AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System
1983 GMC C6000 equipped with 8.2L V8 Diesel, 6.0L V8 Gas, 5.7L V8 Gas, 4.8L L6 Gas OHV, 10.4L V8 Diesel
AC System Seal Kit Caps and Valve Core Seal Kit w/ R12 or R134a Retrofit System