cciyu Ignition Coil Control Module LX340 6H1018 D1943A D1960A D1978 D1979 D1990 D1993 Replacement fit for 1985-1993 Buick Cadillac 1985-1998 Chevrolet 1985-1999 GMC (1PCS) Superior quality part Ready to use, Direct Replacement Package included:1x LX340 Brand New ignition coil Built to strict quality control standards and 100% Factory tested Please carefully read the Compatibility to insure you are ordering in the correct ignition coil