TERREPOWER 42237 alternator for the 2018-2022 Ford Expedition V6 3.5L and other vehicles charges the battery and powers the electrical system. This is a remanufactured alternator, designed for dependable operation through the vehicle's service life.
- Rated at 250 A and 12 V DC
- Decoupler pulley with 6 grooves for a serpentine belt
- Internal regulator and internal fan
- Air-cooled with a negative ground
Quick facts
- Part: TERREPOWER 42237 alternator
- Fits: 2018-2022 Ford Expedition V6 3.5L and other vehicles
- Condition: Remanufactured
A battery warning light, dim headlights or a battery that keeps running down can point to a charging problem. Before replacing anything, look with the engine off and cool at the belt for cracks and glazing and at the battery terminals for corrosion, since a worn belt or a weak battery can also be behind these signs. A shop can test the charging output.
Fits
It is a direct-fit replacement for the 2018-2022 Ford Expedition V6 3.5L and the 2018-2021 Lincoln Navigator V6 3.5L. This listing is one alternator, and the 2018-2022 Ford Expedition V6 3.5L takes one.
Specifications
Fit and size
- Quantity per vehicle: 1
- Voltage: 12 V DC
- Amperage rating: 250 A
- Pulley groove quantity: 6
- Pulley: included
Build and materials
- Condition: Remanufactured
- Pulley type: decoupler, for a serpentine belt
- Regulator type: internal
- Cooling method: air, with an internal fan
- Ground type: negative
- One-wire capable: no
- Country of origin: Mexico
In the box
One alternator with its pulley.
Interchange: JL1T-10300-AA · JL1Z-10346-A
A3TV1681
This part cross-references / interchanges with the following part numbers:
JL1T-10300-AA, JL1Z-10346-A, A3TV1681
Frequently Asked Questions
Will this alternator replacement fit the 2018-2022 Ford Expedition V6 3.5L?
Yes. TERREPOWER 42237 is a direct-fit replacement for the 2018-2022 Ford Expedition V6 3.5L, and that vehicle takes one alternator.
Is this alternator right for the 2018-2021 Lincoln Navigator V6 3.5L?
Yes. This alternator is a direct-fit replacement for the 2018-2021 Lincoln Navigator V6 3.5L.
Does the TERREPOWER 42237 come with a pulley?
Yes. The pulley is included. It is a decoupler pulley with 6 grooves for a serpentine belt.
Can I wire this 250 A alternator as a one-wire unit?
No. This alternator is not one-wire capable. It has an internal regulator and runs on a 12 V DC system with a negative ground.
Does the TERREPOWER 42237 replace the JL1Z-10346-A number?
Yes. TERREPOWER 42237 replaces JL1Z-10346-A, along with JL1T-10300-AA and A3TV1681.
