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Lincoln » Aviator » 2003 Lincoln Aviator » Car Problems

Problems for specific Lincoln Aviator years:

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2003 Lincoln Aviator Problems

A Cosmetic Crack May Develop on the Liftgate

for the Lincoln Aviator

A cosmetic crack may develop on the plastic liftgate trim panel. Lincoln has released a service procedure to replace the applique without damage the the liftgate glass.

132 Reports

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Check Engine Light Due to a PCV System Vacuum Leak

for the Lincoln Aviator

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.

20 Reports

Me Too

/shift-lever-stuck-in-drive-705

for the Lincoln Aviator

A frozen shift lever may be caused by either a bad brake switch or a broken gear lever mechanism. If the switch is bad it will not send the correct signal to allow you to shift. The solution is to replace the switch. If the switch is good, you will most likely have to replace the shift lever mechanism itself.

18 Reports

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Incorrect Cabin Air Temperature

for the Lincoln Aviator

Incorrect cabin temperature can be a result of a broken temperature blend door. Our technicians tell us if this occurs, the complete heater case will need to be replaced.

7 Reports

Me Too

Rough Idle and/or Engine Stalling Condition

for the Lincoln Aviator

In high dust areas, problems with the EGR system are common. The filter for the EGR solenoid may plug and cause the EGR to activate when it should not; this can cause the engine to stall. The dirty filter should be replaced to correct this concern.

6 Reports

Me Too

Exhaust Leak in Fornt of Catalytic Converter

for the Lincoln Aviator

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.

5 Reports

Me Too

Oil coated air filer causing mass air flow sensor failure

for the Lincoln Aviator

Do not use air filters with oil-coated elements. They may cause premature failure of the mass air flow sensor; this is not covered under the warranty.

4 Reports

Me Too

Incorrect starter relay can cause poor running/low fuel economy

for the Lincoln Aviator

If you experience poor running and low fuel economy after the has been repaired, it could indicate that an incorrect starter relay was used. A diode-suppressed starter relay may be needed.

3 Reports

Me Too

Overheating Due to Damaged Water Pump

for the Lincoln Aviator

Erratic engine coolant temperature or intermittent overheating can be caused by corrosion inside the water pump. The impeller may spin on the water pump shaft or the impeller may corrode. Either condition reduces coolant circulation resulting in engine overheating.

coolant, pump, water, engine, overheat, damage, corrosion, impeller

3 Reports

Me Too

Service power steering fluid regularly

for the Lincoln Aviator

Even though the manufacturer does not call for regular servicing, our technicians recommend servicing the regularly.

3 Reports

Me Too

Ensure battery height is correct when replacing battery

for the Lincoln Aviator

When replacing the , make sure the battery height is correct; a battery that is too tall can cause a short circuit when the hood is closed.

3 Reports

Me Too

Corrosion on Battery Cable Ends

for the Lincoln Aviator

Check the battery cable ends frequently for corrosion. Corrosion can easily migrate under the cable insulation and cause numerous electrical faults and drivability issues.

3 Reports

Me Too