V48 ● Confirmed

Chevrolet · Regular Production Option

Increased antifreeze protection

Years 1967–79 Models 3

Also described as Extra AntifreezeMaximum anti-freeze protection

Documented applications

Camaro →

• 1967–1969 ● Confirmed

  Canada

• 1970s ● Confirmed

  Canada

Chevelle / El Camino →

• 1970 ● Confirmed

C/K Trucks →

• 1967–72 ● Confirmed

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This page aggregates every documented appearance of V48 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.