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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...
Car has white smoke coming out of the left exhaust when idling or just after pulling off from a stop. Fine after that
Are you losing coolant? If so, the white smoke (steam really) is coolant being lost out of the exhaust. If the car only does this when first started in the AM, it may simply be condensation being burned off, which...
Where is the heater control valve located?
The heater control valve is located in the engine compartment, on the firewall. From the illustration, it appears to be either in the middle of the firewall, towards the top, or on the passenger side. There will be a couple...
Car is starving for fuel sometimes but not always
Hi. The first question to ask is if the Check Engine Light is on. If so, what are the stored problem codes? These would be helpful for diagnostic purposes. Check your fuel pressure (while running and under load if possible)....
My car won't start anymore because the battery is dead.
Hello, yes, something is draining your battery, and even a new battery won't cure that. This problem can be diagnosed by connecting an ammeter to the positive (red) battery cable, observe the current drain, then, one at a time, remove...
After replacing the starter, itwon't engage and there is a whining sound.
This suggests that the starter may not be aligned properly. When the key is turned and the starter engages, the small gear on the end of the starter comes out slightly to engage the flywheel to turn the motor over....
Truck is not getting fuel until holding the ignition in for a few seconds.
You may very well be on the right track with this and you should check the control module to be sure. You may also want to check the fuel pressure regulator as well to be sure you are getting enough...
2006 Lexus V8. Should I spend $900 to replace timing belt at this low milage?
Hi there. As a former Lexus Master technician, there is an not only a mileage change interval for the timing belt, but also an age interval of 8 years. This is what is suggested in the original owner's manual. ...
Missing transmission part
Hello and thank you for contacting YourMechanic. There could be a park neutral position (PNP) switch missing from the transmission. There could also be a gear inspection cover missing on the transmission. Look at what part of the transmission is...
Where the driver's shaft thing that spins is slinging oil when I drive, but if doesn't leak when my car is parked
You don't mention which end of the driveshaft is leaking oil, but in either case, the problem would be worn bushings or bearings that allows the driveshaft to "wobble" enough that the oil seal is leaking (the oil seal is...
I'm loosing coolant. In some cases it takes a week to refill it again, especially when I'm driving in areas where there is vibration like gravel roads.
This may be a result of a leak in your radiator or potentially a blown head gasket. In the case of a leak, this may be a slow leak and may be hard to notice. Check for wet spots underneath...
Car is still overheating - 2006 Acura TL
There is no bleed screw on the 2nd generation TLs. Bleed the cooling system with the nose of the car higher than the rear if possible let it heat up at an idle until the thermostat opens and allow all...
When putting oil in it pours back out and the oil pressure light is on.
It sounds as though you either have blown out an oil filter seal, or an oil cooler seal. The oil cooler is a black box on the front of the engine with a couple of hoses going to it. The...
Having problems getting axle out have rented special tool and pulled on it no luck any secrets
Hi there. From the description you have given, it is hard to say what style axle you have, 2wd, 4wd, front, rear? Assuming, it is the rear. There are several styles apparently available from Jeep. If, axle bearing is pressed...
Car keeps stalling car, I think it's the fuel pump
Hello - I applaud your diagnostic skills! You have certainly identified a classic failure mode of a fuel pump with extended mileage such as yours. Your fuel pump is located in the tank and is cooled by the gasoline there....
The speedometer, odometer, & mileage gauges are not working.
This is likely related to what is called a speed input/output shaft sensor which is a sensor mounted down on the transmission that monitors the speed of the output shaft of the transmission. This is relayed to your ECU which...
Won't crank, battery is new all lights inside and out come on . will not jump start
Hello there, many faults will cause your 2006 Nissan Quest to not start or crank. You have done great in replacing the battery first, as this is the most likely fault in most cases. Other common is the starter, battery...
How do I safely clean my car's throttle body?
The best way to clean a throttle body is to use throttle body cleaner with a soft towel to wipe out the carbon deposits on the throttle body. In order to do this, I would recommend having someone help you...
Engine light flashing intermittently
This may be related to a faulty or dirty mass air flow sensor. The mass air flow sensor is a unit in the intake system that monitors air intake as it is mixed with fuel prior to being injected into...
Thermostat location.
The thermostat is located behind the outlet pipe on the front of the engine just above the water pump and pulley. The hose that hooks to the outlet pipe goes to the surge tank. Looking from the front the outlet...

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