Four Seasons 78499 A/C compressor for the 2006-2009 Chevrolet Uplander and other vehicles pumps refrigerant through the air conditioning system. This new compressor meets or exceeds OE specifications.
- Pre-charged with 3 ounces of PAG oil, which reduces install time
- Compatible with R134a or R1234yf refrigerant systems
- Individually vacuum, pressure and helium mass spectrometer tested for a leak-free system
- Validated to deliver performance equivalent to 100,000 miles
- Compressor model MSC105CG2
Quick facts
- Part: Four Seasons 78499 A/C compressor
- Fits: 2006-2009 Chevrolet Uplander and other vehicles
- Condition: New
Warm air from the vents, a noisy compressor or a clutch that does not engage can mean the compressor is failing. A refrigerant leak, a failed relay or a restricted line can be behind those signs too, so find the cause before buying a compressor.
Fits
The 2006-2009 Chevrolet Uplander, the 2006-2008 Pontiac Montana and the 2006-2007 Buick Terraza take this compressor, and it fits more vehicles. Each one carries a single compressor on the serpentine belt drive, and this listing is one compressor.
Specifications
Fit and size
- Quantity per vehicle: 1
- Outside pulley diameter: 4.000 in
- Pulley grooves: 6, serpentine belt
- Mounting type: Tangent mount
- Coil voltage: 12 V DC
- Connector type: Pin
Build and materials
- Compressor type: Mitsubishi
- Refrigerant: R134a or R1234yf systems
- Compatible refrigerant oil: PAG 46
- Condition: New
- Country of origin: Mexico
In the box
One A/C compressor with its clutch and switch, one slim line sealing washer 24404 and one slim line sealing washer 24402. Mounting hardware is not included, and the old bolts may not be reusable, so plan on new ones.
Frequently Asked Questions
Is this the 2006-2009 Chevrolet Uplander ac compressor?
Yes. Four Seasons 78499 fits the 2006-2009 Chevrolet Uplander. If your vehicle is a different one, look it up in the "Vehicles it fits" section on this page.
Does this Four Seasons ac compressor include the clutch and sealing washers?
Yes. Four Seasons 78499 comes with its clutch, its switch and two slim line sealing washers, 24404 and 24402. Mounting hardware is not included.
Which refrigerant and oil work with this Four Seasons compressor?
It is compatible with R134a or R1234yf systems and comes pre-charged with 3 ounces of PAG oil. The compatible refrigerant oil type is PAG 46.
How many grooves and what size is the pulley on this A/C compressor?
The pulley has 6 grooves for a serpentine belt and an outside diameter of 4.000 inches.
How is this compressor tested for leaks?
Each compressor is individually vacuum, pressure and helium mass spectrometer tested to ensure a leak-free system. The design is also validated for performance equivalent to 100,000 miles.
