
ACDelco GM Original Equipment Air Conditioning Evaporator Temperature Sensor (Programming Required)
GM Part #39090811
ACDelco Part #15-51391
About this product
ACDelco GM Original Equipment A/C Refrigerant Temperature Sensors measure the temperature of the refrigerant discharged from the evaporator core in the low side refrigerant line and are GM-recommended replacements for your vehicle's original components. The A/C refrigerant temperature sensor data is used to cycle the A/C compressor ON and OFF to prevent the evaporator core from freezing. These original equipment A/C refrigerant temperature sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
- This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
- GM-recommended replacement part for your GM vehicle's original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)
Please visit our warranty page on Gmparts.com for full warranty details.

