Heating and Cooling› Air Conditioning

FOUR SEASONS

RELAY

$26.43

SKU: F027 37555

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Four Seasons 37555 is an A/C compressor control relay designed for reliable HVAC system performance. This standard relay operates at 12 volts and features four blade terminals with a male, rectangular connector. It has a 20-amp amperage rating and a black housing without a bracket, ensuring a straightforward installation.

Engineered to meet or exceed OEM specifications, this relay is a direct replacement part for Cadillac CTS models from 2003. It addresses common issues such as intermittent A/C operation, electrical failures, and blown fuses related to the compressor relay.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandFOUR SEASONS
Part NumberF027 37555

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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