Camshaft Pulley Timing Mark - Revised Alignment
9216chevy02
Number: 90-329-6A
Section: 6A
Date: August 1990
Corporate Bulletin No.: 036105
Subject:
CAMSHAFT PULLEY TIMING MARK ALIGNMENT
Model and Year:
1990 GEO STORM
TO: ALL CHEVROLET DEALERS
This bulletin revises the camshaft and tension pulley procedure on page 6A1-12 of the 1990 GEO Storm Service Manual (ST371-90). *Rotate the crankshaft to position the number 4 cylinder at TDC on the compression stroke; align the camshaft pulley timing mark to the 9 o'clock position.