Oil spots at the back of the engine and a burnt-oil smell creeping into the cabin?

Ford 5.0 Coyote Rear Main Seal Replacement
at your home.

🚗 2011–2017 Ford 5.0L Coyote 📋 F-150, Mustang GT 🔴 Full-day job — done right at your home

The early Coyote's two-piece rear main seal weeps with age — and reaching it means the transmission comes out. We do the seal and the oil pan gasket together at your home, so the leak is fixed once.

Call/Text 647-450-0406 Get a Flat Quote

What's actually failing.

The 2011–2017 Coyote V8 uses a two-piece rear main seal where the crankshaft exits the back of the block. Two-piece designs have a built-in weakness — the seam — and with years of heat cycles the seal hardens and starts weeping oil right at the junction between engine and transmission. Heat accelerates it: the drip is worst after a long highway run or towing, when everything back there is fully heat-soaked.

The leak's location is what makes this a big job. The seal hides behind the flexplate or flywheel, which hides behind the transmission — so the transmission has to come out for access. That's the bulk of the roughly eleven hours of labour, and it's why a part that costs comparatively little carries a four-figure repair bill anywhere you take it.

It's also why the oil pan gasket belongs in the same job: it's the other common Coyote weep point, it's vastly easier to do with everything already apart, and skipping it risks watching a fresh drip appear a month after paying for the rear main. One teardown should fix every leak back there — that's how we quote it.

The symptoms.

If your Ford is doing any of these, this is the likely cause:

  • Oil puddle or spotting under the rear of the engine / front of the transmission
  • Burnt oil smell in the cabin, especially after highway driving
  • Drip that worsens when the engine is fully hot
  • Oil film on the transmission bellhousing
  • Oil level dropping slowly between changes
  • Oil streaking along the underbody from airflow at speed

What this job typically costs.

$2,500–$3,500
what dealers typically quote for this repair
Our approach is different: one flat quote for the complete job, given before any work starts — parts, labour, everything. No hourly meter, no surprise add-ons. And if a smaller fix solves it, that's what we'll tell you.

The complete fix includes.

  • Transmission removal and reinstallation — the bulk of the job
  • New rear main seal, installed with the proper alignment tooling
  • New oil pan gasket while everything is accessible
  • Inspection of the flexplate/flywheel and rear of the engine while exposed
  • Engine oil and filter change
  • Degreasing of the affected area and a heat-soaked road test to verify it's dry
Get Your Flat Quote

How this works at your home.

Full transparency: pulling a transmission in a driveway is most of a day of careful work — we bring a transmission jack, proper supports and the alignment tools the seal demands. It's heavy work but well-suited to mobile because nothing needs a hoist that our equipment can't handle on a level driveway. Your truck or Mustang stays home; we do the wrestling.

Why not to wait.

A rear main weep rarely strands you, but it never stays a weep. The seal keeps hardening, oil keeps finding the clutch or coating the underbody, and oil level discipline becomes your problem every week. Mechanically the real cost of waiting is oil on a clutch (manual cars) or an engine run low by a distracted week. Fix it once, properly, with the pan gasket — then stop thinking about it.

Frequently asked questions.

Can you really pull a transmission at my home?

Yes — with a transmission jack, supports and a level driveway, transmission R&R is established mobile work. It's most of a day and we treat it with the care it deserves. The alternative is towing your vehicle to a shop and waiting for bay time; instead, we come to you.

Why does a small seal cost so much to replace?

You're not paying for the seal — you're paying for access. The transmission has to come out and go back in, which is roughly eleven hours of book labour at any shop, billed at their hourly rate. We quote one flat price for the complete job, seal plus pan gasket, before we start. No hourly surprises.

Why do the oil pan gasket at the same time?

Because it's the other known weep point on these engines and it's dramatically easier with the teardown already done. Fixing the rear main and leaving an aging pan gasket invites a second leak — and a second bill — within months. The smart version of this job does both in one pass.

How do I know the leak is the rear main and not something else?

Location and confirmation. Oil at the engine-transmission junction points to the rear main, but valve cover and pan leaks can run back and mimic it. We degrease, dye-test or UV-check as needed and trace the leak to its true source before quoting — nobody should pay for a transmission-out job to fix a valve cover.

Already holding a dealer or shop quote for this?

Send it over for a free second opinion. I'll tell you straight what the job actually involves — and if their quote is fair, I'll tell you that too.

Get a Free Second Opinion

Is your Ford doing this right now?

Describe it to the AI mechanic (bottom right), or get a flat quote for the complete job. We come to you, anywhere in the GTA.

Call/Text 647-450-0406 Get a Flat Quote