1999-2004 Ford F-150 4x4 ESOF GEM Module YL34-14B205-CA OEM
YL34-14B205-CA
VIN programming required after install
This module needs VIN programming after install. A dealer or locksmith with the right scan tool can do it. Not sure your installer can program? Message us first — we'll help you confirm.
Tested functional. Cleaned.
This is the OEM 4x4 ESOF GEM Module (YL34-14B205-CA) for 1999–2003 Ford F-150. Also fits 1999 Ford F-250 and 2004 Ford F-150 Heritage. This is the front-mounted electronic module that governs Electronic Shift-On-the-Fly four-wheel-drive engagement. Tested functional and cleaned; programming is required before use.
From the shop
Body Control Module for the 1999–2001 F-150, part number YL34-14B205-CA. The BCM handles power windows, locks, wipers, and interior lighting — when it fails, you get random electrical gremlins that don't point to one obvious culprit. This one is OEM tested. Direct fit for your truck. Ships Mon–Fri before 3pm EST. — Hubes
— Hubes
Vehicle fitment
Fits 1999–2003 Ford F-150; 2004 Ford F-150 Heritage; 1999 Ford F-250. Replaces OEM # YL34-14B205-CA.
| Years | Makes | Models |
|---|---|---|
| 1999–2003 | Ford | F-150 |
| 2004 | Ford | F-150 Heritage |
| 1999 | Ford | F-250 |
Please note: 4x4 ESOF (push-button) with power group. C-family revisions cross (see XL34-14B205-CB). GEM modules are option-specific — match your part number exactly; dealer configuration may be required after replacement.
Is this your problem?
A quick diagnostic from the shop — see the symptoms before you buy, so you order the right part once.
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Specifications
Part Identification
- OEM Part Number
YL34-14B205-CA- Brand
- Ford
- Also Replaces
YL3414B205- Also searched as
YL3414B205CA- Also Known As
- Generic Electronic Module, Ford GEM
Condition & Testing
- Condition
- OEM Tested
Specifications
- Material
- Plastic
- Connector Type
- Female
- Terminal Type
- Pin
- Placement
- Front
- Length
- 8.0
Compliance
- Country of Origin
- United States
Frequently asked questions
Will this GEM Module fit my 1999-2003 Ford F-150, 2004 Ford F-150 Heritage and 1999 Ford F-250?
Is this part tested?
Is this OEM or aftermarket?
What is the OEM part number?
Can you verify fitment before I buy?
What is your return policy?
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