Additional Information:
INCLUDE CORRECT RETAINER AND GASKET. THESE ARE BLACK W/GM LOGO LIKE ORIGINAL. VACUUM SUPPLY FOR THIS SENSOR IS A STRAIGHT NIPPLE AT THE LEFT FRONT OF INTAKE. THE OTHER SENSOR PORT GOES AND TEES OFF TO THE VACUUM ACTUATORS ON THE AIR CLEANER OR PAN. DESCRIPTION: THIS IS THE COLD START SENSOR USUALLY MOUNTED ON THE AIR CLEANER BASE. IT REGULATES THE AMOUNT OF EXHAUST MANIFOLD PRE-HEATED AIR ALLOWED TO THE ENGINE DURING WARM-UP.