DeVille V8-4.6L VIN Y (1998)
Coolant: Fluid Type Specifications
ENGINE COOLANT
A 50/50 mixture of clean drinkable water and use only GM Goodwrench(R) DEX-COOL(R) or Havoline(R) DEX-COOL(R) (orange-colored,
silicate-free) coolant, conforming to GM Specification 6277M.
CAUTIONS:
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If silicate coolant is added to the cooling system, premature engine, heater core or radiator corrosion may result. In addition, the coolant will
require change SOONER, at 50,000 km (30,000 miles) or 24 months.
