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How to Troubleshoot a Car That Makes a Loud Screeching Sound When it Starts
Cars make a screeching sound when serpentine belts slip or crack. Lubricate car belts or have them replaced to fix the screeching noise.
How To Troubleshoot a Car That Makes a Whining Noise When In Gear
Whining is a common car noise that cars make when being shifted from gear to gear. Test your car in different gears and check the fluids.
How to Troubleshoot Car Overheating Causes
Car overheating can be caused by low coolant, a faulty radiator fans, a broken serpentine belt, or a stuck thermostat. Stop driving an overheated car.
How to Troubleshoot a Surge Caused by Car Air Conditioning
Car air conditioning can cause a surge in the car engine if belt have slipped, the throttle body is faulty, or the idle control valve needs replacing.
How to Troubleshoot a Clicking or Popping Sound in Car Wheels
Car wheels make popping or clicking noises due to faulty CV joints, worn struts or drive belts, loose hubcaps, cupped tires, or loose suspension.
How to Troubleshoot a Car That Makes Clunking Noises Over Bumps
Cars that make clunking noises as they drive over bumps may have worn struts or leaf spring shackles, or damaged control arms or shock absorbers.
How to Troubleshoot a Clutch Pedal Sticking to the Floor
Clutch pedals in manual cars stay on the floor if there's a failed clutch release bearing, slave cylinder, clutch master cylinder, or clutch linkage.
How to Troubleshoot a Clutch That Won't Fully Disengage
A slipping clutch is a clutch that's not fully disengaging, which could be caused by a broken clutch cable, a hydraulic leak, or incompatible parts.
How to Troubleshoot a Gas Cap Cover That Won't Open
Gas cap covers, or fuel doors, get stuck closed and won't open if there's a faulty internal spring or lever, lack of lubrication, or bent fuel door.
How to Troubleshoot a Gas Cap That Won't Click
Gas caps click when they are secure. A damaged gas cap may be caused by a damaged gasket, gas tank filler housing, or debris in the fuel neck.
How to Troubleshoot a Gas Cap That Won't Come Off
Gas caps stick and won't come off when the gas cap is broken, there's a mechanical defect in the gas tank filler neck, or gas cap is locked.
How to Troubleshoot a Hesitating or Bucking Car
Hesitating cars and bucking cars often have worn out fuel filters, fuel pumps, oxygen sensors, EGR valves, spark plugs, or air filters.
How to Troubleshoot a Car Idling at a High Speed
Car idle speed increases or decreases if there are damaged fuses, idle control valve, throttle blades, ECM, or a vacuum leak.
How to Troubleshoot a Car With Clutch Noise
Clutch systems create noise if there is a damaged clutch master cylinder, clutch pedal, pressure plate, clutch disc, flywheel, or pilot bearing.
How to Troubleshoot a Car Exhaust or Engine Noise
Car exhaust systems and car engines make whirring, clicking, or sputtering noises if there's a faulty belt, alternator, water pump, or tension pulley.
How to Troubleshoot a Parking Brake or Emergency Brake That Won't Engage
Emergency brakes won't engage if the parking brake lever or pedal is out of adjustment or there are worn brake shoes or brake pads.
How to Troubleshoot a Parking Brake or Emergency Brake That Won't Hold the Car
Emergency brakes won't hold a car if the parking brake level is stuck, the parking brake cable is stretched, or the brake shoes or pads are worn out.
How to Troubleshoot a Parking Brake That Won’t Release
Emergency brakes won't release if there's a damaged parking brake, return spring, rear caliper pivot arm, or a caliper with a stuck piston.
How to Troubleshoot a Small Engine Problem
Small car engines need attention if the car won't start, there's a loss of power, the car stalls or overheats, or if the car backfires.
How to Troubleshoot a Power Moon Roof That Won't Open
Car moon roofs won't open if the tracks are clogged or the cables, electric motor, or moon roof switch is broken.

