Popular questions

Question
P0380
The glow plug wire harness is not the entirety of the circuit. The circuit fault represented by P0380 could arise in the wiring to the harness that you replaced, including the ground connection. To determine the integrity of the remaining...
Question
Car shakes and vibrates
I would recommend having the check engine light codes read by a qualified professional to determine what the cause of this issue is. When the check engine light in your vehicle comes on, trouble codes are then stored in your...
Question
Idles rough and when accelerating takes time to build up speed
Hi Paul. It certainly appears you've covered most of the bases in regards to tracking down a misfire. However, the problem with a flood or excessive water (like you've explained) is that quite often, electrical harnesses will become damaged and...
Question
Car independently downshifts on startup
There seems to be a problem inside the transmission and the code that has turned on the Check Engine Light may point to it. Other vehicles having similar symptoms have had faulty torque converter clutch solenoids or line pressure solenoids....
Question
Need to locate the oil filter on a 2001 Oldsmobile Silhouette
Hi there. Although this video is for an Alero, the motor on your Silhouette is identical. You can watch the video to see where the filter is located and how to remove.
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When i start my car it makes a knocking noise
Based on your description, I would recommend checking your oil level to ensure that it is full. The noises you are hearing can often occur due to a low engine oil level. This could be because of a leak or...
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Car shuts off in neutral and in park
Hello. We will be happy to assist you. There are few things that I recommend you have a technician check on your vehicle. Being that coolant sprayed everywhere they would want to check the electrical connectors and wiring for any...
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We are getting a fuel pump replacement on a 2007 gl450 and the dealership is quoting us $2500 this seems unreasonable is it?
Hi Daniel. Thanks for submitting your question today. You are correct - that estimate is outrageous. However, it's on PAR with typical Mercedes-Benz, BMW or other European OEM dealership repair costs. In support of the dealer, the fuel system on...
Question
Does not idle
Hello. Low idling issues can be caused by several faults. Typically they are an effect of poor fuel and spark efficiency. When diagnosing this type of issue, you will want to start with the easiest parts to check, and work...
Question
Casite sealant vs fix a flat
Hi Andrea. Thanks for contacting us today. To be honest, if at all possible, none of these products should be used to fix a flat tire. Essentially, both products work by introducing a chemical formula to burn the inner lining...
Question
Loss torque on accelration
It sounds like you are experiencing a lean condition and engine pinging. The most common fault I have seen for this is when the mass air sensor causes the engine to go too lean. When you look at the scanner...
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I've got a 2012 328i, twin turbo 4 banger. Tpms malfunction, says all four tires are flat but they're obviously not. Advice?
Hello. If the TPMS system is showing that all four tires are flat then they are either low in air pressure, or there is an issue with the TPMS system. I would first check the air pressure on all four...
Question
How Are Car Mirrors Used Correctly?
Automotive mirrors are one of the most crucial aids used in safe driving. When properly adjusted, they allow the driver to quickly see objects and other vehicles that are around you without turning your head or losing focus on your...
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Cost to change old fuse 2008 Mazda 3
Fuse replacement averages $72 to $91 but you can get an exact quote if you click on "Get a Quote" at YourMechanic's fuse replacement service page. Fuses are located in a variety of spots in the car including in an...
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My car is an 2011 Chevy Malibu as well it'll drive as far I want it to go. But as soon as I come to stop, rather that be a stop si
Hi Brian. Thanks for contacting us today. There are several things that could be causing this gradual issue, ranging from a mass air flow sensor that is faulty, to the EGR valve being clogged with debris. Although the fuel treatment...
Question
Car randomly died while driving, initially tried to turn over but now no power at all, scanner not piling up any codes.
Hi there. There could be an issue with the battery or the electrical system for the vehicle to stall out randomly. Check the battery for any loose connections and to see if the battery is fully charged. If there is...
Question
I got code p0229
A P0229 is a fault in the throttle position sensor: the sensor that tells the computer how far you are stepping on the accelerator. On the Passat, it is part of the throttle body. The Throttle body has redundant sensors...
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Need help with a reduced engine power warning light.
Hello - first thing to check is what problem code remains set. If still a TPS, double-checking the wiring at the throttle body, and also checking the throttle pedal actuator sensor. This is the "transmitter" whereas the throttle position sensor...
Question
When I turn the car on a cold start the rpm goes up and down a tad bit at the same time the engine starts to shake
You may be feeling the a/c cycling too fast and may have a leak or problem with the a/c system. This is cause for noise when you turn off the car ad hear the hissing noise. You will need to...
Question
Accidentally ruined ECM reconnecting battery with ignition switch on
From what you've described, you may have hurt the ECM when you did this but at least it starts. You may be able to test the system to see if the idle air control valve is the faulty component that...
Question
Car rattles after starting
Hi. It's difficult for me to say without hearing the noise firsthand, but there are a couple things that come to mind. The first is the hydraulic valve lash adjusters. The lash adjusters use oil pressure to keep the lash...
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I need to know how to remove the, axle nut/hub on drivers side? After the tip of screwdriver broke off trying to take it off.
I am not sure where you broke off the screwdriver but the nut is tightened over 200 ft lbs of torque and you may need to use an impact tool to get it off. If you need assistance then have...
Question
Car running hot
If the vehicle was not overheating prior to the replacement of the water pump, there are two obvious possibilities: when adding coolant back to the system, all air was not purged from the cooling system; and/or, the water pump doesn't...
Question
Grinding in front right wheel
Hello, and thank you for writing in. When dealing with these issues there needs to be a general inspection done of the drive shaft, transfer case, differentials, and axles. Look for any obvious signs of damage, fluid leaking, or parts...