Popular questions

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I have a 2007 300 and if I get a jump it will start most of the time and later will need a jump again to start
I would start with having the battery load tested to see if the battery needs to be replaced. If the battery is good, I would then suggest having the alternator checked to determine if it is receiving the proper amount...
Question
Key turns in ignition but engine doesn't turn over
Hello there, many different faults can cause your car to not start when the key is turned. In this case the most likely faults would be a ignition switch, key cylinder, worn key, key transponder failure, or a wiring harness...
Question
Short Squeaking heard from the engine.
Thanks for writing in about the squeaking sound coming form your 2007 Porsche Boxster. Typically this type of noise is related to a loose alternator or serpentine belt, but commonly appears during acceleration as opposed to deceleration as you're...
Question
4 wheel drive will not engage.
Hello. There appears to be three different locations for the control module depending on the chassis. The 4wd control module will either be found behind a kick panel on the passenger side, inside the dash, accessible by opening the glove...
Question
The car doesn't idle without gas - 1995 Mitsubishi 3000GT
Hi there. It sounds like it either has some bad fuel in the tank and lines or a bad idle air control valve. As the vehicle has sat for a year, the fuel should probably be changed out and disposed...
Question
Engine overheats, heater blows out cold air, coolant boils in radiator
Sounds like multiple problems here. I would first correct the "no heater" scenario. This is likely the heater control valve not allowing what is clearly hot water into the heater core. The reason for correcting this first is that it...
Question
Wheels not turning
Sounds like you have got some serious drive line issues, is your transmission automatic or standard? Some of the problems you could be having could be burned clutch, seized pilot bearing, the final drive being locked up, or a problem...
Question
Knocking sound
The noise may be the serpentine belt tensioner vibrating, or the front engine damper is broken and causing a noise. If the noise is neither of these components, then an inspection would be needed to see what the possible cause...
Question
Every three months, catalytic converter and muffler must be replaced
I would start with checking the O2 sensor. This is what relays exhaust gas changes to the vehicle's computer. When this sensor is not working correctly, incorrect or misdiagnosed air/fuel mixtures are relayed to the vehicle's computer causing incorrect changes...
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When accelerating, car jerks back and forth - 1995 Chevrolet Beretta
This is not a safe condition under which to continue driving. If you have any warranty options with the dealer you purchased the car from, go back to the dealer, and seek satisfactory repairs that eliminate this condition. If that...
Question
Which is luxurious SUV with less vibrations
Hi there: Unfortunately, based on your budget for 9 to 13 Lakh (which if I remember correctly is an India currency) I'm not sure we can help you with this, as we are a US based company and have expertise...
Question
Car tries to die when I give it some gas.
A unmetered air leak can cause this symptom of the engine sputtering or dying on acceleration. Rubber intake boots and vacuum lines need to be checked for leaks. If no obvious leaks are detected then the intake system may need...
Question
got a new batter and it won't stay charged, alternaor or fuel pump?
You do most likely have a charging system problem since you can get a jump start and can drive a while on the charged battery until it gets low on voltage and no longer runs the computer and fuel fump....
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Transmission stopped forward backward
Hello. There could be an electrical problem with the transmission. Some of the wiring to the transmission could have been damaged from road debris or the computer for the transmission has failed. There may also be some internal parts of...
Question
Car smoking a lot
White smoke would indicate coolant burning, blue smoke would be oil burning. The smell can help you determine which as well. In any case, if the engine smokes all the time, out of the tailpipe, it is serious. If there...
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transmission wont engage most of the time and when it does it wont shift past 2nd gear
Hello, thank you for writing in. Automatic transmissions can be very tricky and complex. A simple flush may not correct issues that have led to a leak. Being low on transmission fluid means there is a leak somewhere, and that...
Question
Fuel pump stops and starts
It sounds like you may have either a poor connection to or from the relay, a poor connection to the fuel pump or potentially a fuel pump that is beginning to fail. When the fuel pump is beginning to fail,...
Question
Heavy shaking that stops at high speeds
Considering the mileage on your car, there could be some worn out pieces in the front and rear suspension. The links that attach the wheels to the body of the car have rubber pivot points that eventually lose their elasticity...
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Starting problem - 2005 Audi A4
This is a common sign of a failing starter relay. This is a unit that sits near the starter and directs power from the battery to the starter allowing it to engage the flywheel when you turn the key. When...
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Turn signal won't blink
Hi there. If the turn signals will come on, but will not blink then the flasher module has failed. This module is what turns the lights off and on when the turn signal or hazards are used. It is possible...
Question
Serpentine Belt broke How do i tell if its the Altenator
A lot depends on *why *the serpentine belt broke. If the belt broke after 120,000 miles simply due to age, that's fine, but if it broke because one of the rotating elements - the tensioner, pulleys, alternator pulley, and so...
Question
hard to shift into gear
Hi there. From the description you have provided, your clutch felt like it wasn't engaging/disengaging, the pedal feels a little spongy, could be the beginning stages of component failure. There should be no reason to bench bleed the clutch master...
Question
I hooked jumper cables up backwards now my truck won't fire off without spraying starter fluid
Determine if the fuel pump is actually running. The fuel pump should run momentarily at key on to pressurize the system. If it isn't running, you have an electrical problem. If the pump runs momentarily as is required at key...