2006-2007 Buick Terraza CX. 2006-2007 Buick Terraza CXL. Notes: Engine Water Pump. Warranty Policy. Gasket Included: With Gasket. Replaces OE Number: 12061, 20345, 42586, 58672, 96187, 111124, 181922, 251697, 252897, 512321, 942586, 1309660, 01490214, 5513153, 12591880, 12609000, 54309660, 89017757, 89060479, 1309660M, 1AMWP00021, AW6020, AWP2061, CP6020, DP981, G9660, P2061, PWP2061, T1205, US6020, W2.