Differential Housing Cover: Installation

2007 Ford Fusion SEL, 2.3 Z, StandardSECTION Installation
WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clean the gasket mating surfaces of the differential housing and the differential housing cover.
    NOTE: Make sure the machined surfaces on the rear axle housing and the differential housing cover are clean and free of oil before installing the new silicone rubber. The inside of the rear axle must be covered when cleaning the machined surface to prevent damage to the component.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.