How to remove and install an alternator in Ford Excursion?

For gasoline engines, begin by disconnecting the cable from the negative terminal of the battery. Next, remove the Serpentine Belt, the alternator harness clamp from the alternator stud, and disconnect the electrical connectors from the alternator. If your engine has an alternator bracket, remove its bolts. Then, remove the lower mounting bolts and separate the alternator from the engine. When installing, simply reverse the removal process: attach the alternator, connect the electricals, secure the harness clamp, place the Serpentine Belt, and finally, reconnect the battery's negative terminal.For diesel engines, start by disconnecting the cable from the negative battery terminal(s). Remove the Serpentine Belt. For 2003 6.0L diesel models, take off the upper fan shroud, but for 2004 and subsequent models, remove the cooling fan. Then, disconnect the wiring from the alternator and remove its bolts to detach it from the engine. If working on the auxiliary alternator, you might need to elevate the vehicle for access. For all models, the installation process mirrors the removal. After setting up the alternator and connecting its wiring, position the Serpentine Belt and reconnect the negative terminal(s) of the battery.

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10 Alternators found

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Ford Excursion Alternator Assembly
Part Number: 4C3Z-10346-AA
$186.37 MSRP: $298.65
You Save: $112.28 (38%)
Ships in 1 Business Day
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Product Specifications
- Replaced by: 4U2Z-10V346-FYRM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004-2005 Ford Excursion | 8 Cyl 6.0L | 4AT 4R100, 5AT
View related parts
Ford Excursion Alternator Assembly
Part Number: F81Z-10V346-EARM
$197.78 MSRP: $327.27
You Save: $129.49 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: 4U2Z-10V346-FSRM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2001 Ford Excursion | 8 Cyl 7.3L | 4AT 4R100
View related parts
Ford Excursion Alternator Assembly
Part Number: F6AZ-10346-AARM
$186.71 MSRP: $310.91
You Save: $124.20 (40%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Replaced by: F6AZ-10346-AARM2
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2001 Ford Excursion | 10 Cyl 6.8L, 8 Cyl 5.4L | 4AT 4R100
View related parts
Ford Excursion Alternator Assembly
Part Number: 4C3Z-10V346-AARM
$186.37 MSRP: $298.65
You Save: $112.28 (38%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Replaced by: 4U2Z-10V346-FYRM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004 Ford Excursion | 8 Cyl 6.0L | 4AT 4R100, 5AT
View related parts
Ford Excursion Alternator Assembly
Part Number: 3C3Z-10V346-DARM
$235.12 MSRP: $380.84
You Save: $145.72 (39%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: 4U2Z-10V346-HDRM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003 Ford Excursion | 10 Cyl 6.8L, 8 Cyl 5.4L | 4AT 4R100, 5AT
View related parts
Ford Excursion Alternator Assembly
Part Number: F6AZ-10346-AARM1
$186.71 MSRP: $310.91
You Save: $124.20 (40%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Replaced by: F6AZ-10346-AARM2
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004-2005 Ford Excursion | 10 Cyl 6.8L, 8 Cyl 5.4L | 4AT 4R100, 5AT
View related parts
Ford Excursion Alternator Assembly
Part Number: 2C3Z-10V346-AARM
$188.80 MSRP: $301.78
You Save: $112.98 (38%)
Product Specifications
- Other Name: Alternator Assy
- Replaced by: 4U2Z-10V346-MZRM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002-2003 Ford Excursion | 10 Cyl 6.8L, 8 Cyl 5.4L | 4AT 4R100, 5AT
View related parts
Ford Excursion Alternator Assembly
Part Number: F81Z-10346-EARM
Product Specifications
- Other Name: Alternator Assy
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2003 Ford Excursion | 8 Cyl 7.3L | 4AT 4R100, 5AT
View related parts
Ford Excursion Alternator Assembly
Part Number: 5C3Z-10346-DA
Product Specifications
- Other Name: Alternator Assy
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005 Ford Excursion | 8 Cyl 6.0L | 4AT 4R100, 5AT
View related parts
Ford Excursion Alternator Assembly
Part Number: 3C3Z-10346-DARM
Product Specifications
- Other Name: Alternator Assy
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003 Ford Excursion | 10 Cyl 6.8L, 8 Cyl 5.4L | 4AT 4R100, 5AT

Ford Excursion Alternator

An Alternator is an internal charger assembly to the Ford Excursion's battery and provides electrical energy to the vehicle upon running the vehicle. Located in front of the engine, it is supplied mechanical energy from the crankshaft of the engine through a belt. Thus, transforming mechanical energy into electrical energy the alternator charges for devices and systems, such as a battery. This process involves the use of a rotating magnetic field while the armature is static and the cycles of an alternator involves AC that is later charged with DC to the battery for recharging and powering the cars' electrical systems. The charging voltage is also controlled to ensure that it does not overcharge or undercharge the battery, and modern vehicles' regulators are embedded in PCM. While employing add-ons, it may be impossible to charge the battery and supply the electrical parts if the stock alternator is weak; thus, a high-output alternator is crucial to meeting the electrical demand without straining the charging system. These premium quality alternators are therefore designed to provide higher amperage which will make them suitable for customized vehicles that may have higher electrical requirements.

We provide a wide range of Ford Excursion Alternator at the optimal prices. If you need Ford Excursion Alternator, you can shop with confidence on our website. All our OEM parts come with a manufacturer's warranty and are delivered to your doorstep with a fast delivery service.

Ford Excursion Alternator Parts Questions & Experts Answers

Alternator Assembly
4C3Z-10346-AA
Q:
How to remove and install an alternator in Ford Excursion?
Posted by Cloyce M.
A:
For gasoline engines, begin by disconnecting the cable from the negative terminal of the battery. Next, remove the Serpentine Belt, the alternator harness clamp from the alternator stud, and disconnect the electrical connectors from the alternator. If your engine has an alternator bracket, remove its bolts. Then, remove the lower mounting bolts and separate the alternator from the engine. When installing, simply reverse the removal process: attach the alternator, connect the electricals, secure the harness clamp, place the Serpentine Belt, and finally, reconnect the battery's negative terminal.For diesel engines, start by disconnecting the cable from the negative battery terminal(s). Remove the Serpentine Belt. For 2003 6.0L diesel models, take off the upper fan shroud, but for 2004 and subsequent models, remove the cooling fan. Then, disconnect the wiring from the alternator and remove its bolts to detach it from the engine. If working on the auxiliary alternator, you might need to elevate the vehicle for access. For all models, the installation process mirrors the removal. After setting up the alternator and connecting its wiring, position the Serpentine Belt and reconnect the negative terminal(s) of the battery.
Answered by Ford Parts Specialist Sonny / May 24, 2026

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