BUILD MONTH

The build month of the Chevelle is coded as a single letter. First production month for the 1971 Chevelle was September of 1970.

Letter Month Letter Month
H August, 1970 J September, 1970
K October, 1970 L November, 1970
M December, 1970 A January, 1971
*B *February, 1971 C March, 1971
D April, 1971 E May, 1971
F June, 1971 G July, 1971