Shop OEM General Motors Part # 55503649 (12560179). Block Heater. Heater Assembly - Engine Cooling. Express 2500. Express 3500. Express, Savana. Savana 2500. Savana 3500. COOLING SYSTEM

Expansion tank cap; Express 2500. Expansion tank cap; Express 3500. Expansion tank cap; Savana 2500. Expansion tank cap; Savana 3500. Express 2500; Lower. Express 2500; Rear. Express 2500; Upper. Express 2500; Water Pump Inlet. Express 3500; Lower. Express 3500; Rear. Express 3500; Upper. Express 3500; Water Pump Inlet. Savana 2500; Lower. Savana 2500; Rear. Savana 2500; Upper. Savana 2500; Water Pump Inlet. Savana 3500; Lower. Savana 3500; Rear. Savana 3500; Upper. Savana 3500; Water Pump Inlet.

Express 2500. Express 3500. Savana 2500. Savana 3500.