Popular questions

Hi there. The idle air control valve (IAC) is located on the throttle body on the left. When you remove the IAC valve you will see it as it looks like a plunger on the part. If you need further...

To reset the check engine light you can disconnect the battery via the negative battery terminal and let the vehicle sit for an hour before reconnecting the battery. This will drain all of the power from the electronics and clear...

What you are describing may be a result of a faulty speed sensor, potentially low transmission fluid or a even a faulty transmission control solenoid. As your vehicle travels down the road, the computer analyzes data being sent by vehicle...

The content theft deterrent (CTD) alarm will sound when either the door is opened without using the key to unlock the driver's door, or when the door is unlocked without using the unlock command from the keyless entry transmitter. My...

Hello. The white smoke and overheating is usually a sign of a blown cylinder head gasket. When the car overheats for an extended period of time or is low on coolant (causing the temperature to rise), the severe heat can...

Hi there. If more than one cylinder misfires, this will increase or decrease the revolutions per minute (RPM) of the crankshaft. If that increase and/or decrease is more than 2 percent, the Powertrain Control Module will store the P0300 trouble...

Hello, As you may know, there are a number of things that can cause a misfire ranging from faulty ignition parts to changes in air/fuel mixture, fuel pressure, timing an the list goes on. If you do know you have...

You should look at the lower crankshaft pulley to see if it is not spinning when the belt stops. If that is the case, then the crankshaft damper rubber is not gripping the hub and needs replaced. If the pulley...

Oil pressure switches can develop external leaks (that is, they can leak oil onto the engine) and/or the switch can fail internally such that the switch either fails to warn of low oil pressure or the switch goes off prematurely...

Hello. The speed info goes from the VSS (vehicle speed sensor (transmission output sensor)) mounted on the tranny, to the PCM (powertrain control module (computer)) mounted on the passenger firewall, to the dash speedometer. If the speedometer is not functioning...

Hi there. It really depends on what exactly you need replaced; or what's wrong with the throttle body or fuel system. If it's the electronic throttle controller then the replacement cost can range from $300 to $1,500 depending on the...

Yes. Sensor 2 is after the converter. Sensor 1 is the one that is closest to the engine in the manifold. If you need help replacing an oxygen sensor, a qualified technician from YourMechanic can come to your car's location...

Hello there, many different faults may be causing your 1988 Chevrolet C2500 not to shift. The most common would be low transmission fluid, shift linkage, transmission range sensor, shift solenoid, or a mechanical transmission fault. Have a qualified technician, such...

Here is a good diagram of your serpentine belt. If your belt came off on its own then you most likely have a bad belt tensioner and need to replace it.

Hi There, It sounds like you may have a couple of different issues. The jerking reaction and random acceleration problem is likely related to a dirty or faulty mass air flow sensor. The mass air flow sensor monitors air intake...

The starter is under the intake manifold on side of the engine near transmission.

Hi there. The inoperative clutch and soft clutch pedal could be, a faulty clutch master cylinder and/or a faulty clutch slave cylinder. Proper diagnoses should be performed to avoid unnecessary repairs. The brake fluid leak at the left rear wheel...

Hi! After 20 years, the rubber bushings in the steering and suspension components can become dry, cracked, and worn out. Any type of lubrication applied will be a very temporary quieting of worn out parts like control arm bushings and...

Hi there, thanks for writing in. The power steering leak should not have anything to do with the vehicle's ability to be aligned properly. However, with that being said, I would not recommend driving the truck much longer with the...

The door latch and lock actuators for each door are operated simultaneously opening and closing, so they all are designed to last about the same amount of time. They are very expensive parts since they are an integrated unit with...

Your vehicle was equipped with Chrysler's 66RFE transmission. This transmission model has not been hugely problematic and I do not see many reports of the type of failure you are describing. I see only one similar report of shift failure,...

There could be a wheel speed sensor that could have failed and is not functioning properly that is causing the ABS and AWD lights to come on. The AWD light will come on in the event that the transmission is...

It is entirely possible that the blower motor has failed. When the blower motor was last replaced, was the blower motor resistor replaced as well ? The resistor is also a big possibility. The blower motor resistor is used to...

This sounds to me like the cylinder head has been severely damaged. If the burn of the coil and spark plug started on the plug end this would mean that combustion chamber temperatures from inside the engine were allowed past...

The system hold 1.0 lbs of refrigerant for the air conditioner. Remember if you lost oil out of leak then the system oil total is 4.5 oz. You may need to add a couple oz of oil also. The system...