Dorman Throttle Body Unit P/N 977-161

Tags: Avalanche 1500, Buick, Cadillac, Chevrolet, Envoy xl, Escalade, Escalade esv, Escalade ext, Express 1500, Express 2500, Express 3500, Gmc, H2, Hummer, Rainier, Savana 1500, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 classic, Sierra 1500 hd, Sierra 1500 hd classic, Sierra 2500, Sierra 2500 hd, Sierra 2500 hd classic, Sierra 3500, Sierra 3500 classic, Silverado 1500, Silverado 1500 classic, Silverado 1500 hd, Silverado 1500 hd classic, Silverado 2500, Silverado 2500 hd, Silverado 2500 hd classic, Silverado 3500, Silverado 3500 classic, Ssr, Suburban 1500, Suburban 2500, Tahoe, W3500 forward, W3500 tiltmaster, W4500 forward, W4500 tiltmaster, Yukon, Yukon xl 1500, Yukon xl 2500