2004 Lincoln Aviator Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2004 Lincoln Aviator

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2004 Lincoln Aviator Problems

Check Engine Light Due to a PCV System Vacuum Leak

A vacuum leak from the PCV grommet vacuum leak can cause the Check Engine Light to illuminate. The molded rubber hose connections may crack and collapse, causing the vehicle to run roughly. A damaged PCV hose will require replacement.

Inspect transmission/fluid every 30,000 miles

You may be able to prevent transmission problems by servicing the transmission and inspecting the fluid every 15,000 to 30,000 miles. If the fluid is dark or burned then the transmission fluid should be changed.

Exhaust Leak in Fornt of Catalytic Converter

An exhaust leak may develop in front of the catalytic converter. This type of leak should be corrected as soon a possible to avoid damaging the catalytic converter.

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2004 Lincoln Aviator Questions

my car turns on but wont start at all batter is good, not sure what else to do? (1 answer)

i checked my battery, the started was hot wired and turn on but wouldnt afterward when key was inserted. im not sure if the relays are bad or the fuses.

coolant loss (1 answer)

I have been losing coolant and running hot pressure tested system and found no leaks any ideas on this

If a fuse (for the headlights) burns and melts, do you have to replace the box? (1 answer)

My fuse for the headlights burned and melted into the fuse location. I was told this is a common problem for the Aviator. I want to know if you have to replace the whole box, or can the fuse location just be cleaned and a new fuse entered. And is the dealer the only one that can replace the box?

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2004 Lincoln Aviator Reviews

can not find where the transfer case control module on my 2004 Lincoln aviator. I have looked every where. does any one know where it is on this car. I need it fixed within this week
Purchased this car one year ago with high mileage but, new engine and transmission already? Had a love affair with it for 10 months then all h-ll broke loose. First new radiator at 1,200.00 Now everytime I pull up to a stop sign or come to a quick stop in heavy traffic it dies and takes about 5-10 retrys to get started again. You can literaly see the RPM's jumping from 0-3,000 while I am drivin...
This car is a POS, everything imaginable has gone wrong with it and it still howls like a wolf at 55-60 mph. It makes a different sound from 20-50 mph as it increases in speed. At 5000 miles when i paid $43,000 for this car we had to put a rear end, and 2 coil packs in it. They were under warranty but i was without the car for 4 days. I will, I repeat, I WILL NEVER BUY A FORD PRODUCT AGAIN, eve...

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