Alternator 145 Amp Fits 10-16 EXPRESS 2500 VAN 3790031 This part requires VIN (Vehicle Identification Number) verification prior to shipping. Please send VIN prior to purchase, or include in your purchase notes. If not, VIN will be requested after purchase, prior to shipping the order. Without VIN verification, orders are subject to seller cancellation. If you have any questions about this part, or any other parts from this vehicle, please click HERE to send us a message. We answer all questions promptly during regular business hours. Monday through Friday 7am-5pm Central Time. Donor Vehicle Information Model: SIERRA150 Year: 2010 Mileage: 91000 Stock Number: 18N101 Specific Part Notes: ID ON DISMANTLE, 145 amp (opt KG3),4 Explanation of damage codes in part notes: - Part Fitment Information This part will fit these makes and models with these options AVALANCHE 1500 10 145 amp (opt KG3), ID 20989651 ESCALADE 10 6.2L, 145 amp (opt KG3), ID 20989651 ESCALADE ESV 10 145 amp (opt KG3), ID 20989651 ESCALADE EXT 10 145 amp (opt KG3), ID 20989651 EXPRESS 1500 VAN 10-11 145 amp, ID 20989651 EXPRESS 1500 VAN 12 145 amp, 4.3L, 4 wire connector EXPRESS 1500 VAN 12 145 amp, 5.3L, ID 20989651 EXPRESS 2500 VAN 10-11 145 amp, ID 20989651 EXPRESS 2500 VAN 12-16 145 amp, 4.8L EXPRESS 2500 VAN 12-16 145 amp, 6.0L EXPRESS 3500 VAN 10-11 145 amp, ID 20989651 EXPRESS 3500 VAN 12-16 145 amp, 4.8L EXPRESS 3500 VAN 12-16 145 amp, 6.0L SAVANA 1500 VAN 10-11 145 amp, ID 20989651 SAVANA 1500 VAN 12 145 amp, 4.3L, 4 wire connector SAVANA 1500 VAN 12 145 amp, 5.3L, ID 20989651 SAVANA 2500 VAN 10-11 145 amp, ID 20989651 SAVANA 2500 VAN 12-16 145 amp, 4.8L SAVANA 2500 VAN 12-16 145 amp, 6.0L SAVANA 3500 VAN 10-11 145 amp, ID 20989651 SAVANA 3500 VAN 12-16 145 amp, 4.8L SAVANA 3500 VAN 12-16 145 amp, 6.0L SIERRA 1500 PICKUP 10 145 amp (opt KG3), ID 20989651 SIERRA DENALI 10 145 amp (opt KG3), ID 20989651 SILVERADO 1500 PICKUP 10 145 amp (opt KG3), ID 20989651 SUBURBAN 1500 10 145 amp (opt KG3), ID 20989651 SUBURBAN 2500 10 145 amp (opt KG3), ID 20989651 TAHOE 10 145 amp (opt KG3), ID 20989651 YUKON 10 145 amp (opt KG3), ID 20989651 YUKON XL 1500 10 145 amp (opt KG3), ID 20989651 YUKON XL 2500 10 145 amp (opt KG3), ID 20989651 If you do not see your vehicle in this list, please click HERE to send us a message so before buying so we can verify if it will fit your vehicle. - Our Promise Our Promise is that you are completely satisfied with every part you buy from Counselman Auto Recycling If you have a problem with the part, changed your mind or the part does not fit, simply let us know. If you need help with how to return an item, send us a message. We are here to help. - Shipping Information This part willl ship with Fedex or USPS with live tracking information. The tracking number will be posted to and you can find it in your item purchase history.