Popular questions

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What oil should I use in my 04 Audi A4 3.0L V6 Quattro S Line, either 5W30 or 0W40-10W40?
Viscosities of 5W-40, 5W-30, 0W-40, and 0W-30 are all specified for your model, the main selection criteria being the ambient temperature you are operating in. If you are in Alaska, use 0W-30. If you are in the southeastern desert, use...
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What Does Cold Weather Do to Engine Hoses?
Engine hoses are constructed of rubber compounds (EPDM) that are designed to operate in a wide variety of adverse conditions, including temperature variations. Cold weather (above 0 ℉) has the effect of stiffening the hose material. When combined with the...
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Why is my engine light on in my 2008 VW Jetta
Hi there. If the check engine light came on for the gas cap and then for the fuel pump, either there is an electrical issue around the fuel tank causing the fuel pump to have a intermittent issue, or the...
Question
Where is located input speed sensor
Hi there: The transmission speed sensor is connected to the transmission on most Dodge cars, including the 2007 Dodge Nitro. This video is a good one to show you how to replace the input speed sensor. If you review this...
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I have a 2012 ford focus se hatchback, and i got a message in on screen saying my transmission was hot and it needed service now.
You should have the fluid levels checked first and then scan for failure codes. If your transmission is overheating then this is from lack of cooling or it is just a temperature sensor inside the transmission that is not reading...
Question
Service light turns on momentarily when I start my car
This light comes on every 7,500 miles to remind you to service your vehicle. This indicator is manually reset, however, and should not be used as a guideline for actual service. So, it doesn't mean anything is wrong with your...
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abs light on brake line broke have been replace I bleed brake line but brake pad still go to the floor now wheels lock up
Hello. If the brake pedal is going to the floor then that means that it is not building pressure. If the brake system has been fully bled and there is no air in it then most of the time it...
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Car wont start but cranks 1998 Nissan Altima
Hey there, thanks for writing in about your 1998 Altima. You may have a crankshaft or camshaft sensor causing the no start. You can scan the computer and watch the data to see if one or both of these sensors...
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Can I replace my rear flat with a donut and leave it sit on the donut for several months before replacing?
The vehicle should be okay as long as it is not driven. The temporary spare is designed to go only 50 miles. It does not have any time limit but only a mileage limit. It may need to be replaced...
Question
Can you tell me how to remove the charcoal canister in a 02 hyundai sonata 2.4l it needs the foam replaced
To remove the canister, perform the following: Remove the two bolts that hold the canister onto the car and drop it down. Then remove the bolts that secure the canister to the shield cover. Disconnect the wiring harness to...
Question
Car has P0441 (emission code),mechanic states it could cost from $50-$700, it has multiple things wrong, where to begin?
This trouble code relates to a purge flow malfunction. The evaporative emissions purge valve takes fuel vapors in the tank and introduces them into the engine in an effort to reduce emissions. The problem can be as simple as the...
Question
Limp Mode - SPlutting
The check engine light indicates that there is likely something wrong with the engine or transmission in your vehicle and will usually come on in conjunction with the vehicle going into the reduced power mode. This happens when the vehicle...
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Filled in regular instead of premium fuel, CEL came on, P0022 code
Hello there, the P0022 code is indicating that the car's computer has over-retarded the engine timing. This makes sense with the 87 octane gasoline used instead of the 93 octane gasoline. The car was most likely attempting to adjust to...
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Overheating, blowing cold air, and engine block shakes when in neutral or park.
Hello, you are probably right, with little to no flow of the coolant being the issue. This would have to be inspected for head gasket failure. The coolant fans are on because the computer reacts to overheating inputs. Over time...
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Air in power steering fluid after radiator replacemant
Hi, thanks for writing in. This is a very unique design - the radiator fan uses power steering hydraulic fluid to operate. Your husband likely opened the power steering lines during radiator replacement, allowing air to enter the system. Fortunately,...
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Engine runs but the car does not move.
Check the transmission fluid level and see if its low. If the fluid is full and red in color, then the transmission is slipping. You can try flushing the transmission fluid and changing the filter. If that does not have...
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What is the anti-lock brake self-test?
The anti-lock braking system (ABS) on your car is designed to conduct a self-test every time you crank the engine. During the test, the ABS light on the dash will turn on, and then should go out after a few...
Question
Stuck in 4*4 low
The transfer case uses an encoder that is mounted on the transfer case that senses what range the transfer case is in. The encoder gives the transfer case module feedback when it switches the transfer case motor to to different...
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Airbag light on; horn and cruise control don't work
This is almost certainly an issue with the clock spring on your vehicles steering column. This is the part that allows steering wheel electronics to be connected without wires so that the steering wheel can be turned without risking a...
Question
How do you use the automatic heater and air conditioner?
If your car is equipped with an automatic climate control system, using it is actually very simple. Here’s what you need to know. For the heater and air conditioner to work in auto mode, you need to first press...
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Could my tires be causing limp mode?
Hello - I don't believe different tire sizes would cause the transmission to go into limp mode. Different tire diameters WILL cause the ABS system to alarm, and turn on the ABS light (and the traction control system if your...
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the lights on my dash board do not work and my gas gauge always says its empty with the gas light on even though i fill up my tank
Hi. It sounds like your instrument panel cluster or IPC needs to be rebuilt or replaced. Over time, the bulbs eventually burn out as do the bulbs in your lights at home. The gauge's movement is controlled by an electronic...
Question
My check engine light comes on when I turn on my ac
Hi Mark. Thanks for contacting us tonight. The check engine light is a generic warning light indicator that will illuminate when an OBD-II trouble code has been triggered and stored in the ECU of your Buick. By having a professional...
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My daughter's check engine light came on with a code of P1004 on a 09 Dodge Charger. We changed the short runner valve, the light
The short runner valve actuator that you replaced is just the electric motor that moves the short runner valve to its correct position. However, the problem is likely that the valve itself within the intake is sticking. Using an appropriate...
Question
Both headlights went out (not at the same time) for 2013 Cadillac ATS. Checked fuses looked ok. Could both halogens go out at arou
If the bulbs are both the same age, it would not be exceptional for them to fail at around the same time. A standard halogen headlight bulb could operate as long as 1,000 hours or so. A long life bulb...