HomeHVAC > A/C Flow RestrictorsUniversal Air EX31053C A/C Orifice Tube
Part #: EX31053C

Universal Air EX31053C A/C Orifice Tube

Light Gray PPOT Relacement Orifice Tube
30 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Light Gray PPOT Relacement Orifice Tube
Fitment: Buick, Chevrolet, Pontiac, and Oldsmobile, Century, Regal, Impala, Monte Carlo, Grand Prix, and Intrigue
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Universal Air A/C Orifice Tube EX31053C

The Universal Air Light Gray PPOT Replacement Orifice Tube EX31053C is designed to regulate refrigerant flow in automotive air conditioning systems. This A/C orifice tube is compatible with select Buick, Chevrolet, Oldsmobile, and Pontiac models, ensuring proper cooling performance.

  • Compatible with Buick Century, Chevrolet Impala, Monte Carlo, Oldsmobile Intrigue, Pontiac Grand Prix, and Regal
  • Part number EX31053C for precise identification
  • Light Gray PPOT Replacement Orifice Tube from Universal Air brand line
  • Controls refrigerant flow to maintain optimal A/C system pressure
  • Durable construction for reliable HVAC performance

Product Line Details: Light Gray PPOT Replacement Orifice Tube

The Light Gray PPOT Replacement Orifice Tube line by Universal Air focuses on providing accurate flow restriction components for automotive A/C systems. This product line is engineered to meet OEM specifications for flow rate and durability, making it suitable for various General Motors vehicles. The EX31053C orifice tube is part of this line, offering consistent refrigerant metering to support efficient air conditioning operation.

Detailed Product Description

The EX31053C A/C orifice tube is a critical component in the HVAC system, responsible for metering refrigerant flow from the condenser to the evaporator. Proper function of this orifice tube helps maintain system pressure balance and prevents compressor damage. This replacement part is specifically designed for use in Buick Century, Chevrolet Impala and Monte Carlo, Oldsmobile Intrigue, and Pontiac Grand Prix and Regal models. Using the correct orifice tube ensures the air conditioning system operates within manufacturer specifications.

Common Applications and Issues Addressed

  • Restores proper refrigerant flow in A/C systems experiencing low cooling output
  • Replaces clogged or damaged orifice tubes causing pressure imbalances
  • Prevents compressor failure due to improper refrigerant metering
  • Addresses inconsistent cabin temperature regulation
  • Helps resolve system freeze-ups caused by flow restrictions

Installation Notes and Tips

  • Ensure system is fully evacuated and depressurized before removal
  • Verify compatibility with vehicle make and model prior to installation
  • Inspect surrounding components for wear or damage during replacement
  • Use proper tools to avoid damage to the orifice tube or A/C lines
  • Follow manufacturer guidelines for refrigerant recharge after installation

Quality Assurance and Warranty

Universal Air manufactures the EX31053C orifice tube to meet industry standards for durability and performance. While specific warranty details are not provided, Universal Air products typically undergo quality control testing to ensure reliability in HVAC applications. Using this replacement orifice tube helps maintain the integrity of the vehicle’s air conditioning system.

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005BuickCenturyN/AGM Replacement; Light Gray PPOT Relacement Orifice Tube
2004BuickCenturyN/AGM Replacement; Light Gray PPOT Relacement Orifice Tube
2004BuickRegalN/A2nd Design; PPOT Replacement; Light Gray PPOT Relacement Orifice Tube
2003BuickCenturyN/AGM Replacement; Light Gray PPOT Relacement Orifice Tube
2003BuickRegalN/A2nd Design; PPOT Replacement; Light Gray PPOT Relacement Orifice Tube
2003ChevroletImpalaN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2003ChevroletMonte CarloN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2003PontiacGrand PrixN/Awith Plastic Porous Orifice Tube; Light Gray PPOT Relacement Orifice Tube
2002BuickCenturyN/AGM Replacement; Light Gray PPOT Relacement Orifice Tube
2002BuickRegalN/A2nd Design; PPOT Replacement; Light Gray PPOT Relacement Orifice Tube
2002ChevroletImpalaN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2002ChevroletMonte CarloN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2002OldsmobileIntrigueN/Awith Porous Plastic Orifice Tube; Light Gray PPOT Relacement Orifice Tube
2002PontiacGrand PrixN/Awith Plastic Porous Orifice Tube; Light Gray PPOT Relacement Orifice Tube
2001BuickCenturyN/AGM Replacement; Light Gray PPOT Relacement Orifice Tube
2001BuickRegalN/A2nd Design; PPOT Replacement; Light Gray PPOT Relacement Orifice Tube
2001ChevroletImpalaN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2001ChevroletMonte CarloN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2001OldsmobileIntrigueN/Awith Porous Plastic Orifice Tube; Light Gray PPOT Relacement Orifice Tube
2001PontiacGrand PrixN/Awith Plastic Porous Orifice Tube; Light Gray PPOT Relacement Orifice Tube
2000BuickCenturyN/AGM Replacement; Light Gray PPOT Relacement Orifice Tube
2000BuickRegalN/A2nd Design; PPOT Replacement; Light Gray PPOT Relacement Orifice Tube
2000ChevroletImpalaN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2000ChevroletMonte CarloN/AFitment: Compatible with vehicles equipped with 2nd design A/C receiver drier.; Light Gray PPOT Relacement Orifice Tube
2000OldsmobileIntrigueN/Awith Porous Plastic Orifice Tube; Light Gray PPOT Relacement Orifice Tube
2000PontiacGrand PrixN/Awith Plastic Porous Orifice Tube; Light Gray PPOT Relacement Orifice Tube
1999BuickCenturyN/AGM Replacement; Light Gray PPOT Relacement Orifice Tube
1999BuickRegalN/A2nd Design; PPOT Replacement; Light Gray PPOT Relacement Orifice Tube
1999OldsmobileIntrigue3.5LV6N/Awith Porous Plastic Orifice Tube; Light Gray PPOT Relacement Orifice Tube
1999PontiacGrand PrixN/Awith Plastic Porous Orifice Tube; Light Gray PPOT Relacement Orifice Tube

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.