AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System
1983 GMC General equipped with 9.3L V8 Diesel, 9.0L V6 Diesel, 7.0L L6 Diesel, 14.6L L6 Diesel Turbo, 14.0L L6 Diesel Turbo, 12.1L V8 Diesel
AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System