Denso 475-2056 A/C Expansion Valve - Rear
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Denso
 New Expansion Valve

Denso 475-2056 A/C Expansion Valve - Rear

Brand Denso 475-2056
Position Rear
Type Angle valve
Product line New Expansion Valve
Fits Cadillac, Chevrolet, and GMC · 32 vehicles

Angle valve design. Regulates refrigerant flow through the evaporator for proper A/C performance.

Critical A/C component. Helps maintain correct system calibration and heat exchange.

DENSO expertise. Engineered from decades of A/C component and system experience.

Cross-references Cadillac 52401710, Chevrolet 52401710 and Chevrolet 52491670 for the same application. See all 7.

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Denso Rear A/C Expansion Valve

Denso New Expansion Valve 475-2056 is a rear A/C expansion valve for vehicles with rear air conditioning. It regulates refrigerant flow into the evaporator so the system can maintain proper cooling performance. For applications such as the Cadillac Escalade ESV, Chevrolet Suburban, and GMC Yukon XL, correct calibration is important to keep the rear HVAC circuit operating as intended.

Denso’s New Expansion Valve line focuses on OE-style replacement parts for automotive air conditioning systems. This angle valve design is built for the rear A/C circuit and is intended to match the vehicle’s original refrigerant control requirements.

  • Angle valve design for rear A/C systems
  • Controls liquid refrigerant flow through the evaporator
  • Helps maintain proper suction and discharge side separation
  • OE-style replacement for select GM rear HVAC applications
  • Part number 475-2056 for catalog and fitment lookup

Fitment Details

  • Fits 2003-2006 Cadillac Escalade ESV, rear.
  • Fits 2000-2006 Chevrolet Suburban 1500, rear.
  • Fits 2000-2006 Chevrolet Suburban 2500, rear.
  • Fits 2000-2006 GMC Yukon XL 1500, rear.
  • Fits 2000-2006 GMC Yukon XL 2500, rear.

What This Part Helps Address

  • Weak rear A/C cooling
  • Incorrect refrigerant metering at the evaporator
  • Rear HVAC performance loss in GM SUVs and trucks
  • Evaporator freeze-up caused by improper calibration
  • System strain from a restricted or malfunctioning expansion valve

Installation Notes

Verify the vehicle’s rear A/C configuration before ordering and match the valve type to the original part. This part cross-references Cadillac 52401710 and Four Seasons 39136 for the same application. Proper evacuation, leak checking, and recharge procedures should be followed after replacement to restore correct system operation.

Quality Assurance

Denso draws on decades of A/C engineering experience supplying components for automakers, and this expansion valve is built to support correct refrigerant control in the vehicle’s HVAC system. Part number 475-2056 is cataloged for select Cadillac Escalade ESV, Chevrolet Suburban, and GMC Yukon XL rear A/C applications.

Related reading

This part fits 32 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2006CadillacEscalade ESVRearRear A/C Expansion Valve; New Expansion Valve
2006ChevroletSuburban 1500RearRear A/C Expansion Valve; New Expansion Valve
2006ChevroletSuburban 2500RearRear A/C Expansion Valve; New Expansion Valve
2006GMCYukon XL 1500RearRear A/C Expansion Valve; New Expansion Valve
2006GMCYukon XL 2500RearRear A/C Expansion Valve; New Expansion Valve
2005CadillacEscalade ESVRearRear A/C Expansion Valve; New Expansion Valve
2005ChevroletSuburban 1500RearRear A/C Expansion Valve; New Expansion Valve
2005ChevroletSuburban 2500RearRear A/C Expansion Valve; New Expansion Valve
2005GMCYukon XL 1500RearRear A/C Expansion Valve; New Expansion Valve
2005GMCYukon XL 2500RearRear A/C Expansion Valve; New Expansion Valve
2004CadillacEscalade ESVRearRear A/C Expansion Valve; New Expansion Valve
2004ChevroletSuburban 1500RearRear A/C Expansion Valve; New Expansion Valve
2004ChevroletSuburban 2500RearRear A/C Expansion Valve; New Expansion Valve
2004GMCYukon XL 1500RearRear A/C Expansion Valve; New Expansion Valve
2004GMCYukon XL 2500RearRear A/C Expansion Valve; New Expansion Valve
2003CadillacEscalade ESVRearRear A/C Expansion Valve; New Expansion Valve
2003ChevroletSuburban 1500RearRear A/C Expansion Valve; New Expansion Valve
2003ChevroletSuburban 2500RearRear A/C Expansion Valve; New Expansion Valve
2003GMCYukon XL 1500RearRear A/C Expansion Valve; New Expansion Valve
2003GMCYukon XL 2500RearRear A/C Expansion Valve; New Expansion Valve
2002ChevroletSuburban 1500RearRear A/C Expansion Valve; New Expansion Valve
2002ChevroletSuburban 2500RearRear A/C Expansion Valve; New Expansion Valve
2002GMCYukon XL 1500RearRear A/C Expansion Valve; New Expansion Valve
2002GMCYukon XL 2500RearRear A/C Expansion Valve; New Expansion Valve
2001ChevroletSuburban 1500RearRear A/C Expansion Valve; New Expansion Valve
2001ChevroletSuburban 2500RearRear A/C Expansion Valve; New Expansion Valve
2001GMCYukon XL 1500RearRear A/C Expansion Valve; New Expansion Valve
2001GMCYukon XL 2500RearRear A/C Expansion Valve; New Expansion Valve
2000ChevroletSuburban 1500RearRear A/C Expansion Valve; New Expansion Valve
2000ChevroletSuburban 2500RearRear A/C Expansion Valve; New Expansion Valve
2000GMCYukon XL 1500RearRear A/C Expansion Valve; New Expansion Valve
2000GMCYukon XL 2500RearRear A/C Expansion Valve; New Expansion Valve
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Cadillac — 52401710Chevrolet — 52401710Chevrolet — 52491670Four Seasons — 39136Global Parts Distributors LLC — 3411320GMC — 52401710GMC — 52491670