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Top 10 Bad Car Symptoms You Should Never Ignore
Ignoring car problems costs more than fixing them right away. Never ignore if your car has rough shifting, a shaky steering wheel, or is smoking.
Symptoms of a Bad or Failing Coolant Temperature Switch (Sensor)
Common signs include poor fuel economy, black smoke coming from the engine, engine overheating, and the Check Engine Light turning on.
Symptoms of a Bad or Failing Starter
Common signs include the engine not turning over, starter engaging but not spinning the motor, and grinding noises or smoke when starting the motor.
The Best Used Cars to Buy If You Smoke
No lectures here – you know that smoking is bad for you. In fact, right now, only about 15% of adults in the United States smoke, and that means that over the years, motor vehicle...
How to Get the Smoke Smell Out of Your Car
If you smoke in your car it can lead to bad smells. Use baking soda and fabric freshener on car upholstery to remove the smoke smell from your car.
What Does It Mean When My Car Is "Burning" Oil?
Burning oil is usually caused by leaking oil that burns up on hot engine or exhaust components. Fix leaking oil to prevent expensive car repairs.
How Long Does an Automatic Timing Advance Unit Last?
The automatic timing advance unit is a component in vehicles with diesel engines. Of course gas and diesel engines both work on the internal combustion principle, but they are quite different,...
Symptoms of a Bad or Failing Fuel Hose
Signs of a bad car fuel hose are visible cracks along the fuel hose exterior, the smell of gas in the car, and visible fuel leaks under the car.
How to Avoid Muffler Repair
Mufflers break when debris builds in the undercarriage, the muffler rubs against driving surfaces, or there is smoke emitting from the engine.
Why Do Some Cars Have Really Smelly Exhaust Fumes?
Smelly car exhaust fumes mean that something is going wrong. It could be leaking fluids, a failing catalytic converter, or imbalanced air/fuel mix.
Why Do Diesel Vehicles Emit Black Smoke?
There’s a common misconception among drivers of gasoline engine cars that diesel engines are “dirty,” and that black smoke is emitted from all of them. That’s actually not the case. Take a look at...

Related questions

Question
Could a data read error for the oil pressure and sensor cause Smoke from tail pipes?
The smoke is unrelated to the issue you describe with the PCM. Some smoke at start up can be normal, particularly white smoke from condensation. However, continuous smoking after the first few minutes signifies a problem with the engine that...
Question
Hey any idea what my cars issue can be? First it stalled when I tried to leave park didn't accelerate and break wouldn't move, cu
If there was smoke, that means there is a leak and/or the vehicle is overheating. Those problems should be resolved first, or at least ruled out, because regardless of engine operating condition if you operate the engine while it is...
Question
my car engine is smoking. can I safely drive it to dealer? (10 miles)
It depends on the source of the smoke. If the vehicle is overheating, any use could quickly ruin the engine. If the smoke is from engine oil dripping onto a hot exhaust manifold, you could end up with an engine...
Question
Car wouldn't go over 50 mph I went over and next thing you know I hear loud knocking from the engine
The knocking is suggestive of a mechanical failure of some sort. I would first measure cylinder compression to get a basic idea of the condition of the engine. If it doesn't test well (too low and/or too much variance) you...
Question
I've changed valve seals and all gaskets I'm getting gray smoke from tailpipe in 2000 Silverado
Gray smoke suggests burning oil but you can use a scan tool to look at fuel trims and see if perhaps rich operation is contributing to the problem as well. With regard to replacing the seals, if the valve guides...
Question
Thin white exhaust when accelerating in 2012 Hyundai Sonota a problem?
Some smoke at start up can be normal, particularly white smoke from condensation. However, continuous smoking after the first few minutes signifies a problem with the engine that you should seek to have identified in an engine smoking diagnostic. If...
Question
Blue smoke from tailpipe
Bluish tinted smoke from the exhaust means that there is an internal oil leak into the combustion chambers from the valve guides, valve stem oil seals and/or the piston rings. Cylinder compression can be tested to get an indication of...
Question
My truck is smoking, shaking and leaking some type of oil. What's wrong now?
Check the engine oil level. If there's a sizable oil leak and if the smoke is due to oil leaking onto the manifold, the oil level could be low. If the level is low and you suspect a leak, just...
Question
Car is smoking, knocking and idling by itself.
Hello, thank you for writing in. The vehicle is overheating, and the other symptoms are related to it. If it has overheated passed a certain point, there may have been major damage done to the engine. At this point, the...
Question
Hello, i had my head gasket repaired and after 8 months it has started making white smoke come from exhaust again and I can smell
Hello, thank you for writing in. With white smoke coming from the exhaust, the smell of coolant, and the (very likely although unmentioned) lowering of the coolant level, it is quite apparent that the coolant is making its way passed...
Question
Temperature gauge goes up and down and I have to replace antifreeze daily
Hello, thank you for writing in. The smoke from the exhaust and the loss of coolant most likely means that your head gasket has failed, and is leaking coolant into the engine. The coolant gets burned up with the air/fuel...
Question
Volvo TAD734 GE was low oil pressure
Check the oil pressure as the throttle is increased. If the pressure goes up to 4 of 5 bar, then the bearings in the engine are worn causing the drop in oil pressure at idle. If the oil pressure remains...
Question
Smoking comes from exhaust under hood.
If you used any sprays while working on the spark plugs the smoke may be from the product heating up and burning off of the exhaust manifolds. Exhaust manifold gaskets will also smoke for some time when newly installed on...
Question
Nissan S15 blowing white smoke
Oil smoke is white with a bluish tint. It also has a distinctive oily smell. Burning coolant is white, and has a very sharp, acrid smell and will burn your eyes and nose. If you can warm the car up...
Question
White smoke coming from engine after car is turned off
Hello, thank you for writing in. The symptoms you are having are classic of a failed head gasket. While it can be expensive and time consuming to check the condition of the new head gasket, it is very possible it...
Question
My brother-in-law is fixing the car. First time yes it's been going on about two weeks finally the check engine light came on yesterday.
If the spark plugs are becoming coated with engine oil and there is excessive oil in the exhaust system, then there could be three symptoms to check. Symptoms PCV Valve could be plugged making the engine over pressurize and...
Question
Crank no start
Hi there. The issue seems to have a misfire with the spark plugs and wires. The smoke that is coming out of the breather on the intake or valve covers is caused by the fuel burning on the exhaust stroke....
Question
I have a 1999 saturn. It burns oil fast and has a lot of white smoke from my exhaust. It shakes mainly in idle. What's wrong?
Hi there. White smoke coming out of the exhaust is an indication that the cylinder head gasket is burned or the cylinder head is cracked. When coolant is in the combustion chamber, then engine will shake, the oil will burn...
Question
Car is idling at high rpm's and when the days are hot the car cranks but doesn't turn on and also exhaust is smoking when i rev it
Hello - your symptoms suggest worn piston rings or valve stem seals (smoking), and a possible air leak in the intake, or idle air control valve sticking open (high idle). Both are signs of a higher-mileage engine with significant wear....
Question
2002 Nissan Sentra GXE is smoking out the tail pipe. I replace a knock sensor and the code for the knock sensor still pops up.
HI there. There are different symptoms that create smoke that emits from the tail pipe. Here is a description of the different smoke for you to check: Smoke Types Blue: Blue smoke is an indication that the engine...

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