Popular questions

Question
EVAP Small Leak Code P0442 Lit MIL. Code cleared, has not reappeared. But, Diagnostic tool still shows Emission Related DTC's
In order for all the monitors to clear you will have to do a lot of driving to see if it clears. The last two to clear take highway driving at a steady speed to clear and may take a...
Question
Steering stopped working while I was driving
A recall on Ford Escapes came out in 2014 related to this issue. The torque sensor on the steering column is the likely cause of failure as this has been the case for many other Escape owners. Unfortunately to replace...
Question
Why is my car over heating and leaking orange fluid?
It sounds like you may have a coolant leak of some kind resulting from the engine overheating. Overheating can be caused by a number of things such as low coolant levels, a faulty thermostat, a clogged radiator or a failing...
Question
Strong transmission fluid smell inside the car
Hi Marg. Thanks for sending the question tonight. Most of the time, a transmission fluid leak is caused by either a bad transmission pan gasket or a loose or frayed hydraulic line. The smell being inside the car is likely...
Question
My car starts but it wont move when i put it in any gear
Hi There, It sounds like your car may be low on transmission fluid or the fluid may need to be changed. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required,...
Question
Ran over tire on interstate, checked underneath car and greenish liquid is dripping/pouring near bottom of radiator. Any advice?
Hi there. Chances are, running over the tire on the interstate has created a radiator problem for your vehicle. The light greenish fluid you are seeing, is most likely coolant/antifreeze.The broken plastic piece near the bottom of the radiator, probably...
Question
My Chevy blazer is overheating and the heater started blow cold air but now doesn't work at all what could that be?
The heater not working in some cases may be related to the overheating problem you are also having. This may be due to a faulty heater blower motor or potentially a bad heater core. As you may know, the heater...
Question
Question About changing the Diameter of MAF housing
Hi there. The oxygen sensor still detects rich/lean, regardless of how the mixture is calculated, and sends "lean it down" or 'richen it up" signals to engine management. If engine management is out of range on the combination of signals...
Question
How Does a Clutch Work?
A clutch for a manual transmission is not a single part, but many parts put together to form the clutch assembly that is part of the clutch system. The parts in a clutch assembly are the clutch pressure plate, clutch...
Question
My car is overheating. The engine fan does not work unless the air conditioner is running.
Many vehicles have two separate fans. 1 fan is used for the engines radiator. The other thing is used only when the air conditioning is running. The fact that a fan kicks on when the air conditioning is running as...
Question
Engine mount replace 2012 Audi A7
Hi there - in this case, you have nailed it - it's the passenger side engine mount. The engine mounts on this engine (L & R) are hydraulic, and leak fluid when they rupture. It is possible that both of...
Question
I have,a 2005 mercury montego it has a code p0320 and p2106 where should I start first cam or crank
Hello, thank you for writing in. Due to the codes that you have currently, you will want to start with the crankshaft position sensor. You can test it with a multi-meter or voltmeter if you are equipped. If may be...
Question
Won't start after warmed up.
Hello. If the vehicle starts after being allowed to sit for a while, then it may be possible that the issue is heat-related and goes away once the car cools down. If the vehicle will start with starting fluid, then...
Question
What would cause my car to rev up and down and overheat immediately
If your engine was overheated and continues to overheat even after fixing the radiator and thermostat then you may have blown a head gasket. You should have the system pressure tested to see if the head gasket is leaking to...
Question
Truck is running rough, loses power, backfiring noise - 1994 Nissan D21
Hey there. I would check fuel pump output and condition of fuel injectors (flow rate and solenoid resistance). After that, I would evaluate the ignition system, including distributor, plug wires, timing. If you would like to have this checked for...
Question
2003 honda odyssey cooling fans don't turn on with AC, ac works while driving and shuts off when sitting still
If the fans are not working properly and consistently to cool and condense the refrigerant in the condenser, pressure in the system could rise high enough to trip the high pressure cut off switch, thus accounting for the compressor shut...
Question
AC compressor "always ON"
Hello, thank you for writing in. Ford runs the A/C compressor in almost every setting. The concept is that it will dehumidify the air in defrost mode, and help keep the humidity down with the heat running. It runs in...
Question
Water leaking into passenger's seat
It is very possible that your sunroof could be leaking water into your vehicle as this is a common problem. I would recommend having your rubber insulation and weather stripping checked to see where the leak is coming from. You...
Question
I was told I need a new water pump. Coolant leak into my left headlight. Car never overheated.
Hi, thanks for writing in. Water pumps will wear out eventually. Replacing them is very important to the lifespan of your vehicle. Temperature gauges in vehicles are largely misunderstood. They will only give you accurate readings if they are submerged...
Question
Diesel fuel accidentally added to car and car won't start
Hey there, thanks for writing in about your 2011 Infiniti G25. Diesel fuel can damage the injectors, lines, and filters of a gasoline fuel system. Since a gasoline engine can't correctly combust diesel fuel, engine damage can also result. The...
Question
Hi there. I own a 2013 Hyundai i20 and when I drive in the rain, half of the dash lights go off.
Hi there. The wiring could have a ground that is loose or shorting out when driving in the rain. Check all of the ground wires to the vehicle and look for any loose wires or wires that could be contacting...
Question
Stalling at low speeds and idle.
You may have a dirty or failing idle air control valve. The idle air control valve reads the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and at idle. Since...
Question
Rattling sound when idling
Hi There, This could be a number of things, however a common rattling that may be heard when idling when in gear could be a loose exhaust heat shield. This is somewhat common as heat shields tend to come loose...
Question
Car broke down. Replaced belt and alternator, still doesn't start.
It is always a concerning situation to have your car break down, it is even worse when that happens on the freeway! Luckily, getting your car inspected by a certified mechanic can bring some needed relief with such a situation....
Question
Whining noise when the engine is at idle.
Hi there. The whining noise that you are hearing is the gears and timing chain in the engine. This is a normal condition and all of the Porsche engines have the same sound. If your engine has an inner cooler,...