ILONPA AC Air Compressor with Clutch for 3.6L GM SUVs — Buick Enclave/GMC Acadia/Chevy Traverse, R‑134a Ready

ILONPA New AC Air Compressor with Clutch is a direct-fit replacement that restores reliable cooling for select 3.6L GM SUVs and crossovers.

This ILONPA compressor is engineered to match original equipment fitment for a range of GM vehicles using the 3.6L V6, providing a prefilled, ready-to-install assembly that includes the clutch and pulley. Built from aluminum alloy for reduced weight and quieter operation, the unit ships with PAG 100 oil and is sized to accept R‑134a refrigerant. It replaces multiple factory part numbers and is intended for professional installation after a full AC system flush.

Which vehicles will this compressor fit?

This compressor is designed for GM vehicles that use the 3.6L engine and the 10PA20C compressor pattern. Confirm compatibility by cross-checking your model year and OEM part numbers before purchase.

• Fits: 2008–2012 Buick Enclave 3.6L
• Fits: 2009–2012 Chevrolet Traverse 3.6L
• Fits: 2007–2012 GMC Acadia 3.6L
• Fits: 2007–2010 Saturn Outlook 3.6L

What are the technical specifications and included components?

The unit is a 10PA20C-type compressor prefilled with PAG 100 oil to factory-equivalent levels and fitted with a six-groove pulley. It’s prepared for R‑134a refrigerant and replaces a wide set of OEM part numbers for fast cross-referencing.

• Compressor type: 10PA20C
• Oil type and quantity: PAG 100, 180 ±10 mL prefilled
• Pulley: 6 grooves, 110 mm diameter
• Refrigerant: R‑134a (refrigerant not included)

How does this unit affect performance, noise, and durability?

Manufactured with an aluminum alloy housing, the compressor aims to deliver steady cooling with reduced vibration and noise. The construction also helps limit weight gain and supports long service life when installed and maintained correctly.

• Aluminum alloy body for corrosion resistance and lower weight
• Designed for quiet, low-vibration operation
• Meets OEM form, fit, and many function expectations

What should I know before installation?

To protect the new compressor and ensure proper system performance, the entire AC circuit must be cleaned and flushed of contaminants, with cleaning agents fully evaporated prior to installation. Professional installation and system evacuation/recharge are strongly recommended.

• Flush and clean the AC system completely before fitting this compressor
• Do not add refrigerant until the system is vacuum tested and leak-free
• Professional installation advised for clutch wiring and torque specs

Who is this for? If you own a compatible GMC Acadia, Buick Enclave, Chevy Traverse or Saturn Outlook with a failing or noisy AC compressor and you want a direct-fit replacement that includes the clutch and pulley, this ILONPA unit offers an OEM-style option. It’s ideal for technicians, DIYers with mechanical experience, and fleet maintainers who need a durable, prefilled compressor—provided the AC system is serviced and recharged by a qualified professional.