1999 Peterbilt 397 A/C Relays, Sensors & Switches
- Four Seasons®HVAC System SwitchPeterbilt 397 1999, HVAC System Switch by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Four Seasons.Premium parts you can rely onDesigned to keep your A/C system in top shape$21.78 - $69.69
- Four Seasons®System Mounted Pressure TransducerPeterbilt 397 1999, System Mounted Pressure Transducer by Four Seasons®. With Round Connector Shape. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$44.76