1974 GMC G25/G2500 Van equipped with 5.7L V8 Gas OHV, 4.8L L6 Gas OHV, 4.8L L6 Gas, 4.1L L6 Gas OHV, 4.1L L6 Gas
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Mineral Oil See Under Hood Decal Mineral Oil When retrofitting to R134a PAG Oil must be used.
1974 GMC G25/G2500 Van equipped with 5.7L V8 Gas OHV, 4.8L L6 Gas OHV, 4.8L L6 Gas, 4.1L L6 Gas OHV, 4.1L L6 Gas
Mineral Oil See Under Hood Decal Mineral Oil When retrofitting to R134a PAG Oil must be used.