting with the positive terminal,...
Question
I have a 08 Nissan Altima 2.5 why is it running hot?
The heater is a "heat exchanger" just like your car radiator. If the car is running hot and you blow air over the heater "core" in the passenger compartment you, in effect, increase the cooling capacity of the car's cooling...
Question
Awd warning light on and car won't turn over
Hi Travis. Thanks for contacting us tonight. When it's cold, starting a vehicle can be difficult. In most cases, a battery will have enough power to activate warning lights and accessories, but will not have enough cranking amps to activate...
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My car radio will not turn off when I open my driver door.
Hello. You need to start by checking to see if the dome light comes on when the door is open. If it does not then the door switch may be the issue. If it does then you more than likely...
Question
Car won't accelerate over 50 mph
What you are describing sounds like you may have a clogged or damaged catalytic converter. The catalytic converter converts toxic exhaust gases into less harmful pollutants that are suitable to be expelled into the atmosphere. When the catalytic converter is...
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My car's oil cooler line is leaking antifreeze
Hello. From what you describe, it appears that you are being provided with conflicting information. Oil cooler lines will usually leak oil, as oil is what flows through those lines. If the engine is leaking coolant, then it is either...
Question
Recently replaced the TPS but still get code P0122, what causes this low voltage?
Code P0122 may also indicate that you may have loose or poor connectivity to the throttle position sensor itself or potentially not enough voltage being supplied from the ECM. I would recommend having an expert from YourMechanic come to your...
Question
Car is temp is rising past halfway mark while in traffic ...water pump and therm replaced also pressure test passed
Hello: There are several reasons why the coolant temperature would increase while you're stuck in traffic, in fact, it's rather normal for this to occur. Typically the thermostat on the radiator is set to release and open the coolant to...
Question
Could this be the TCM causing the problem?
Yes, no start in the scenario you are describing is possible especially if Code U1000 has set, along with other codes such as P0717, but there are multiple code scenarios or combinations. One quick strategy is to pull and visually...
Question
Slow rough shifting in auto transmission
I can understand the disappointment with how your transmission is shifting, especially since a slipping transmission can make it very difficult to drive and potentially become a safety hazard. The maintenance schedule for your Cruze recommends having the transmission fluid...
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I want to put an exhaust system on my car but it is not street legal, what can I do?
When it comes to this type of exhaust system, there is no workaround that will make it legal. If these exhaust components do not have the air quality resource tag on them, then they cannot legally be used on the...
Question
service traction light comes on and stays on when I'm driving
Hello there, the traction control system is an important safety feature of your 2007 Pontiac G5. When the traction control light is on this means there is a fault that prevents normal operation of your traction control system. The problem...
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When I start my Subaru I get a squeaking noise and the steering doesn't turn as easy as it should. The squealing usually stops in
The power steering pump is belt-driven off the crankshaft. Check the belt condition. If the belt is loose or on poor condition (dry/cracked/stretched), replacing it may correct the issue. Also, if the belt is loose, the belt tensioner can be...
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My car will not start and there is a small red light on - 2009 Dodge Charger
Hello. I believe this is the security system in the "armed" or error position. Have you tried a different key fob to see if the behavior is the same? It's possible that you have a weak battery in your key...
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Power steering fail and multiple dash lights turn on and alarm sounds 2009 VW Jetta
Hi - the failure event you just experienced when returning home was almost certainly the serpentine belt failing. This would eliminate power steering assist, the alternator (which would turn on your "Battery" light and others), etc. Check for problem codes...
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How do I tell what size lug nuts I need for my rims?
The lug nut bolt pattern on your vehicle is 4 x 114.3. In practical terms, that means that an imaginary circle drawn through the four "bolt holes" will have a diameter of 114.3 millimeters. Of course, a bolt pattern designated...
Question
Temp gauge reads cold sometimes and engine noise that might be from belt
The water pump leak raises the possibility of the pump failing. If the pump does not turn properly that could cause noise and, if bad enough, might cause the alternator to turn slower (the water pump and alternator use the...
Question
2011 Kia optima engine locked up, what could it be? Vehicle stopped
You do not have a timing belt but a timing chain. If the engine overheated or ran low on oil then this may have seized the motor. You will need to have the engine turned by crankshaft to see if...
Question
Car won't start up after changing injectors
Hi there. Thanks for contacting us tonight about your Jeep Grand Cherokee's starting problems. In most cases, sticking with the OEM replacement parts will produce the best results. This is especially true in regards to fuel pumps and fuel injectors....
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Engine hesitates for 2-3 seconds before moving when accelerating from a stopped position.
The first thing that came to my mind was the Mass Airflow sensor, or MAF. This sensor is located in between the air filter box and the intake manifold. It is the primary sensor input for the amount of fuel...
Question
Engine light is on+ VSC Trac lights
The "VSC Trac light on" problem is related to a software problem with the yaw rate sensors calibration. This is documented in Toyota Technical Service Bulletin TSB #BR005-03, which your Toyota service center can apply to re-calibrate this sensor. [Note:...
Question
Whining noise in my 2008 Mitsubishi Lancer's CVT Transmission
Check the transmission fluid level and condition. The oil cooler can fail, causing loss of enough fluid to cause noise from the transmission. There is a manufacturer Technical Service Bulletin relative to parts failure in the transmission accompanied by a...
Question
In a 2005 Lexus es330 How do you turn off the check engine light once fuel cap has been replaced and is on securely?
Hi there. Unfortunately, a plug & play code reader cannot determine the fault that has set the check engine light. The codes that the parts person pulled are most likely what are called evaporative emissions codes ( these codes pertain...