Popular questions

Question
car surges when idle or in park. rpm bounce. car has cut off, but cuts back on.
It sounds like your idle air control valve could be failing. The idle air control valve is responsible for maintaining the proper amount of air into the intake while the vehicle is slowing down to a stop and resuming idle...
Question
Can Cold Weather Crack Your Car Windows or Windshield?
When considering if cold weather can crack your windows or windshield, it is important to first note that glass windows are under tension. As with any material, glass is subject to stress through expansion, and compression or contraction with...
Question
Tail light that comes on after the lens cover is tapped
This sounds like you either have bulbs that are going bad, or the more likely cause is a poor connection inside on the bulb socket. Have the light that is tapped removed and check each connection for loose pins or...
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How do I adjust the mirrors?
There are a number of mirror options for the vehicle, so here is the methods used to adjust each type available: Manual mirrors: If the truck is equipped with manual mirrors (i.e. not electronically controlled) then they can be physically...
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Air conditioner not working after a battery change
Hello. Thank you for writing in. At first, disconnect the battery and verify that all of the wires in the starting system and charging system are clean, dry, and tight. Make sure the battery cables are corrosion free, and have...
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After a fuel injector/throttle body cleaning, my Idle goes up and down constantly in park. When in gear it doesnt.
Hi DeShon. Thanks for contacting us today. Usually, when a mechanic cleans a throttle body and fuel injectors with a chemical additive, it's seafoam; which can be rather harsh on sensors and other fuel system components. This is often the...
Question
I have knocking in my engine. But then as I pick up speed it disappears. What could it be?
It sounds like you may have low oil pressure that may be causing some valve train noise as a result of the oil not properly reaching the top of the motor. This can happen for a number of reasons, but...
Question
My car won't start after replacing transmission
It will be hard to tell if a Check Engine Light code has popped up since the car won't run, but you can still hook up a code reader to see if there are any faults. Any codes present may...
Question
My car just cut off while driving and won't start again
Hello there, a few different faults can cause your 2005 Nissan to shut off while driving. A failing fuel pump is one of the faults that can cause this. Other likely problems would be the battery, alternator, battery cable, wiring...
Question
What does the 15% next to my oil light mean?
Hi, thanks for writing in. I'd be happy to help. This is telling you that your car has 15% life on the oil left, before it is recommended to change it. Make sure the person that changes the oil and...
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Low tire presure Advance track and service power steering now
As you may know your vehicle is equipped with electronic power steering which is very different from the traditional hydraulic power steering systems we have known for decades. To provide steering assistance, an electric motor mounted to the side of...
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It started an oily substance leak but oil level reads full. It soaked a piece of cardboard and gravel underneath in one night.
Even though the level reads full, it could still be an oil leak. It only takes a very small amount of oil to make a huge mess. Even just a few ounces would make a huge mess, but would be...
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Where is the camshaft position sensor located on a 2005 Saturn ion 2.2l?
Hi there, thanks for writing in. This engine does not have a camshaft sensor, but uses the ignition module to detect when cylinder number 1 and 3 are at top dead center using the coils internal circuits. You may need...
Question
what could cause my oil to not return to the oil pan?
If your vehicle has not had regular oil changes, sludge will form internally and may block oil return passages. After you warm it up, remove the valve cover cap and look inside to see if oil is building up. It...
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no spark
You'll need to look in the engine compartment's fuse box and check the ENG-1 fuse and all of the other fuses to see if you have any are blown. The crankshaft sensor's pink wire should have ignition switch power at...
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Why am I getting a whistling sound from my front wheels? Brake pads and rotors were recently replaced
If the pad is smoking that means that the pad is not retracting from contact with the rotor after you release the brake pedal. Failure to retract could be due to a stuck caliper piston (the shop may not have...
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2008 GMC Acadia Digital Display Issue
Claimed by Kevin Gainer
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There is a misfire on cylinder 2. I changed the cylinder and spark plug but am still having the misfire.
Hello. If you switched the spark plugs relating to two different cylinders and the same cylinder exhibited the same signs, then the issue is related to the other components on that cylinder. The test you performed was a great one....
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Do all brake rotors need to be changed at the same time?
Hey there. You do not need to replace all 4 rotors at the same time, but it is recommended to replace the rotors and pads as a set for each axle front or back at the same time. If the...
Question
Proper grease for ground conection on frame/body
I am one of those people who would recommend the use of dielectric grease. That is what GM tells us to use nowadays inside of connectors to prevent corrosion in the terminals of the connector. It will work well to...
Question
My 2010 Chevy Impala won't shift into any gear
Hello there. Usually when your car will not shift into any gear, it's caused by a damaged shift solenoid or speed sensor. It's also possible that an obstruction of debris exists inside the transmission hydraulic lines. To correctly diagnose this...
Question
My front tires are kicked out at the bottom of the tires. Ball joint problem?
What you are describing is negative camber. Many vehicles have slight negative camber to promote stability on turns but the amount is minimal, perhaps 0.50 to 1 degree. If the negative camber on your vehicle exceeds the factory specification, typically...
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had my fuel pump replaced and three days later my check engine light is on, why do I smell gas after driving?
If you were getting a fault code for Evap Leak or something similar, it may be due to the installation - saying this sight unseen of course. Noting that you smell gas, it's possible that the seal on top of...
Question
Traction control light
Your vehicle is equipped with wheel speed sensors at each of the four wheels which monitor wheel speed while relaying this information simultaneously to the ABS and traction control system which are controlled by the car's ECU. When the ECU...