Popular questions

If there is no starter motor operation, check for presence of 12 volts at the starter solenoid when the key is held in the start position. Check for voltage drop on the heavy gauge wire from the battery to the...

From your description, it sounds like a professional mechanic with great electrical diagnostic skills, like a certified technician from YourMechanic, will need to look at the vehicle, with or without a wiring diagram, to get to the bottom of the...

Hey there, thanks for writing in about your 2007 Mercedes Benz E550. The car alarm in many of the later model Mercedes vehicles has it's own set of small batteries. When these batteries go bad, they will automatically set off the...

Hi there. When this transmission starts sticking in gear like this it is typically the first sign of an internal transmission failure. The solenoid pack should not have to be installed prior to checking the transmission pressures to see if...

You may have a clogged heater core that may be prohibiting the outer linings of the heater core to get hot. As you know, the heater core is a series of tubes that the coolant runs through that generates the...

Since you have already had vehicle worked on by a mechanic that could not fix the issue then i would suggest having a mechanic like one from yourMechanic come and check the problem and do a diagnosis to see if...

It’s not recommended that you ever install a booster seat in the front passenger seat of your car. Children under 13 are safest in the back seat. However, if you have no choice, here’s how to do it safely. ...

Hello. Stalling can be caused by many things. If you believe it may be the fuel system then a few components to look at the vehicle's fuel pump, fuel pressure regulator, and injectors. An issue with any of these can...

Hello, it is very likely that you simply need a new battery but there are also other possibilities such as a bad alternator or starter that could display the same symptoms of a slow start:; therefore it may be best...

If the transmission is slipping you may simply have a low fluid level. I would recommend checking the fluid level as the first step. If the fluid level is low have the system topped off and see if anything changes....

Usually power steering systems have a pressure hose that goes from the pump to the rack and pinion there is a return hose that goes from the rack and pinion to the reservoir and then there is a feed hose...

Hello - first task is to extract the problem code(s). There is a problem with the the engine/transmission setting the "Check Engine" (the wrench symbol), but only the codes will guide you to what specific problem needs attention. Given the...

Hi there. You will want to start by testing the fuel injector that has tested bad. This can be done using a multimeter. If the resistance of the injector is out of specifications, you will want to replace it. If...

Hi there. Different people who check the emissions on a vehicle may only check the computer and the gas cap. They may not check under the vehicle for any signs of fuel leakage. That is probably why the vehicle passed....

If the check engine light is on, downloading the trouble codes that have been recorded by the PCM will aid in the diagnostic. The battery warning light means there's something wrong with the battery and/or charging system. The battery should...

Failure to crank, that is no starter motor operation, does not implicate the fuel pump circuit in any way. First, the battery should be load tested to determine if it is usable. Batteries can "appear" charged but actually be useless...