THIS AUCTION IS FOR ALL THE CHEVY / GMC ASTRO / SAFARI VAN TBI THROTTLE BODY SENSORS THAT YOU SEE IN THE PICTURE. THEY INCLUDE THE EARLY MODEL 1987-90 THROTTLE POSITION SENSOR THE MAP SENSOR THE ELECTRONIC SPARK CONTROL THE IGNITION MODULE AND THE IAC IDLE AIR CONTROL. THE SENSORS WILL ALSO WORK ON CHEVROLET / GMC PICKUP TRUCKS AND VANS FULL SIZE BLAZERS GMC SIERRAS PICKUPS FULL SIZE JIMMYS. IT'S ALWAYS GOOD TO HAVE A SPARE SET OF SENSORS IN YOUR TOOL BOX IN CASE YOU HAVE A PROBLEM WHEN YOUR TRAVELING. I ALSO HAVE OTHER CHEVY TRUCK ECM COMPUTERS AND TBI FUEL INJECTORS FOR 2.5 2.8 4.3 5.0 AND 5.7 LITER ENGINES UP FOR AUCTION IF YOU CHECK OUT MY OTHER AUCTIONS. PLEASE VIEW MY OTHER AUCTIONS AND EBAY STORE FOR MORE CHEVROLET C/K SILVERADO GMC SIERRA FORD F-150 JEEP CHEROKEE WAGONEER TRUCK PARTS. THANKS!!!!