To remove an alternator, remove the serpentine belt and any parts blocking access to the alternator, and then disconnect the wires and bolts connected to the part. You need a mechanic's tool set and an air-powered ratchet.
- Consult a repair manual
Consult the repair manual for your vehicle, and make changes where necessary.
- Disconnect the battery
Disconnect the cable from the negative terminal on the battery.
- Remove the fan shroud
Remove the shroud that covers the radiator fan. If the fan is blocking access to the pulleys on the serpentine belt, remove it.
- Remove the remaining parts
Consult your repair manual to see which parts, belts and hoses need to be removed to gain access to the serpentine belt, and remove the parts.
- Remove the serpentine belt
Turn the bolt on the tensioner pulley until it reaches the recommended tension specification in the repair manual, and remove the serpentine belt.
- Disconnect the voltage regulator wire
Locate the clip attached to the wire that's connected to the voltage regulator. Press down on the clip, and wiggle the wire to disconnect it.
- Disconnect the ring terminal
Loosen the nut that secures the battery cable to the alternator to remove the ring terminal.
- Remove the alternator
Use an air-powered ratchet to loosen the bolts that secure the alternator, and remove the alternator.