Related questions

Question
ABS and brake light is on
If the ABS warning light is on, that means that there are downloadable ABS diagnostic trouble codes, much like the codes you would download if you have a Check Engine Light diagnostic. The ABS trouble codes will give a general...
Question
My car won't start - Hyundai Elantra
The first step that should be done is to have a certified technician, such as one from YourMechanic, download any error codes for you and diagnose your illuminated Check Engine Light. If you have a professional digital scanner, you can...
Question
Truck cranks but will not start
Of course, check to see if any diagnostic trouble codes have been recorded by the PCM. Check fuel adequacy and pressure (note, "old" fuel can result in no start) and check for function of fuel injectors. If you suspect inadequate...
Question
Engine code says my thermostat is bad but nothing seems wrong with my car.
Your vehicle is probably covered by GM's 5 year, 100,000 mile Powertrain Warranty. Consequently, you may be entitled to a free warranty repair of this thermostat issue, which issue by the way is not particularly unusual and so the dealer...
Question
slip indicator light staying solid
The solid illumination of the slip indicator warning light signifies a malfunction in the Vehicle Dynamic Control (VDC) system. VDC is a version of "electronic stability control" and is a very useful safety feature. Occasionally, the slip indicator light comes...
Question
I replace the thermostat and was told to drive it for engine light to go out but its still on after 5 days what can i do?
Anytime a vehicle repair is performed to remedy faults that arise from a check engine light (CEL) diagnostic, at the conclusion of the repair, a professional mechanic uses an appropriate scan tool to turn OFF the check engine light. The...
Question
Windshield wipers working intermittently, & sometimes won't shutoff
If there is a switch malfunction, it's possible that such could explain both faults. If the problem is not in the switch, then there could be a bad relay in the circuit (if so equipped), loose fuse, bad ground, and/or...
Question
Vibration and noise from front of vehicle
Vibration felt through the steering wheel is often due to tire/wheel imbalance although irregular tire wear and/or tire belt defects could be implicated. Sometimes vibration has multiple causes, so for example vehicle suspension components could be loose or worn and...
Question
Cost for transmission replacement
Re-manufactured transmissions for this vehicle cost in the neighborhood of $3,000, not including installation. Prior to deciding to re-build the car's existing transmission (a good, lower cost option) or replacing it with a re-manufactured unit (a higher cost option), the...
Question
I have a Chrys 300, when I turn it on and put it into drive I hear a grinding noise. I think it's the drive shaft or differential.
Billing question sent to CS for the cost to repair the driveshaft or differential from making a grinding noise.
Question
Truck won't turn over
The battery should be load tested by a professional. Load testing can only be reliably performed on a fully charged battery. If the battery passes a load test be sure it is NOT a marginal pass in which case you...
Question
No start
If Diagnostic Trouble Codes were downloaded, those codes would really would be key to advising you. If there is no spark, obviously all ignition system components are possible suspects but if the coil(s) and spark plugs are new, the crankshaft...
Question
I'm debating on buying an Audi A4 today , the owner claims that it needs a vaccume tube but say it won't crank or start,
A vacuum tube is a rather mundane part, usually low in cost, and thus the quickest way to get an answer is to install the tube and see if the vehicle starts. If the battery is dead, simply re-charge the...
Question
Vehicle Service Light
If you are referring to the check engine light on your vehicle occasionally the cause of it illuminating is the gas cap is loose. If the rubber seal on the gas cap is intact and the cap is tight, all...
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
Do I really have an engine problem?
If the check engine light (CEL) has illuminated that does signify that there is an issue with the engine and/or a part of the "engine management system". You should get it checked out especially as it is possible that the...
Question
Check engine light is on. I dont know what to do about it.
In order to have your check engine light is on checked you should have YourMechanic or another mechanic do a check engine light inspection. This inspection will scan the computer and retrieve any stored codes in memory. The codes received...
Question
my 04 eclipse wont start no spark from plugs or anything i was driving and it just shut off i replaced timing belt crank sensor an
In the event that diagnostic trouble codes have been set by the PCM, downloading those codes will greatly narrow the possibilities that you have to consider. No spark could be due to bad grounds (possibly in the plenum area; see...
Question
Check engine light came on and car stopped
A failure such as this could be due to the fuel pump failing or essential sensors such as the crankshaft or camshaft position sensors failing. It is likely that diagnostic trouble codes have been recorded by your vehicle's PCM (powertrain...
Question
Do you provide parts when repairing like o2,sensors
Yes, of course, any needed, or desired, repair parts can be made part of any repair order so that you do not have to go through the time and trouble of researching and procuring repair parts. I see you are...

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