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Four Seasons 37555 A/C Compressor Control Relay
| Brand | Four Seasons 37555 |
|---|---|
| Amperage Rating | 20 |
| Bracket? | w/o Bracket |
| Color | Black |
| Connector Gender | Male |
| Connector Qty | 1 |
| Connector Shape | Rectangular |
| Description | Relays |
| Meets / Exceeds OEM? | Yes |
| Style | Standard Relay |
| Terminal Gender | Male |
| Terminal Quantity | 4 |
| Terminal Type | Blade |
| Type | Standard |
| Voltage | 12 |
| Product line | Relay |
| Fits | Cadillac · 1 vehicle |
OE direct replacement. Meets or exceeds OEM requirements for dependable relay performance.
Standard relay design. 12-volt, 20-amp operation with blade terminals for straightforward installation.
Compact rectangular connector. Single male connector and 4 terminals in a black housing.
Cross-references Dorman - HELP 20712, Four Seasons 20275 and Four Seasons 37555 for the same application. See all 8.
A/C Compressor Control Relay for 2003 Cadillac CTS
Four Seasons Relay 37555 is a standard 12-volt A/C compressor control relay built with a 4-blade male terminal layout and a rectangular connector. It meets or exceeds OEM requirements and is rated at 20 amps for dependable HVAC relay service.
Compatible with 2003 Cadillac CTS applications, this Four Seasons Relay line part is a direct-fit style standard relay for controlling compressor circuit operation. The black, bracketless design uses a single male connector and standard relay construction for straightforward replacement in the HVAC relay circuit.
Key Features
- Four Seasons Relay 37555 A/C compressor control relay
- 12-volt standard relay design
- 20-amp amperage rating
- 4 blade terminals with male connector and male terminal ends
- Rectangular connector shape, black housing, w/o bracket
- Meets or exceeds OEM specifications
Product Details
Four Seasons Relay 37555 is part of the Relay product line and is built as a standard type relay for HVAC control circuits. In 2003 Cadillac CTS vehicles, this relay is used in the A/C compressor cut-out circuit and is also referenced as an engine cooling fan motor relay in the application notes. The design supports reliable electrical switching in systems that require a compact 12V relay with blade terminals.
This part cross-references Dorman - HELP 20712 for the same application.
Common Problems This Relay Can Address
- A/C compressor not engaging
- Intermittent compressor cut-out operation
- Relay-related HVAC electrical switching faults
- Cooling fan relay circuit issues noted in the vehicle application
- Failed or worn standard relay contacts
Installation Notes and Tips
Verify the terminal layout, connector shape, and amperage rating before installation. Match the original relay position and confirm the vehicle uses a 12-volt, 4-terminal blade-style relay with a rectangular male connector. Inspect the relay socket and surrounding wiring for heat damage or corrosion before installing the replacement.
Quality Assurance
Four Seasons designs this relay to meet or exceed OEM specifications for the listed application. Use the part number 37555 to confirm the correct replacement for your 2003 Cadillac CTS HVAC relay needs.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Cadillac | CTS | N/A | A/C Compressor Cut-Out Relay also known as Engine Cooling Fan Motor Relay.; Relay |
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