HOKZVIATMOTOELECS 4L80E/4L85E Transmission Internal Wire Harness 1994–2003 with Temp Sensor OEM-fit, 24‑Month Warranty

This is a direct-replacement internal transmission wire harness with integrated temperature sensor designed to fit GM 4L80E and 4L85E transmissions from 1994–2003.

If your 4L80E or 4L85E transmission needs a reliable internal wiring harness—whether due to chafing, corrosion, or a failed sensor—this HOKZVIATMOTOELECS assembly provides the OEM-equivalent connections and sensor needed to restore electrical continuity. It replaces several common part numbers (24241218, 3500032, 34446, 24222798, D34446) and is built with quality plastics and copper conductors to meet original fit and function.

Will this harness fit my vehicle and which part numbers does it replace?

This harness is manufactured to fit GM 4L80E and 4L85E transmissions used in model years 1994 through 2003. It is intended as a direct swap for units using the listed OEM references.

• Compatible with model years: 1994–2003 GM 4L80E / 4L85E transmissions.
• Replaces part numbers: 24241218, 3500032, 34446, 24222798, D34446.
• Verify your transmission model and OEM part number before ordering for a correct match.

How does the HOKZVIATMOTOELECS harness perform compared to the original?

The assembly uses durable plastic insulation and copper-core conductors to reproduce the original electrical pathways and sensor function. It’s engineered to deliver the same pin configuration and connector fit as the factory harness to ensure proper sensor readings and solenoid control.

• Copper conductors for reliable conductivity and low resistance.
• Molded plastic housing shaped to OEM connector profiles for secure mating.
• Integrated temperature sensor positioned to match factory sensing location.

Is installation difficult and what tools or skills are needed?

• Typical installation requires transmission access and basic hand tools.
• No special programming is required—connectors mate directly to factory sockets.
• If unsure, have an experienced technician perform installation to avoid damage.

What warranty and support are provided if something goes wrong?

HOKZVIATMOTOELECS backs this wire harness with a 24-month warranty covering manufacturing defects and failures under normal use. If the harness fails or has defects, you can request a replacement or refund through the seller’s support process.

• Warranty length: 24 months from purchase for defective items.
• Replacement or refund available for qualifying failures—contact support with order details.
• Keep receipts and document vehicle compatibility to expedite service.

Who is this for: This replacement internal harness is intended for vehicle owners, transmission rebuilders, and professional mechanics working on GM trucks and vans equipped with 4L80E / 4L85E transmissions from 1994–2003. Choose this part when the factory harness shows wear, corrosion, broken connectors, or when a faulty temperature sensor is causing electrical or performance issues. Always confirm your transmission model and OEM reference before purchasing to ensure correct fitment.