OE Quality
60-Day Returns

Universal Air KT3803 A/C Compressor and Component Kit
Reliable A/C Compressor Kit for Toyota Sienna
The Universal Air Compressor Replacement Kit KT3803 is designed specifically for Toyota Sienna models requiring a dependable HVAC component upgrade. This A/C compressor kit ensures proper function of your vehicle's air conditioning system, restoring cooling performance efficiently.
- Compatible with Toyota Sienna models
- Part number KT3803 for precise identification
- Complete A/C compressor kit for HVAC system repair
- Manufactured by Universal Air, a recognized brand in automotive HVAC parts
- Designed to meet OEM specifications for fit and function
About the Universal Air Compressor Replacement Kit Line
The Compressor Replacement Kit product line by Universal Air focuses on providing comprehensive solutions for A/C system repairs. These kits include all necessary components to replace worn or damaged compressors, ensuring a streamlined installation process. The KT3803 is part of this line, tailored to fit Toyota Sienna vehicles, offering a reliable replacement option that aligns with the brand’s standards for quality and compatibility.
Product Details and Compatibility
The Universal Air KT3803 A/C Compressor Kit is engineered to restore the air conditioning system in Toyota Sienna vehicles. This kit is categorized under HVAC > A/C Clutch and Compressor and is intended for use as a direct replacement part. Using the correct part number KT3803 guarantees compatibility and helps maintain the integrity of your vehicle’s HVAC system. The kit supports the proper operation of the compressor clutch and overall cooling performance.
Common Issues Addressed by This Compressor Kit
- Loss of air conditioning cooling efficiency
- Compressor clutch failure or slipping
- Unusual noises from the A/C compressor
- Refrigerant leaks related to compressor wear
- Intermittent or no compressor engagement
Installation Notes and Tips
- Ensure vehicle compatibility by confirming Toyota Sienna model year before installation
- Follow manufacturer torque specifications for mounting bolts
- Replace the receiver/drier and expansion valve if recommended during A/C system service
- Evacuate and recharge the A/C system with proper refrigerant after installation
- Inspect related components such as belts and pulleys for wear
Quality Assurance and Warranty
Universal Air provides this Compressor Replacement Kit KT3803 with quality assurance aligned to industry standards. While specific warranty details are not provided here, Universal Air products typically come with a limited warranty covering defects in materials and workmanship. Always verify warranty terms with the supplier or manufacturer documentation.
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Toyota | Sienna | N/A | without Rear A/C; Complete Kit Includes #(s) CO 21603GLC,EX 10062C,RD 10017C,RO 0900B,RS 2584; Compressor Replacement Kit |
| 2002 | Toyota | Sienna | N/A | without Rear A/C; Complete Kit Includes #(s) CO 21603GLC,EX 10062C,RD 10017C,RO 0900B,RS 2584; Compressor Replacement Kit |
| 2001 | Toyota | Sienna | N/A | without Rear A/C; Complete Kit Includes #(s) CO 21603GLC,EX 10062C,RD 10017C,RO 0900B,RS 2584; Compressor Replacement Kit |
| 2000 | Toyota | Sienna | N/A | without Rear A/C; Complete Kit Includes #(s) CO 21603GLC,EX 10062C,RD 10017C,RO 0900B,RS 2584; Compressor Replacement Kit |
| 1999 | Toyota | Sienna | N/A | without Rear A/C; Complete Kit Includes #(s) CO 21603GLC,EX 10062C,RD 10017C,RO 0900B,RS 2584; Compressor Replacement Kit |
| 1998 | Toyota | Sienna | N/A | without Rear A/C; Complete Kit Includes #(s) CO 21603GLC,EX 10062C,RD 10017C,RO 0900B,RS 2584; Compressor Replacement Kit |
* 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.