Complete Performance Engine Harness with CA Emissions & Auto Trans 00-01 Ford 7.3L Powerstroke
This product is vehicle-specific. Select your year, make, model, engine and transmission to confirm compatibility before adding it to your cart.
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- Ships from Complete Performance
Electrical problems on a late-model 7.3L Powerstroke can feel impossible to track down because the symptoms often come and go without warning. Rough running, injector drop-out, intermittent no-start conditions, or random sensor faults are commonly caused by a failing engine harness that has been exposed to years of heat, vibration, and oil contamination under the hood.
This OEM-style YC3Z-12B637-BA Engine Harness is designed specifically for Ford F-Series 7.3L Powerstroke trucks equipped with automatic transmissions and California emissions, built after 10/25/1999. Designed with factory-style routing, connectors, and fitment, this harness restores reliable communication between your injectors, sensors, and PCM to help eliminate frustrating electrical issues and bring back consistent drivability. The durable construction is built to handle harsh engine bay conditions, while the plug-and-play design helps make installation more straightforward for repairs, maintenance, or engine refresh projects.
IMPORTANT FITMENT NOTE: This harness is designed only for 1999-2001 Ford 7.3L Powerstroke trucks equipped with automatic transmissions and California emissions, built after 10/25/1999. Will NOT fit Federal emissions or manual transmission applications. Please verify your build date and emissions configuration before ordering.
Electrical problems on a late-model 7.3L Powerstroke can feel impossible to track down because the symptoms often come and go without warning. Rough running, injector drop-out, intermittent no-start conditions, or random sensor faults are commonly caused by a failing engine harness that has been exposed to years of heat, vibration, and oil contamination under the hood.
This OEM-style YC3Z-12B637-BA Engine Harness is designed specifically for Ford F-Series 7.3L Powerstroke trucks equipped with automatic transmissions and California emissions, built after 10/25/1999. Designed with factory-style routing, connectors, and fitment, this harness restores reliable communication between your injectors, sensors, and PCM to help eliminate frustrating electrical issues and bring back consistent drivability. The durable construction is built to handle harsh engine bay conditions, while the plug-and-play design helps make installation more straightforward for repairs, maintenance, or engine refresh projects.
IMPORTANT FITMENT NOTE: This harness is designed only for 1999-2001 Ford 7.3L Powerstroke trucks equipped with automatic transmissions and California emissions, built after 10/25/1999. Will NOT fit Federal emissions or manual transmission applications. Please verify your build date and emissions configuration before ordering.
Diesel Power Products directs warranty claims to the respective manufacturer; coverage and duration depend on that manufacturer and product. Its one-year manufacturer-defect warranty applies only to products manufactured by Power Products Unlimited Inc., not all products it sells. Manufacturer inspection is required; DPP does not pay inspection/return shipping or labor.
Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
Diesel Power Products warranty policyView complete warrantyProduct conditions
Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
- Return eligibility
- Diesel Power Products states a 30-day window from receipt for eligible new, uninstalled, unopened and complete items in original packaging, with prior approval/RMA. Custom tuners and specified opened tools are excluded. Customer pays return shipping; original outbound shipping, including initially free shipping, is deducted. No standard restocking percentage is stated for ordinary approved returns. Based on what Diesel Power Products offers.
- Return window
- Not stated for this product; see supplier terms
- Restocking fee
- See supplier terms; no product-specific fee stated
- Return shipping
- Based on the supplier’s return policy; see terms
- Made to order
- No
- Backorder status
- Not backordered
- Cancellation
- Subject to supplier terms; contact FullSpecDiesel before requesting cancellation
- Warranty provider
- Diesel Power Products
- Warranty duration
- Product-specific duration not stated; see supplier terms
- Compatibility
- Listed for specific vehicle configurations
- Legal use
- Street legal
- Processing estimate
- 3–7 business days supplier processing
- Shipping
- Shipping calculated at checkout
- Signature
- No signature requirement
- Supplier
- Diesel Power Products
Product compatibility is based on the vehicle and product information provided. Review your selected truck, product options, measurements, modifications, and installation requirements before ordering.