- 1975 Single-source
AK1 Single-source
Also described as Custom seat belts
Also documented for BuickChevrolet
Documented applications
- 1984, 1986–1988 Single-source
a content of option package 1 (W61) in 1987 and of preferred equipment group 1SA in 1988; Firebird years: thirdgen.org label decodes 1984, 1986; 3rdgenformula option pages 1987–1988
This page aggregates every documented appearance of AK1 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.