Heating and Air Conditioning

A/C Blower Switch Replacement
Changing the Coolant

Converting an R12 A/C System to use R134A
Courtesy Nissan Silicon Radiator Hoses

A/C fuse tip - fooling the ECU into running the radiator fans
Some info on WaterWetter

Automotive Air Conditioning Information Server
Environmentally Safe Refrigerant Service Techniques for Motor Vehicles