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Is there a way to check my computer to see if it's faulty or not?
Your computer is located inside the car and would need to be tested by scanning the computer to see if it is storing fault codes for an internal problem or an indication to some engine sensors that may have been...
If cylinder 3 misfires is that a bad thing?
Hi there. A misfiring cylinder can be expensive if allowed to continue. The catalytic converter can be damaged. If the cylinder is misfiring, the coil, wire, and/or spark plug could be the cause. First swap the spark plug between cylinder...
My car's accessories come on but the engine clicks and doesn't start
There are a couple of things that would be best to explain before answering your question. The starter uses power from the battery to start the vehicle, so if the battery is low, it may not have the power to...
Ignition fuse keeps blowing
You had a good start by tracing the wires and making sure they were clean, dry, and not damaged. To make sure you covered the entire circuit, I recommend you use an official wiring diagram to check this. It is...
My car's gas pedal goes out and the car won't drive anymore if my RPM reaches the number 3 on the gauge.
Hello, I would start by extracting the problem codes from engine management and the transmission as well. You don't mention it, but surely the Check Engine light is on at this point. These codes will help determine a strategy for...
My truck turns over but will not start - 1989 Toyota Pickup
I would recommend starting by checking to see if the fuel is reaching the spark plugs. Try pulling one of the plugs out after cranking it over to see if the plug is wet with fuel. If they are not,...
Air conditioning pressure doesn't change when clutch is engaged.
If your expansion valve was stuck in the open position then you may not see much, if any, change in pressures. Before replacing the expansion valve I would recommend you remove the compressor inlet line and turn the compressor by...
My car's battery light is on and it started to act funny while driving, what do you think is wrong?
These are all signs of a failing battery. You will need to have the battery tested. When the battery fails, the vehicle will attempt to run off of the alternator, which can cause it to stress and fail as well....
How many crankshaft position sensors are on a 2011 GMC Terrain?
Usually there will only be one crankshaft position sensor. However, there is also a camshaft position sensor as well. It is more likely that there is multiple cam sensors than crank sensors. It is possible for engines to have anywhere...
The key won't turn in the ignition
There are several things that may be causing these issues. One place to start is the shift lever. There is a sensor that only allows the vehicle to be started if it is in park or neutral. Try shifting the...
My spark plugs seems to be far down and no one can get a tool around them to get them out. Is there any solution?
Hello, thanks for writing in to YourMechanic. This requires a special type of socket and wrench to get to the spark plugs due the angle they are mounted into the cylinder head. If you're unable to get them out yourself,...
After overhaul my Ka24 d21 doesn't rev pass 4000 rpm
Hi there. From the description you have provided, I'm not sure running a recently overhauled engine over 4,000 rpm is a good idea. There is a 500 mile break-in period recommended by most rebuilders. Change the engine oil and filter...
Clutch vs. Master/Slave Cylinder?
This sounds like you have a problem with the clutch. The clutch is slipping causing the rpm to rev high and the car to not move. The clutch disc can be slipping due to it being worn or fluid getting...
Where is the coolant leak coming from?
For an issue like this, you would need to do a cooling system and pressure test so the actual leak can be found. Once the test is done by a mechanic then you would get a quote for the exact...
My tachometer isnt working correctly
The two most likely causes of this issue would be the sensor that controls the tachometer or the gauge cluster itself. I would recommend having the sensor inspected and tested first to determine if it is performing correctly. If the...
Engine oil
Your car should hold 5 quarts and calls for 5W-20 oil. Keep in mind that the type of oil and viscosity (thickness indicated by the numbers) may need to be adjusted for the type of climate you drive in. Cold...
just had a clutch kit put in hearing throwout bearing
Hi there. From the description you have provided, you have a warrantable problem with the throw-out bearing, given the clutch kit was installed a day ago. It could be, something was installed incorrectly. It could be, the throw-out bearing was...
The oil pressure light comes on ONLY in park after getting oil changed. The car is full of oil.
This may very well be a faulty oil pressure sending unit. This is a sensor located down near the oil pan on your engine that monitors the oil pressure inside your motor. When this detects lower than normal oil pressure,...
I have a new battery, and my car starts with a jumper cable, but it won't restart after driving and shutting the engine off.
This suggests you may have a bad grounding issue or potentially a faulty alternator. As you may know, the alternator is what charges your car's battery when the car is running. When this is not working properly, your battery will...
Ac compressor
Hi there. It sounds like you may have one or two concerns here. Does the AC indicator light up when you turn it on? If so, this means that the command for AC is active. If the light flashes, this...

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