C 3500 Truck 2WD V8-454 7.4L VIN J SFI (1999)
Coolant: Fluid Type Specifications
Coolant/Water Mixture
50/50 %
Engine Coolant
50/50 mixture of clean, drinkable water and use only GM Goodwrench DEX-COOL
8m mc99all_ma_fluids 06/18/04 Sean Still Owners Manual Sean Still 28m
or Havoline DEX-COOL Coolant.