Engine block heater

Years 1963–81 Models 6 Factory citations 7

Also described as Engine Block Heater

Documented applications

Camaro

1968–1969 Factory-verified

from Oct 67

GM Heritage factory kit — 1969 Chevrolet Camaro, p.159.
1970–1981 Factory-verified

GM Heritage factory kit — 1975 Chevrolet Camaro, p.79.
GM Heritage factory kit — 1981 Chevrolet Camaro, p.11.

Chevelle / El Camino

1968–1970 Factory-verified

GM Heritage factory kit — 1969 Chevrolet Chevelle, p.12.
GM Heritage factory kit — 1970 Chevrolet Chevelle, p.85.

Corvette (C3)

1969 Factory-verified

$10.55; 824 built

GM Heritage factory kit — 1969 Chevrolet Corvette, p.5.

Impala / Full-Size

1963–70s (varies) Confirmed

Nova / Chevy II

1968–1969, 1973–1979 Factory-verified

GM Heritage factory kit — 1969 Chevrolet Nova, p.67.

C/K Trucks

1967–72 Confirmed

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This page aggregates every documented appearance of K05 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.