- GM Single Pin Knock Sensor, Radiator Fan & Coolant Sensor Connector.
- Special Multi-Lock & Multi-Seal Repair Pigtail.
- It's oval shape acts as a secure lock when squeezed & then released.
- This sensor has a single pin & what is commonly called a "Mushroom Top."
- Fits Electric Cooling Fan Switches #3040674, 14043275 & 14043276.
- Replaces GM #12102621, 12051234.
- Replaces AC/Delco #PT308.
- +/- 11" White Wire Lead.
- Applications may include: Knock Sensors, Engine Shutdown Switch, AC Compressor Wiring, Engine Coolant Temp Indicator, AC Compressor Hi-Pressure Cut-Off, and Various 1980 & newer GMC Make and Model Vehicles.
? WARNING: Cancer and reproductive harm - www.p65warnings.ca.gov