Upgrade your classic Buick Fullsize or Riviera with our O.E.M. Quality Air Conditioning Thermal Limiter. Designed specifically for models from 1972 to 1976, this essential component ensures your air conditioning system operates efficiently, delivering optimal cooling performance. Unlike generic alternatives, our thermal limiter connects seamlessly to your existing air conditioning harness near the rear of the compressor, maintaining the integrity and reliability of your vehicle's HVAC system.