1990 GMC K3500 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV
1
At Evaporator
ORIFICE TUBE IN OUTLET FITTING, FOR 1ST DES SEE 15599094 INLET A/C MANUAL CONTROLS(C60) 2nd Design
1990 GMC K3500 equipped with 7.4L V8 Gas OHV, 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV
At Evaporator
ORIFICE TUBE IN OUTLET FITTING, FOR 1ST DES SEE 15599094 INLET A/C MANUAL CONTROLS(C60) 2nd Design