Popular questions

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p0303, p1313, p0420. codes come up. no flashing and now signs. what do I do?
Hi there. Sounds like there are a few things going on. First the code P1313 means that the timing chain has jumped a tooth making the camshaft and crankshaft out of sync. The chain tensioner may need replaced if it...
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Transmission issues, slips from second to fourth gear
I would start by being concerned about these wires that are spliced in. If there is another circuit that is spliced in there then it can be causing this. If there was no issue previously then it may not be...
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Interior door handle not working
Hi there. Your door handle is connected to a linkage which will disengage the door latch letting you out of the vehicle. If your vehicle's linkage inside of the door panel is broken it will not disengage the locking mechanism....
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Interior is falling apart, need help
Walk through any classic car show, glance at a car's interior, and usually the most prominent, gleaming feature of a 50’s vehicle will be the dashboard: beautifully painted metal, adorned with brushed aluminum or chrome, shining brightly. Sadly, while being...
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Keep ECON on.
Hello there, if your 2016 Acura TLX will not stay in ECON mode there is a problem. If the ECON mode will not stay engaged the most common fault are a wiring harness fault, mode selector switch failure, or a...
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Check engine light has been on for a couple weeks starting blinking 2 days ago
When the check engine light is on, it means that the ECU has detected a malfunction and stored a trouble code to tell you what it is. When the check engine light is blinking, it means that the malfunction is...
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Transmission in safe mode
It could be that the speed sensor is bad. The transmission will go into limp or safe mode when it loses one of its main inputs, such as the transmission speed or transmission range sensor. It may also go into...
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What do I do if my MAF sensor is acting up?
Before purchasing a new MAF sensor, I would find out why it is failing so you do not damage the new one as soon as you install it. If you think the failure is from getting oil contaminated from...
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Intermittent heat, door motor moves hit and miss. I got anew motor, but this one does not move. I'm assuming there's no electricity to the door motor.
Hello, thanks for writing in. In order to access the heater switch in the dash you will have to disassemble the vehicle's dashboard and center console. Once the appropriate interior trim components are removed the switch can be accessed. I...
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I took the engine out of a 2007 malibu and put it into a 2005 cobolt and now it won't start.
Hi there. Check all of the sensors to the engine and make sure that all of them are connected. Check the computer and see if there is an wires disconnected to it. A loose wire or a sensor to the...
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Engine swap from 327 to 1999 Vortec 350?
The engine swap should not be a problem. The problem you are going to have is the two wire harnesses and computers being different as this could make it more difficult to program each computer. You may not be able...
Question
oxygen sensor
This is correct in that sometimes the Check Engine Light will stay on. A qualified mechanic should be able to reset this after replacing the oxygen sensor. I would suggest having an expert, like one from YourMechanic, come to your...
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Check engine light is on. Misfiring on Cylinders 3 and 4.
Before replacing all the coils and plugs you may need to have the engine decarbonized. The engine can have excessive carbon build up on the exhaust valves, cylinder head, and exhaust manifold. You should use engine combustion chamber cleaner on...
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How do i know if my alternator is bad? The car only clicks but won't start. The horn blows and the light works. I put in a brand
Alternators are tested using a voltmeter while the engine is running. If charging system output measured on the battery posts is around 14.2 to 14.8 volts (see your Service Manual for exact values), that represents normal alternator operation. During one...
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Recommendation about welding truck floor pans
It used to be very expensive to get a really good welding machine. I use one of these Mig welders that use an inert gas. I bought a decent one for about 400 dollars. They are really good for welding...
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Keep getting multiple misfire codes, normally different cylinders except on cylinder (0307), can this one be throwing off the rest
This may be a problem with the exhaust catalyst partly clogged causing excessive back pressure. There is a test where the O2 sensor is removed and the back pressure tester is put in the hole to see if the catalyst...
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Car won't start, latching noise
If when turning the key you hear a loud click or latching noise, that may be the starter gear kicking out to contact the engine flywheel in an attempt to start. Test the battery while trying to start the vehicle....
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Noise from driver's side tire.
Hello, Locating and diagnosing a noise is a hands on operation. You will need the aid of mechanic, such as one from YourMechanic, in this case since there are too many variable to make a recommendation.
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Car shaking while accelerating
You could have several issues going on there. I would start by having a mechanic, such as one from YourMechanic, check out the recent work. It is possible for the CV axle nut to have come loose. The noises while...
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the car wont pass emmissions the code po420 comes up
Fault code P0420 indicates the catalytic converter is operating below proper efficiency. There are two oxygen (O2) sensors in the exhaust system. One just before and one just after the catalytic converter. The ecu reads the first O2 sensor to...