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2009 Lincoln Navigator 5.4L Poor Idle Quality, Poor Idle Quality
Posted to Ford Driveability on 9/10/2020 7 Replies

It came in with a misfire on all cylinders on the passenger bank. Found bad rocker arm on cylinder 2 and bad cam. We replaced bank 1 cam all lifters and rocker arms on both banks and keepers on valve with bad rocker arm. Had head and valves checked and lap...

7 Replies Received (View Replies)

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car Vehicle Data

2009 Lincoln Navigator

VIN 5LMFU28579
Engine5.4 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Poor Idle Quality
OccursIdle
Message Closed

car Vehicle Data

2009 Lincoln Navigator

VIN 5LMFU28579
Engine5.4 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Poor Idle Quality
OccursIdle