from the factory it has r12 in it,unless someone else changed it over to 134a
Should be R134
r134 a r134 a
A 1987 Chevy Blazer uses R12 refrigerant as shipped from the factory. Most have been converted to the more environmentally friendly R134a.
yes
R134 a
you have an AC leak
Should use R134A ..
It uses R134 refrigerant.
R134a
under right dash Rick
R134a
R134a