🔧 Explorer - Alternator Replacement

The alternator charges your battery and powers the electrical system while the engine runs. On your Explorer, the job is mostly up top, but space is tight, so taking your time with the belt and wiring is key.

Difficulty Level: Intermediate | Estimated Time: 1.5-3.0 hours

---

⚠️ Safety & Precautions

• ⚠️ Disconnect the battery negative cable before touching the alternator wiring (the main alternator cable is always “hot”).
• ⚠️ Let the engine cool completely; you’ll be working near hot components.
• ⚠️ Support the vehicle with jack stands if you raise it—never rely on a jack alone.
• ⚠️ Keep hands/tools clear of the serpentine belt path.

---

🔧 Required Tools

You'll need the following tools for this repair:

• Safety glasses
• Mechanic gloves
• Floor jack (rated 3-ton minimum)
• Jack stands (rated 3-ton minimum)
• Wheel chocks
• 1/4" drive ratchet
• 3/8" drive ratchet
• 3/8" drive breaker bar
• 3/8" drive extension set
• Serpentine belt tool (specialty)
• 8mm socket
• 10mm socket
• 13mm socket
• 15mm socket
• Torque wrench (10-150 ft-lbs)
• Trim clip removal tool
• Flat-blade screwdriver
• Needle-nose pliers
• Flashlight

---

🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Alternator - Qty: 1
• Serpentine belt - Qty: 1
• Dielectric grease - Qty: 1

---

📋 Before You Begin

• Park on level ground, shift to Park, and set the parking brake.
• Open the hood and remove any loose jewelry or dangling clothing.
• Disconnect the battery: use a 10mm socket to remove the negative (-) cable and isolate it so it can’t spring back.
• Take a photo of the belt routing.

---