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Is It Safe to Drive With the DPF Light On?
Diesel particulate filters are intended to reduce soot emissions by as much as 80%. When the filter fails, the DPF (diesel particulate filter) light will come on. It indicates a partial blockage...
Symptoms of a Bad or Failing Crankcase Vent Filter
Common signs include oil leaks, excessively high idle, and a decrease in engine performance, power, and acceleration.
How to Replace an Air Injection Pump Filter
Air pump filters may be failing when the engine has a rough idle and is sluggish. Reduced fuel economy may also indicate a bad filter.
5 Commonly Overlooked Vehicle Maintenance Items
Brake fluid, auto transmission fluid, and coolant flushes, as well as cabin filter changes and valve adjustments, are all important services.
How to Replace Your Air Filter
Before it can enter the engine, the engine air filter traps any dust and debris by acting as a shield, blocking its path. Over time, however,...
Symptoms of a Bad or Failing Air Pump Filter
If your engine is running sluggishly, the Check Engine Light is on, or there is a rough idle, you may need to replace your car's air pump filter.
How Long Does an Air Pump Filter Last?
In any vehicle that has an emissions system, otherwise known as a smog control system, it is vital that the air that enters the system is free of contaminants and debris....
How Long Does a Crankcase Vent Filter Last?
The crankcase vent filter is connected to a breather tube that connects the crankcase and then has access outside to clean air. The clean air then flows back in through the...
How Long Does a PCV Filter Last?
The Positive Crankcase Ventilation, also known as a PCV valve, helps relieve some of the excess pressure produced in your vehicle's crankcase. Using a filtered air flow, the PCV system draws fumes and vapors...
How To Replace a Cabin Air Filter That’s Behind the Glove Box
Cabin air filters are a new feature found on many late model vehicles. These filters are responsible for filtering the air that enters the vehicle when the heating and air conditioning...
Symptoms of a Bad or Failing Air Filter
Check if your car's air filter is dirty. If you notice a decrease in gas mileage or engine performance, you may have to replace your air filter.
Symptoms of a Bad or Failing Cabin Air Filter
Poor air flow and an unusual odor can indicate it's time to replace the cabin air filter.
How Does a Transmission Filter Work?
The transmission plays a hugely important role in how your vehicle functions. It's connected to the rear portion of your engine and transfers power from the engine to the wheels. Without a transmission, a...
Which Filters in My Car Can Be Cleaned Vs. Replaced?
While it is recommended that you change out your vehicle filters on a regular schedule, you can extend the life of some filters by cleaning them. Eventually, though, all filters need replacing, because cleaning...

Related questions

Question
Jeeps stalls at traffic lights - 1979 Jeep CJ5
From the description it almost sounds like an air/fuel mixture issue. Possibly caused by unmetered air being sucked in at closed throttle. The vacuum system should be checked along with the intake manifold gasket. If no leaks are obvious, a...
Question
Van stalling - 1993 Chevrolet G30
Have your fuel pressure checked with the engine running, as well as checking for a dirty throttle body. Running out of gas may have stirred up sediment in the tank which has somehow found its way to the fuel injectors....
Question
Hi thanks for this chance. Based on auto indicator I took my car for service. I had to pay $586
In my opinion, I don't believe that you were cheated. These seem like fairly standard prices for those services. If you would like a point of comparison, you can enter your vehicle information and the same services into our estimator...
Question
Driver having trouble finding cabin filter & air filter
After a quick search it seems there are a few options available online. The vehicle service manual much like the ones the technicians at the dealership are available for purchase online. For the best results, inquire for an official copy...
Question
Check Engine Light is on and engine is quaking and stalling - 2006 Mercedes Benz C55 AMG
Hello. If the Check Engine Light has come on, then that means the computer has detected some sort of issue. I would rescan the computer to see if the same code has returned, even after cleaning the sensor. If cleaning...
Question
Does this transmission have a transmission filter that can or needs to be change at certain miles?
Most vehicles have an internal transmission filter that can be changed by removing the transmission pan. Some diesel trucks will have an external filter that can be changed just like an oil filter. The transmission filter is usually recommended to...
Question
Had a hole in the oil pan so replaced it. Ever since then the oil filter will spray out oil.
Try checking all of the fittings near and around the oil filter housing as well as the oil pump. Check to be sure the correct O-ring is sealing correctly when the oil filter is screwed on as this is a...
Question
Bad gas mileage and always runs in 4WD - 1979 Chevrolet K20 350 V8
Hi there, thanks for your question. Yes, these older Chevys do have full time four-wheel drive. There are kits available that will disengage the differential from the transfer case, but I've heard mixed reviews on how well they work. You...
Question
I have checked the oil level and the oil level on the dipstick is far over 'maximum'. Should I carry out a full service?
You should find out the reason the oil is overfull. If the oil is contaminated with water then you may have a head gasket blown. If the oil is contaminated with fuel then you may have a fuel injection system...
Question
oil seal filter leakage
There is a small o-ring that sits inside of the top of the oil filter that is intended to seal up to the bottom of the oil filter housing. If this is not properly mated with the bottom of the...
Question
I have a stutter at idle
I would recommend checking the mass air flow sensor. As you know this also contributes to the regulation of air flow into the throttle body. If this does not have the proper voltage going to it, this may also cause...
Question
Water linking only into the passenger side soaking the carpet.
Hi, thanks for writing in. It sounds like you may have a clogged AC drain from debris. I recommend having the drain cleaned out from the engine compartment. If you would like help, consider having an expert automotive technician from...
Question
Oil coming from oil filter
If the filter is not tightened properly the vibrations of engine can work the filter loose over time. If you tightened the filter and it was still leaking that means that there was a problem with the seal on the...
Question
Runs fine with the map sensor vacuum line plugged off
Hello, the map sensor is an input of engine load. When the map sensor is disconnected it will set a fault code which is emission base and check engine will come on,this cause the system to go into a default...
Question
My car stalls out in the mid of driving
Hi there. From the description you provided concerning your vehicle stalling while driving, the cost of repair is difficult to answer without actually verifying the fault. It could be any number of reasons for the engine to stop running. It...
Question
Oil relief valve issue shortly after oil was changed
I'm curious as to what "weight" of oil they put in. Most manufacturers now warn against using anything heavier than 10W30 for oil pressure relief valve (overpressure on cold start) reasons. While this is not common, overpressure due to a...
Question
What kind of modification/performance can I do to my car?
Hello - the best way to keep your Altima running like new is "attentive maintenance". Keep fluids (oil, transmission fluid, coolant) topped off and changed at recommended intervals. If your timing chain and associated components (tensioner, idler, chain guides, etc.)...
Question
Is it worth it to purchase the additional toyota maintenance care package they try to sell you when you buy a new rav4?
The first oil change is recommended to be at 10,000 miles and every 5,000 miles after that. Besides one air filter replacement and tire rotations the rest is basically all inspections for problems that may occur. For the amount you...
Question
I recently changed my cabin air filter and I saw more noise from the engine. Why does this happen?
Hi there. The noise you're hearing may not be engine noise. You may be hearing debris being knocked around the blower motor. The debris may have fallen into the blower motor when you changed the cabin filter. Remove the filter...
Question
Can dirty filters cause the truck not to get enough power to pick up speed?
Hi and thanks for contacting YourMechanic. Dirty oil can cause problems with the engine, but not in two weeks unless you are driving long distances on the highways. Adding oil will actually aid the oil, so no worries until you...

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