Nissens 89257 A/C Compressor

Nissens 89257 A/C Compressor Overview

The Nissens 89257 A/C compressor is a V5 replacement compressor for R134A systems, built for vehicles that use PAG 46 oil and a 6-groove pulley. It is a FIRST FIT application, which helps streamline installation on the correct vehicle platform and supports a cleaner service process for HVAC repairs.

For technicians and owners searching for an OE-style A/C compressor for select Chevrolet and GMC applications, Nissens 89257 provides the core specifications needed for a direct replacement. The pre-filled PAG oil and included O-rings when needed make it a practical choice for air conditioning compressor service.

Key Features

• Part number: 89257
• V5 compressor type for automotive HVAC systems
• Uses R134A refrigerant
• Compatible with PAG 46 compressor oil
• 6-groove pulley design
• Pre-filled PAG oil
• FIRST FIT design for time-saving installation
• Includes pre-filled PAG oil and O-rings when needed

Detailed Description

Nissens 89257 is an A/C compressor engineered for vehicles that require a V5 compressor with R134A refrigerant and PAG 46 oil. Nissens develops thermal management components to high manufacturing standards, and this compressor reflects that focus with the specifications needed for proper HVAC system service. If you are replacing a worn compressor on a Chevrolet or GMC platform, part number 89257 gives you a targeted solution for restoring refrigerant circulation and system operation.

This part cross-references UAC CO21134C for the same application.

What It Helps Fix

• No cold air from the vents
• Compressor clutch or compressor drive issues
• Low refrigerant circulation in the A/C system
• Noise from a failing compressor assembly
• HVAC performance loss caused by internal compressor wear

Installation Notes and Tips

Confirm the vehicle uses R134A refrigerant and a V5 compressor with a 6-groove pulley before installation. Verify oil type requirements and follow the service procedure for compressor replacement, including system evacuation, leak checking, and correct refrigerant recharge. For fitment-based searches, this part is commonly referenced for Chevrolet and GMC A/C compressor replacement applications.

Quality Assurance

Nissens manufactures thermal and engine efficiency components with a focus on consistent product development and aftermarket coverage. Part number 89257 is built to match the listed compressor specifications for service work on the correct vehicle application.