Popular questions

Unless parts of the car are actually improperly assembled, there is nothing you can do about noises that stem from differential heating and cooling (i.e., expansion and contraction) of materials. A notable instance of this is your car's exhaust system,...

If you are trying to measure and position a frame, use a "tram", which is a specialized frame measuring tool. If, though, you are looking for specific frame dimensions, off of each vehicle, so that you can design a "composite"...

Hi there, it sounds like your pads are rubbing against the rotor creating excess heat. Normally the pads release slightly off of rotor when the brakes are released and the wheels start moving. If the issue is still happening after...

If striking the starter motor case with a rubber mallet brings the starter to life, that typically means there is a bad spot on the starter motor armature. The vibration from striking the motor simply moves the armature just enough...

Hi there. If the AC compressor is not cycling on and off as usual, it's due to an internal component failure in most cases and would need to be replaced. If the compressor fails, it typically does not cause damage...

Generally, this is a very reliable vehicle with fairly affordable replacement parts. I would suggest checking the Kelly Blue Book website with specifics related to your zip code as market prices of cars vary by zip code. This will give...

The only way to clear any codes that may be stored in the computer memory is to have a scanner access and clear the codes. If you need an mechanic like one from YourMechanic to scan the computer and clear...

It may be at a particular throttle angle and the EGR valve is getting carbon into the valve causing the erratic idle. You may need to have the engine decarbonized. If you hold the engine in neutral and REV it...

If you have a large emission system leak the best way to find the leak is to do a smoke test and put smoke pressure in the fuel tank and it will show the smoke out of the system leak....

Hello. If the van was moving fine prior to the wrong oil being put into the transmission then you may have a transmission failure. It the correct transmission fluid was not used then it can cause some serious internal transmission...

Since you said your Check Engine Light is on, the first thing I would recommend doing would be to have a qualified professional use an OBD2 scanner to pull the trouble code that is produced when your Check Engine Light...

Your car’s fuel gauge is pretty self-explanatory. It uses a needle to show you how much gas is left in the tank. Full is marked by an “F” on the right, and empty is marked by an “E” on the...

Hi there. The knock sensors are designed to produce a voltage when they hear a knock noise from the engine internal parts, so I'm not quite sure if a faulty knock sensor would impact the starting ability on the vehicle....

Hello, thank you for writing in. The vehicle is likely having an issue with the TCM, or transmission control module. The issues you are having are classic of a TCM failure, and the issues will get worse. Unfortunately, there are...

It sounds like you may have a power steering leak, a failing pump or potentially a steering rack that may need to be replaced. When the power steering pump is low on fluid or damaged and needing to be replaced,...

Hello. Thanks for writing in about your 1998 Lincoln Mark VIII. There is a recall for the cruise control malfunction of your vehicle. The Recall is number 69179. The recall seems to point to a faulty cruise control module. Give...

This problem will be very difficult to diagnose as the vehicle is not present. It seems the noise does change as the load on the engine changes. Worn wheel bearings or pulleys along the belt drive system can make weird...

A rough engine idle could be caused by a few different things. Misfiring, fuel issues, and engine timing to name a few. The first place I would recommend starting would be the ignition and fuel systems. Have a professional do...

A possibility is vacuum leaks around the intake. If the lobes on the camshaft are worn, that can cause a misfire and other inefficiencies as well. I would first check for a vacuum leak. If no leak, secondary firing patterns...

Hi there. It is very likely that you are having problems with the throttle body on your Pontiac G6. If you are seeing the reduced engine power light on the dash, it is typically triggered by a faulty throttle body,...

It may be possible to mount the grab handle on the a pillar, however, it would require modification to the a pillar panel, and welding a nut to the 'A' pillar for the handle to attach to. This is not...

Hi. First question to ask is if the Check Engine light is illuminated? If any portion of the electronic throttle malfunctions, it should automatically turn on the a warning light, and go into engine "limp mode" with limited power and...

If you hit something and bent a strut, it is very possible that your wheel speed sensor wiring was stretched. If the wheel speed sensor wiring was stretched or damaged in any other way, It could be the cause of...

The first thing you want to do is find out what isn't working. If you try to turn the key and nothing happens, and the starter isn't turning over, then have the battery load tested. It could be a bad...

Hi there. The crankshaft sensor is mounted behind the engine flex plate flywheel. The transmission and the flex plate flywheel needs to be removed to replace the crankshaft sensor. If you need help with a crankshaft sensor replacement, a certified...