PartCatalog Rear Window Defroster Relay OEM

Description

Product Overview

The PartCatalog rear window defroster relay is an automatic, OE‑grade component designed to replace the original relay in compatible vehicles. Constructed with high‑temperature resistant contacts and a robust housing, it delivers consistent power to the rear window heating elements. The relay matches the manufacturer part number PC-858795 and fits the specifications listed in the fitment chart.

Usage

Ideal for cold‑climate driving, this relay activates the rear window heating system whenever the defrost function is engaged, ensuring clear visibility in icy conditions. It is suited for daily commuters, fleet vehicles, and anyone needing reliable rear window defrosting.

Why Choose Us

PartCatalog guarantees that each relay meets or exceeds original equipment standards, offering durability and performance that withstands harsh weather. Our rigorous quality testing and precise engineering provide a direct‑fit solution with no modifications required. Backed by a satisfaction guarantee, this relay delivers peace of mind for vehicle owners.

Key Features

• Automatic operation for instant rear window heating
• OE‑grade construction with high‑temperature contacts
• Direct replacement fit – no wiring changes needed
• Meets or exceeds original equipment performance
• Compatible with a wide range of makes and models (see fitment chart)

FAQ

Will this relay work with my specific vehicle model?

Check the fitment chart in the image gallery for a list of compatible makes and models. The relay is designed to match the original part number PC-858795.

Is professional installation required?

No, the relay is a direct‑fit replacement. Most owners can install it by removing the old relay and plugging in the new one.

What is the warranty on this relay?

PartCatalog offers a one‑year limited warranty covering defects in materials and workmanship.

Can this relay be used in cold climates?

Yes, it is built to operate reliably in low temperatures, providing consistent rear window defrosting.

How does this relay differ from generic alternatives?

Our relay is manufactured to OE specifications, ensuring exact fit, durability, and performance, unlike generic parts that may have lower quality components.