Universal Air EX529479C A/C Expansion Valve - Front
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Universal Air
 Block Expansion Valve

Universal Air EX529479C A/C Expansion Valve - Front

Brand Universal Air EX529479C
Position Front
Product line Block Expansion Valve
Fits Mazda and Cadillac · 13 vehicles

Block expansion valve. Regulates refrigerant flow for consistent A/C performance.

A/C expansion valve for precise refrigerant metering.

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Universal Air Block Expansion Valve EX529479C

The Universal Air Block Expansion Valve EX529479C is an A/C expansion valve for select Mazda RX-8, Cadillac SRX, and Mazda RX-7 applications. It is used in HVAC refrigerant flow control systems where precise metering at the evaporator is required.

Key Features

  • Brand: Universal Air
  • Brand line: Block Expansion Valve
  • Part number: EX529479C
  • Category: HVAC A/C flow restrictor
  • Part type: A/C expansion valve
  • Compatible with dealer-installed A/C expansion valve applications
  • Fits 2004-2011 Mazda RX-8, N/A
  • Fits 2007-2009 Cadillac SRX, Front
  • Fits 1994-1995 Mazda RX-7, N/A

Product Details

Universal Air’s Block Expansion Valve line is built for vehicle-specific HVAC service where refrigerant flow must be regulated through a block-style expansion valve layout. EX529479C is listed for Mazda RX-8, Cadillac SRX, and Mazda RX-7 applications, including dealer-installed A/C expansion valve setups. If you are replacing a worn or restricted valve in a Mazda RX-8 or Mazda RX-7, or servicing the front HVAC system on a Cadillac SRX, EX529479C provides the correct application match by year and position.

Common Issues This Part Can Address

  • Inconsistent evaporator refrigerant metering
  • Weak or uneven cabin cooling
  • A/C performance loss caused by a restricted expansion valve
  • HVAC system service needs on dealer-installed expansion valve setups
  • Application-specific replacement for block-style valve layouts

Installation Notes and Tips

Verify the vehicle year, model, and position before ordering. This part is listed for N/A and Front positions depending on application, so match the original valve location exactly. Inspect the surrounding A/C components during service and confirm the system is evacuated and recharged according to factory procedures after replacement. Part number EX529479C should be matched to the original valve style and vehicle configuration.

Quality Assurance

Universal Air identifies this component within its Block Expansion Valve product line for application-specific HVAC service. Confirm fitment against the vehicle listing before installation. Part number EX529479C is cataloged for direct application matching on the listed Mazda and Cadillac vehicles.

Related reading

This part fits 13 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2011MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
2010MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
2009CadillacSRX——FrontDealer Installed A/C expansion valve.; Block Expansion Valve
2009MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
2008CadillacSRX3.6LV6FrontDealer Installed A/C expansion valve.; Block Expansion Valve
2008MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
2007CadillacSRX3.6LV6FrontDealer Installed A/C expansion valve.; Block Expansion Valve
2007MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
2006MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
2005MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
2004MazdaRX-8——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
1995MazdaRX-7——N/ADealer Installed A/C expansion valve.; Block Expansion Valve
1994MazdaRX-7——N/ADealer Installed A/C expansion valve.; Block Expansion Valve