Popular questions

Question
Car won't start, makes single "clunk" noise when key is turned.
It looks like the engine oil was contaminated with coolant and since the number 4 cylinder has a problem then you most likely blew a head gasket by that cylinder. The starter may also be bad if you cranked it...
Question
My odometer reading is gone. How can I bring it back? 2013 Nissan Versa.
There should be a small button on the dash that enables you to change what is displayed on the screen. I would recommend pushing this button until the odometer comes back. If this does not work, it is possible that...
Question
Auto/Emergency Locking Retractors not locking on 3rd row 2011 Tahoe. How to fix?
These (seat belt assemblies) are not repairable, or serviceable units, and must be replaced by OEM dealer supplied parts if faulty. However, these systems are very robust and thus it is not likely at all that the seat belts are...
Question
Battery saver mode
Hi There, Usually, this happens when there is a problem with the battery, such as a bad connection or potentially a weak battery. Since you have replaced the battery, this is not likely the case. This can also happen when...
Question
Can i put something down gas tank to see how much gas I have?
The filler neck on most vehicles will have a rollover valve that is connected to the end of the filler tube, on the inside of the tank. So, unless someone has removed the rollover valve, you will probably be unable...
Question
if my ABS,tracking light and ESP light on will it still pass inspection
Your vehicle will not pass inspection with this light on. You may have a bad speed sensor at one of the wheels. Have the system scanned for stored codes so the system can be diagnosed.
Question
I have a oil leak and i have noticed that there is oil at the top of my hood and on the right side by the tire. What is causing th
Hi there: Usually when oil is splattered all over your engine compartment, it's due to oil leaking from the front or side timing cover or oil seal. When the oil leaks out, it hits the serpentine or drive belt and...
Question
Master cylinder went out, now there is a loud noise coming from the brakes.
Brake noises are not generally associated with the master cylinder. A failed master cylinder can cause a low or spongy brake pedal but generally does not make any noises. If however you hear a loud hissing sound when the brakes...
Question
My car keeps randomly jerking, while the RPM jumps up to 5000+ & then goes back down, while I'm driving at a steady speed.
Hello and thanks for writing in. What you are describing sounds like a dirty or faulty mass air flow sensor. The mass air flow sensor monitors air intake as it is mixed with fuel prior to being injected into the...
Question
I have code c1223 in the car i have problem in the brake and the ABS light or VSC is not alarming in the dash.
Hi there. Unfortunately when you get this code on this vehicle it is due to an internal malfunction of the ABS unit. In some cases it can be a bad connection or a power supply problem so those should be...
Question
Having problems with door locks on 08 Cadillac CTS. Driver side door especially and will not lock or unlock with key. Others loc
This is often related to a malfunctioning door lock actuator, a blown fuse or a faulty power door lock switch. When you use the door lock switch in the car it sends a signal to a relay which then activates...
Question
How do I use my automatic dimming rearview mirror?
Driving can be difficult, and even dangerous, with headlamps and lights from behind creating glare. Luckily, your vehicle’s rear view mirror comes with a dimming feature. You can find your rearview mirror on your ceiling, centered above your console,...
Question
Code p0037: Bank 1, Sensor 2 H02S Heater Control circuit signal had low voltage for a pre-determined period of time
Hello. If your oxygen sensor is reading low then it may be possible that it needs to be replaced. If there was a blown fuse or disconnected wire then there would be no signal at all. If the oxygen sensor...
Question
Does extreme cold weather cause a car to heat up so fast,temperature gauge getting to the top
Hello, thank you for writing in. If you have only water in the radiator, and no antifreeze then more than just overheating can happen Often the freeze plugs in the engine will pop out causing issues, the engine block can...
Question
Replaced bad lifter but still getting intermittent misfire code on #6 cylinder - wires, coil, plugs all replaced so now what?
You might have a vacuum leak around the intake to that one cylinder. If so, that can cause a random misfire. If the lobes on the camshaft are worn, that can cause a misfire and other inefficiencies as well. I...
Question
mercedes don't start when cold
Hello, thank you for writing in. Vehicles often have a hard time starting when the weather is cold. There is not much you can do besides stay on top of your regular maintenance. With that being said, make sure your...
Question
Transmission oil capacity
The transmission oil capacity after an overhaul is 9.5 quarts. If you are servicing the transmission then expect to use less than 5 quarts, unless you're having a transmission fluid exchange with a fluid exchanger at a shop. A certified...
Question
Transmission issue, Overdrive light is on 2005 F150 4.6l.
Hello. We will be happy to help you.A flashing overdrive light means that the transmission is going into limp mode. Limp mode is a safe mode where the transmission will try to protect itself by limiting RPMS and acceleration. The...
Question
Brakes locked after the car is parked for a while
Hello. If the brakes are locking up as the vehicle sits, then you typically either have an issue with the drum brake shoes catching on the backing plate or if all four of the brakes are locking up then you...
Question
Rear differential won't spin driveshaft, starts to turn then locks up.
Hello there, many common faults will prevent your driveshaft from spinning on your 2003 Mazda. Without knowing which model you have I can only offer general advice. The most common fault would be failing u-joints or worn ring and pinion...
Question
What is the tire and loading information label and where do I find it?
The tire and loading information label provides with a lot of important information about your tires, about the load limits on your car, the tire pressure and a lot more. Knowing where to find it and how to read it...
Question
What does the Engine Oil Hot, Idle Engine message mean?
The Engine Oil Hot, Idle Engine message can appear on your driver information center (DIC). When the DIC displays this alert, it means that the temperature of the engine oil is too hot, and the car should not be driven....
Question
What does the Service Battery Charging System message mean?
The Service Battery Charging System message can appear on your driver information center (DIC). When the DIC displays this alert, then the charging system for your battery is not operating properly and needs servicing.
Question
AC not blowing cold air.
It could be that there is a leak, or you may just need your refrigerant topped off. A/C is not something you can service yourself at home because it requires professional equipment. I suggest you take your vehicle to a...
Question
How do you use the interior lights?
Your car is equipped with a number of different interior lights. They’re designed to provide better illumination for getting into or out of the car in low-light situations. You can control when some of them come on, as well. Here’s...