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Recent content by sierraoffroad

  1. Rear pinion seal leak?

    My diff seal leak is slow. it does drip on the driveway
  2. Rear pinion seal leak?

    my 2025 2.7l is leaking at 4200 miles and my local dealer would not touch it.
  3. Slight humming noise at 45mph

    Hello I have a 2025 F150 STX Supercab 6'-7" bed 4wd 2.7L with 4,157 miles. I bought this truck new this past May. I have the humming noise when coasting (decelerating)from approx 45-53 MPH. Sometimes this sound is a little louder when towing my camping trailer (weighs 4,000 lbs). I also...




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