GM Fuse panel diagram needed | K5 BLAZER NETWORK Aug 12, 2007GM Fuse panel diagram needed. Discussion in 'The Garage My cab is from the mid 80's maby 83 or 85. I need a scan of the service manual fuse panel diagram listing fuse location and function. Could any one provide a link or a scan from a service manual? Since then it has grown to be a leader among full size Chevrolet K5 Blazer and GMC86 k5 ecm fuse location | K5 BLAZER NETWORKSep 03, 2015Fuel pump relay and fuse location on 91 K5 | K5 BLAZER NETWORKSep 11, 2002See more results SOLVED: I cant find the fuse block on my 1989 k5 blazer i cant find the fuse block on my 1989 k5 blazer 4x4 - Chevrolet 1989 S-10 Blazer question. Search Fixya Where is the horn located on an 1989 Chevy k5 blazer. it is underneith a bracket behind the driver side headlight. :) Mar 24, 1989 blazer fuse box diagram? fuse box diagram. Aug 15, 2014 | 1989 Chevrolet S-10 Blazer.