Popular questions

Hey there. This may be related to many different things. Depending on the symptoms, this may be related to a spark issue or potentially a fuel delivery issue. If the engine starts, we can reasonably assume that there is not...

You may have a dirty or failing idle air control valve. The idle air control valve reads the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and at idle. Since...

The clutch and brakes don't use the same master cylinder. They both use brake fluid, but that is the only things they have in common as far as parts go. The clutch will have its own master cylinder, line and...

This may be related to a few different things such as a bad thermostat, a failing coolant fan relay, or a blown head gasket. As you may know the thermostat regulates the flow of coolant in and out of the...

Hello - you are thinking smart to be concerned about warning message on your vehicle, especially for brakes! In this case, your vehicle is warning you that there is a fault in the anti-skid brake system - most likely just...

Hi There, The 30,000 mile service for your Jeep Patriot should include the following: Engine oil (Change) Air filter (Replace) Spark plugs (Replace) Oil filter (Replace) Wheels & tires (Rotate) Other items that should be inspected at this...

If the a/c compressor is binding or wobbling from bad compressor bearings then replacing the belt will not fix anything and the compressor may just tear up the new belt.

If the poor acceleration is intermittent, that suggests a cause involving an electrically controlled component including sensors that send data to the PCM. To diagnose this, a real time scanner is applied to view actual engine operating parameters during the...

If you have no fluid in the clutch master cylinder and a leak in the clutch area where the clutch slave cylinder is, then it must be leaking and needs to be replaced. Keep in mind that when it is...

The 2001 LS430 Owner's Manual refers to an upper limit of 85 MPH in terms of cruise control settings. Apart from that, there is no ECU limit or user-programmable upper speed limit. On some cars, you can program individual keys...

Hello. There is simply no way of knowing without being able to perform some tests, and ask some further questions. When this happens, do any warning lights come on? Even if they don't, have the vehicle scanned for diagnostic troubleshooting...

Hi there - your symptoms may describe more than one problem. A weak water pump could cause inadequate water circulation that is causing both overheating, and poor heater function. The engine overheat, but not heat until you rev the engine...

This cannot be blamed on either party since the flywheel would show a spot that is low or high after it was machined. The flywheel may have what is called a "hot spot" from the last clutch slip which caused...

Hi there. From the description you have provided, the vehicle you are working on needs further diagnoses. First, 100 PSI for cylinder compression is inadequate. I would look into whether valve timing is correct. An incorrectly timed camshaft could cause...

Hello, thanks for writing in about your 2008 Saturn Astra. The ignition switch is a likely cause, as a fault here will cut power to the vehicle as if you have turned off the ignition and pulled out the key....

Hi and thanks for contacting YourMechanic. This is a normal condition for the lights to flash when setting the locks. This is an indicator to the driver that the locks have engaged and the security system is now active. If...

This may be caused by a few different things such as dirty fuel injectors, low fuel pressure or a dirty or failing mass air flow sensor. As you may know, dirty fuel injectors may cause intermittent fuel supply to...

The problem is most likely a bad cooling fan clutch which is not turning fast enough at idle. When you also rev the engine it increases the fan and water pump. Check to see if the fan clutch passes the...

Hello. The security system has been activated by the battery replacement. To reset the Honda security system: (1) using the physical key, close all doors, (2) insert the key in the driver door, turn to the "Unlock" position, (3) turn...

Whether we are dealing with the interior being damaged with cigarette smoke or if the Mustang you are driving was subject to another form of fire, I would highly recommend locating a specialist that can deal with smoke damage. If...

If you did not get all the air out of the system or fluid leaks then you may be low on fluid. You should also make sure you used Honda approved fluid type. If it is not low or incorrect...

This should be a double filament bulb, which has two filaments inside. One works for the main tail light and the other is activated when the brake light switch is activated. Many times, one or both of these filaments will...

Thank you for your inquiry. The valve cover seal is a common failure item and generally and easy fix. In your case, the upper intake plenum/manifold wraps over the top of the engine and must be removed to complete the...