🔧 Edge - Serpentine Belt Replacement

The serpentine belt drives accessories like the alternator and A/C. If it’s cracked, glazed, noisy, or slipping, replacing it prevents breakdowns and charging/overheating issues.

Difficulty Level: Intermediate | Estimated Time: 0.8-1.5 hours

Assumption: Your Edge uses the standard 2.0L EcoBoost single serpentine belt setup.

---

⚠️ Safety & Precautions

• ⚠️ Let the engine cool completely; hot parts can burn you.
• ⚠️ Support the vehicle with jack stands; never rely on a floor jack alone.
• ⚠️ Keep fingers/tools clear of the belt path; the tensioner spring is strong.
• ⚠️ Ignition OFF and key away from the vehicle so the engine can’t start.
• Battery disconnect is not required for this job.

---

🔧 Required Tools

You'll need the following tools for this repair:

• Floor jack (rated 3-ton minimum)
• Jack stands (rated 3-ton minimum)
• Wheel chocks
• 21mm socket
• 1/2" drive breaker bar
• 8mm socket
• 10mm socket
• Ratchet (3/8" drive)
• Trim clip removal tool
• 15mm combination wrench
• Serpentine belt tool with 15mm socket (specialty)
• Flashlight
• Mechanic gloves
• Safety glasses

---

🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Serpentine belt - Qty: 1
• Fender liner/splash shield clips - Qty: 1 set

---

📋 Before You Begin

• Park on level ground, shift to Park, and set the parking brake.
• Place wheel chocks behind the rear wheels.
• Open the hood and locate the belt routing diagram sticker (often on the radiator support/upper shroud). If you don’t see one, take a clear photo of the current belt routing from above and below.

---

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift the right-front corner and remove the wheel

• Use a 21mm socket with a 1/2" breaker bar to loosen the right-front lug nuts 1 turn while the tire is on the ground.
• Lift the right-front with a floor jack and set it securely on jack stands.
• Remove the lug nuts using the 21mm socket and take the wheel off.

Step 2: Remove the right-front splash shield/fender liner access

• Use an 8mm socket and 10mm socket with a 3/8" ratchet to remove the small bolts along the lower splash shield area.
• Use a trim clip removal tool to pop out plastic push-clips (a push-clip is a plastic fastener that expands to hold panels).
• Pull the liner/splash shield back just enough to see the belt and the tensioner.

Step 3: Relieve belt tension

• Locate the belt tensioner (spring-loaded pulley assembly).
• Put a 15mm combination wrench on the tensioner’s hex boss/bolt head, or use a serpentine belt tool with 15mm socket (specialty) for extra leverage (a belt tool is a long, thin handle made for tight spaces).
• Rotate the tensioner smoothly to relieve tension. Move slowly; the spring is strong.

Step 4: Remove the old belt

• While holding the tensioner released with the 15mm wrench, slide the belt off the easiest-to-reach smooth pulley (commonly the idler or alternator area).
• Carefully let the tensioner return to its resting position (don’t let it snap back).
• Remove the belt from the remaining pulleys and pull it out through the wheel-well opening.

Step 5: Inspect pulleys and tensioner

• Use a flashlight to inspect all pulleys for wobble, damaged ribs, or a rough/noisy bearing.
• Spin each pulley by hand (engine OFF). It should feel smooth and quiet.
• If the tensioner arm looks shaky or the pulley feels rough, plan to replace the tensioner soon.

Step 6: Install the new belt (match the routing diagram)

• Route the new belt around the pulleys using the under-hood diagram (or your photo).
• Make sure the ribbed side of the belt sits in the ribbed pulley grooves, and the smooth side rides on smooth pulleys.
• Leave one easy pulley for last so you can slip the belt on after releasing the tensioner.

Step 7: Apply tension and seat the belt

• Rotate the tensioner again using the 15mm combination wrench.
• Slide the belt fully onto the last pulley, then slowly release the tensioner.
• Double-check belt alignment on every pulley with a flashlight. The belt must be centered and fully seated in the grooves.

Step 8: Reinstall splash shield and wheel

• Reposition the liner/splash shield and reinstall bolts using the 8mm socket and 10mm socket.
• Reinstall push-clips using the trim clip removal tool as needed.
• Reinstall the wheel and hand-thread the lug nuts.
• Lower the vehicle off the jack stands using the floor jack.
• Tighten lug nuts in a star pattern using the 21mm socket and 1/2" breaker bar to Torque to 135 Nm (100 ft-lbs).

---

✅ After Repair

• Start the engine and watch the belt for 30-60 seconds. It should run smooth with no wandering or squealing.
• Turn A/C on and off and listen for chirps. A chirp can mean the belt isn’t seated in a groove.
• After a short drive, recheck for any new noises from the belt area.

---

💰 DIY vs Shop Cost

Shop Cost: $180-$350 (parts + labor)

DIY Cost: $35-$85 (parts only)

You Save: $95-$315 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 0.8-1.5 hours.

---

🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.