Alternator Cooling Hoses

Important: To get started, click the blue "Filter Options" button to select your vehicle and then use the filters to narrow your options.

Important: To get started, select your vehicle on the left and then use the filters to narrow your options.

What is an Alternator Cooling Hose?

An Alternator Cooling Hose is a rubber hose that connects the alternator to the engine. It circulates coolant from the engine, to the alternator, and back again, to keep the alternator from overheating.

What are the signs that an Alternator Cooling Hose is faulty?

Signs that an Alternator Cooling Hose is faulty include:

  1. Coolant leaking from the hose.
  2. Noticeable cracks or bulges in the hose.
  3. Soft or brittle feeling rubber.


Can a faulty Alternator Cooling Hose cause damage?

Yes, a faulty Alternator Cooling Hose can cause damage to the alternator, as well as to other components in the engine.

How do you replace an Alternator Cooling Hose?

To replace an Alternator Cooling Hose, you'll need to:

  1. Disconnect the battery.
  2. Drain the cooling system.
  3. Remove the old hose and clean the fittings.
  4. Install the new hose and secure it firmly.
  5. Refill the cooling system.
  6. Reconnect the battery.