A 4E9 1 27 9 749 GASKET TELLTALE LH 1990 81 NOT SHOWN A 29 9 743 CASE CLUSTER A N S HOUSING TELLTALE RH LH 1980 81 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS BU CK 44W Y A A 6 91 9 101 9 000 GROUP