Fluid · A/C Refrigerant
A/C Refrigerant
for 1990 GMC Sierra 2500 7.4L V8 454 · 4WD
Fluid Type
R-12
Notes
C/K series heavy-duty pickup Always verify against the underhood charge label when legible — charge weight is a fill-to spec, not an estimate.
C/K series heavy-duty pickup Always verify against the underhood charge label when legible — charge weight is a fill-to spec, not an estimate.