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Navigator

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When turning on navigation system, radio comes on too

The navigation system and the radio do affect each other and use each other to work. When the navigation comes on it turns the radio on as well to provide volume for the voice directions. This is normal operation and...

Spark plug popped-out

It is common on this engine for the spark plugs to pop, and there are two typical fixes: either the spark plug hole could have a new insert put into it, or the head will have to be replaced. I...

Radio/navigation/telephone system freezes

When diagnosing cars technicians can only go off the symptoms they can duplicate. This can be complicated by intermittent issues such as this. Intermittent issues can be caught using various electrical testing procedures but the fault has to happen when...

Problem with air suspension.

The front air bags or air lines may have a leak or the height sensor is defective. The most likely cause is the height sensor is defective.

Car shaking and making noise

You should have a cylinder contribution test and code scan performed to determine the cause of your problems. Malfunction of the ignition coils, mass air flow sensor, and timing chains are all common causes of the symptoms you described, as...

Advtrac came on and abs light how does this affect my car

The AdvanceTrac warning light means that service is needed on your vehicle's AdvanceTrac system. AdvanceTrac is an electronic stability control or "traction control" system and while the warning is displayed that safety feature may be unavailable, or may malfunction, in...

I have a clunking noise in my driver side front end when going over bumps or turning.

What you are describing sounds like a failing CV joint (https://www.yourmechanic.com/services/axle-cv-shaft-assembly-replacement). A CV (Constant Velocity) joint is a shaft that connects the transmission to the wheels, essentially transferring the power from the drive train directly to the wheels. The CV...

What starter is compatible for a 1999 Lincoln Navigator

A starter from same engine in an F series truck or Expedition with the 5.4 will have the same starter as yours. I would not go more than 1 year up or down to make sure of fit but they...

Lincoln navigator bounces

Hi there. Usually when a car will bounce frequently, it is due to a suspension component failure. If your Lincoln has air suspension, this is most likely the culprit. You might want to have a professional mechanic complete an inspection...

I have a 2003 lincoln navigator.The drivers fornt door power window does not work. I replaced the regulator, main switch and motor

If the other 3 windows function using their individual door switches but there is no function, for any of the windows using the main driver door switch console, that could be due to the wiring in the driver door having...

Water leak under dashboard

I have seen this issue before. There can be two kinds of liquid leaking into your passenger floorboard area. Water or engine coolant. If it seems to happen when you have the A/C on, it is probably water. The A/C...

ran out of gas, now won't start

Your first attempt at resolving should indeed be to simply add more fuel to the tank. Three more gallons will be sufficient if the problem is low fuel. If the starter motor itself is not functioning (i.e., no engine cranking),...

Radiator leaking fluid

Hi. Fluid leaks are common, particularly from old rubber hoses. I suggest you have a certified mechanic, like one from YourMechanic, have all of the hoses replaced (https://www.yourmechanic.com/services/radiator-hose-replacement). It may seem like overkill, but all of the other hoses that...

Only drives in reverse

Hi. Your transmission has an internal problem with either the valve body, shift solenoid (https://www.yourmechanic.com/services/downshift-solenoid-replacement), clutches or torque converter. The only way to fix this problem is to rebuild the transmission or replace it with a new one. Sometimes a...

Stuck in park with no brake lights

The brake lights are computer controlled on this year and have integrated circuits in the interior fuse box than may have burned out and entire fuse junction box may need to be replaced. You can have the computer tested with...

It has been sitting for 3 years. Is it worth trying to get it started. If so what problems should I look for first?

The first thing to do is to drain all the gas and put in fresh fuel. You may have a bad fuel pump if it has seized from sitting in old fuel. Other than this you may need to have...

What happens regarding VIN # when engine is replaced?

Firstly, I believe that a reclaimed engine is an engine from a vehicle that has been salvaged but was rear-ended or something. This means that the engine was unaffected by the accident and is therefore in good running condition. As...

My 2005 lincoln navigator brakes whistles

The first thing to check is whether the brake pad material has worn down to the minimum level. If it has, the noise can likely be resolved by installing new brake pads and re-surfacing (or replacing) the brake rotors. If...

My 03 navigator leaked s brownish fluid and now it doesnt move

Hello, thank you for writing in. Due to the fluid found, we need to find and identify the cause of the leak first and foremost. This can be done by tracing it from where the fluid was found, or by...

2007 Lincoln Navigator gas cap indicator light won't turn off

In order to turn off the light you will need to have the computer scanned for codes and any codes cleared from memory with a scanner.