For 1989-1990 GMC C6000 Ignition Control Module Connector Wells 86678SGSB

For GMC C6000 Topkick Ignition Control Module Connector Wells 68636MNSQ

For 1990 GMC C6000 Ignition Control Module Connector API 57231KRKN

For 1989-1990 GMC C7000 Ignition Control Module Connector Wells 22482HHFV

For 1989-1990 GMC C7000 Ignition Control Module Connector Wells 71634CRWN

For GMC C6000 Topkick Ignition Control Module Connector Wells 69741ZDZR

For 1990-1996 GMC C6000 Topkick Ignition Control Module Connector API 31866CHRP

For 1989-1990 GMC C6000 Ignition Control Module Connector 16992FHCH 6.0L V8