BDELI AC Compressor for 2002–2009 GMC Envoy / Chevy Trailblazer 4.2L — TRSA12 Direct-Fit, 6-Groove 100mm Pulley

BDELI's AC compressor is a direct-fit TRSA12 replacement designed to restore cold air performance in 2002–2009 GMC Envoy, Chevy Trailblazer (including EXT), Buick Rainier, Oldsmobile Bravada and Saab 9-7x vehicles with the 4.2L engine.

If your vehicle’s air conditioning has lost cooling power or the compressor shows signs of wear, this BDELI unit offers a factory-style replacement engineered to match OEM fitment and service specifications. The compressor uses PAG 46 oil, holds 130 ml internal oil, and features a six-groove, 100 mm pulley for compatibility with the original belt drive. It is offered with professional pre-delivery testing and a one-year manufacturer replacement warranty for added peace of mind.

How does this compressor match my vehicle’s original equipment?

This BDELI compressor is built to match OEM dimensions, pulley count, and fluid requirements so installation is straightforward. It corresponds to several common replacement part numbers used for the 4.2L models listed below.

• Compressor type: TRSA12, pulley grooves: 6, pulley diameter: 100 mm.
• Oil type: PAG 46; internal oil content: 130 ml for proper lubrication.
• Replacement reference numbers include 10399367, 10366868, 89038601 and others for cross-checking compatibility.

What vehicles and years will this unit fit?

Fitment covers a range of GM and Saab vehicles equipped with the 4.2L inline-six, across early-2000s model years. Always verify engine size and part cross-reference before ordering to ensure exact compatibility with your car.

• 2002–2004 Oldsmobile Bravada 4.2L
• 2005–2009 Saab 9-7x 4.2L
• 2002–2009 GMC Envoy 4.2L and 2002–2009 Chevy Trailblazer 4.2L
• 2002–2006 Chevy Trailblazer EXT 4.2L and 2004–2007 Buick Rainier L6 4.2L

What should I know about installation and pre-delivery testing?

BDELI compressors are professionally tested with DV Canada equipment to confirm operational integrity before shipping. Minor oil staining on the casing can occur during testing or shipping and does not affect performance; follow normal A/C service practices for installation.

• Pre-tested for rotational smoothness and clutch engagement by professional equipment.
• Minor oil traces on the housing are normal and not a defect.
• Follow correct evacuation, vacuum, and recharge procedures using the specified PAG 46 oil and recommended refrigerant.
• Check belt alignment and electrical connector fit during installation to prevent premature wear.

What warranty and support come with the compressor?

This compressor is backed by a one-year replacement policy provided by the manufacturer and seller, so you have two channels for support if an issue arises. Keep order and vehicle details handy to speed up any warranty claim.

• 1-year manufacturer replacement for defects or failures under normal use.
• Fast, direct support from both seller and manufacturer for claims processing.
• Use replacement part numbers to confirm coverage and return procedures.

Who is this for: This BDELI AC compressor is intended for owners, mechanics, and fleet operators who need a reliable, factory-compatible replacement for 4.2L GM and Saab SUVs and crossovers from the 2002–2009 era. It suits professionals performing A/C system overhauls and DIYers comfortable with refrigerant service who want an OEM-dimension part with professional testing and a one-year replacement guarantee.