Popular questions

Question
Engine replaced, check engine light on again
Hello. There are several reasons why the Check Engine Light is on, but the Check Engine Light is not always an indication that the motor will need to be replaced. A Check Engine Light that is steady may indicate a...
Question
Car will not shift into reverse or park.
Hi, thanks for writing in. Try turning the car off then shifting it to park. If that works, most likely the causes are the brake light switch or the transmission control module. From previous experience working in a Mercedes service...
Question
My 1999 Chevrolet mini sport van shakes and runs rough while stopped but if I put it take it out of gear it smooths out
Rough idle could be due to a bad tank of gasoline, dirty fuel injectors, incorrect idle speed, exhaust restrictions, vacuum leaks, uneven cylinder compression, incorrectly installed or damaged spark plugs, a defective or clogged fuel pump or fuel filter, failing...
Question
car turns over several times before starting.
The problem depending on vehicle sounds like you are losing fuel pressure when you turn off engine. It may have a bad fuel pump or pressure regulator. Have pressure tested to see if it holds pressure after turning off engine?...
Question
What does the heat error warning mean?
When the CD player is in use and gives you the Heat Error warning, then the CD player is operating at too high of a temperature. Turn off the audio system, and give the CD player sufficient time to cool...
Question
I have questions about my 2009 kia spectra's CEL and the codes I had read. Car run's good and was running good when light came on.
Given the three codes, a known issue with sensor wiring in that vehicle (to be discussed momentarily), and only 89,000 miles on the engine, I would judge the likelihood of sensor failure to be "average". That is, there are lots...
Question
Brake pads replacement
Hello, thanks for writing in. Generally most brake pads have a specific thickness tolerance that is used to warn the owner of the vehicle of when it may be time to replace the pads. What this means is that you...
Question
Front rotors are wearing way too fast
Brake performance and wear reduction are two very popular modification questions for most vehicles. There are many options available that can extend the life of the rotors and/or pads. Look for rotors that are drilled and/or slotted. These types of...
Question
Heat won't turn on with car running.
Hi there. With the Fusion vehicles, I recommend turning the defroster on high before you shut off the car to the day before. This way when you turn your car on by remote start, the defroster system will be working...
Question
What does the parking brake warning mean?
If your parking brake is on, you’ll see the Parking Brake light on the dash. However, you will also see a warning shown in the vehicle information display that tells you the parking brake is set. This warning is meant...
Question
First my trac off light when on. brakes were barely working and car was shaking both at 10mph or less and when idle. what's wrong
I would recommend removing the fuse for your ABS system. This should cause the ABS light to come on. When the ABS light is on the ABS system will not work. Then drive the vehicle and see if the fault...
Question
The powertrain warning light comes on when I'm driving...then all other warning lights illuminate and the speedometer and all othe
I don't see any published Service Bulletins relative to your issue or comparable complaints (NHTSA database, etc.). Consequently, your situation will have to be diagnosed through the usual testing. What I would first suggest is determine if any trouble codes...
Question
No start condition
Hello. If your issues began after you removed the turbo lines then the first thing I would do is go back and make sure that all of the hoses and lines were reinstalled correctly. Any sort of boost or vacuum...
Question
Passenger seatbelt light stays on
Typically, when you have a passenger seat warning light on, there will be diagnostic warning codes associated with it, that can be pulled using a diagnostic scan tool. Normally, they will show that there is a problem with a seat...
Question
key won't start engine
It is possible that you could have one of two issues. You could be experiencing a bad alternator problem that is causing your battery to be drained and become faulty well before it should be. In this case, I would...
Question
How do I use the lower anchors and tethers for children (LATCH) system?
The lower anchors and tethers for children (LATCH) system is a key safety feature in your vehicle, that helps secure a child restraint system. The LATCH system accomplishes this by latching the restraint to the vehicle via anchors and tethers....
Question
No heat coming out of vents?
Hi There, The leak coming from the cracked thermostat housing may have caused an excessive amount of coolant to be leaked out of the system which impacts the functionality of the heater core. The [heater core]((https://www.yourmechanic.com/services/heater-is-not-working-inspection) is a small radiator...
Question
Battery not staying charged
Hello. The battery is basically a storage device that requires constant charging from the alternator. I would have your alternator tested. If the alternator is not the problem, I would check for a parasitic draw. This happens when something in...
Question
What does the Intelligent Key system fault Warning Light mean?
The Intelligent Key system fault Warning Light is located on the instrument panel. This light illuminates when the Intelligent Key system is not operating properly. If you notice that this warning light is on, have your system serviced as soon...
Question
hi how long should my brake calipers last?? based on other mercs etc
Brake calipers, associated torque plates and sliding pins should all be thoroughly cleaned and rebuilt every time you have to change the brake pads. These parts are subject to corrosion, brake grit, dust and dirt, and extremely high heat. If...
Question
Green key imoblizer blinking and car won't start until it stop blinking
You may have to get the system reprogrammed. I have seen cases where the battery goes below a certain voltage, or a voltage surge happens, causing the system to lose its programming. You will need to have the dealer reprogram...
Question
car shaking randomly at various times
Hi there. Typically when you don't have a fuel or ignition system component failure, a vacuum leak or loose motor mounts will be the source of this type of vibration. If you're having this vibration all the time, I would...
Question
Backfiring and sluggish
It sounds like you may have a misfire or a timing problem causing the motor to backfire. Engine misfires can be caused by many different problems and are generally caused by either a spark or fuel issue or in some...