A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L
A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L is a brand-new replacement unit with a 100% new clutch, priced at $120.17. Designed for exact fit and durable performance, it's ideal for DIY mechanics restoring A/C cooling in midsize SUVs.
● In stock
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Key features
- Exact OEM fit for 4.2L GMT360 SUVs
- Includes 100% new clutch and pulley
- Direct mount with 6-groove pulley
- R134A refrigerant compatible
- Replaces Delphi CS10054, Sanden 3450
- Front engine placement, vertical ports
- Ships with PAG oil for protection
Pros
- +Brand new, not remanufactured
- +Exact fit saves installation time
- +Includes new clutch and coil
- +Affordable vs OEM dealership parts
- +Backed by industry-leading warranty
Cons
- −Requires oil replacement before install
- −Not for DIY beginners without A/C tools
- −No installation hardware included
About A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L
What is A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L?
This brand-new A/C compressor is engineered as a direct-fit replacement for 4.2L Vortec-equipped SUVs including the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and other GMT360 platform vehicles from 2002–2009. It includes a new clutch, pulley, and coil, ensuring reliable engagement and consistent cooling performance. Designed to work with R134A refrigerant, this compressor ships with PAG oil for protection during transit—mechanics should drain and refill with fresh oil during installation. Built to match OEM specifications, it offers a cost-effective solution for restoring full air conditioning function without sourcing used parts.
Key features
- Exact Fit — Matches OEM mounting points and hose connections for 4.2L GMT360 SUVs.
- New Clutch Assembly — Includes 100% new clutch, pulley, and electromagnetic coil.
- Durable Design — Engineered for long service life with direct mount and 6-groove pulley.
- R134A Compatible — Works with standard automotive refrigerant and vertical body port configuration.
- Interchangeable — Replaces Delphi CS10054 and Sanden 3450/3452 series compressors.
- Front Placement — Installs on front of engine with standard drive belt routing.
- Complete Unit — Ships as one assembled compressor; ready for professional installation.
Who is A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L for?
This compressor is ideal for DIY auto repair enthusiasts and independent mechanics working on GMT360-platform SUVs with failed A/C systems. It’s especially useful for owners restoring cooling performance after compressor seizure, clutch failure, or refrigerant leaks. Because it requires draining shipping oil and proper vacuum/charging procedures, it suits users with intermediate mechanical skills or access to A/C service tools.
How does A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L compare?
Compared to remanufactured units, this new compressor offers higher reliability and longer lifespan. It outperforms standard polypropylene-based aftermarket models by using durable metal components and exact OEM specifications. While similar in function to Delphi and Sanden originals, it delivers the same performance at a lower price point. Unlike universal kits, it ensures plug-and-play fitment without adapters or modifications.
Best use cases
- →Replace failed A/C compressor
- →Restore cooling in Trailblazer SUV
- →Repair GMC Envoy A/C system
- →Upgrade from used salvage part
- →Fix no-clutch-engagement issue
Is A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L right for you?
This A/C compressor suits intermediate DIYers or mechanics replacing a failed unit on a 4.2L Trailblazer, Envoy, or related SUV. You’ll need A/C recovery and recharge tools. Consider this over reman units for better longevity. If you lack experience, professional installation is recommended. Alternatives include pricier OEM or reman compressors.
How it compares: New compressors like this offer better reliability than remanufactured units and cost less than OEM. They match Delphi and Sanden performance without premium pricing, and provide exact fit unlike universal models requiring adapters.
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What vehicles fit this A/C compressor?
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This compressor fits 2002–2009 Chevrolet Trailblazer, 2002–2009 GMC Envoy, Buick Rainier, Isuzu Ascender, Oldsmobile Bravada, and Saab 9-7x with 4.2L engines. It matches OEM specifications for direct replacement.
Does this compressor come with oil?
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Yes, it ships with PAG oil to protect internal components during transit. You must drain this oil and replace it with the correct amount of fresh PAG oil during installation.
How do I install this A/C compressor?
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Installation requires removing the old unit, transferring lines, bolting in the new compressor, replacing oil, then evacuating and recharging the system with R134A refrigerant using proper A/C service equipment.
Is this a remanufactured unit?
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No, this is a brand-new A/C compressor with all-new internal components, including a 100% new clutch, pulley, and coil—offering better reliability than remanufactured alternatives.
Can I use this with my existing A/C lines?
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Yes, this compressor uses the same mounting points and hose connections as the original, allowing direct reuse of existing A/C lines and brackets without modification.
How much does A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L cost?
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A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L is $120.17 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L in stock at Lab Work Auto?
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Yes, A/C Compressor For 2002-2009 GMC Envoy Chevrolet Trailblazer 4.2L is currently in stock at Lab Work Auto.
Specifications
- SKU
- F8-016839