CTS V6-3.2L VIN N (2003)
yellow and stamped with the letter R and the left lever is color coded olive drab and stamped with the letter L. The right rod retainer is color coded
yellow and the left rod retainer is color coded green. This determine on which side of the vehicle the lock cylinder will be installed.
1. Hold the uncoded cylinder assembly (1) so the side with four tumbler spring wells is facing upward.
IMPORTANT: The front side door lock cylinder tumblers (10) are not self retaining and must be held in place if the key is not fully inserted into the
lock cylinder, or the tumbler retainer (3) is properly staked into the cylinder.
2. Insert one tumbler spring (5) into the four tumbler spring wells.
3. The first tumbler to be loaded will be key cut position, number 4. Determine the cut depth at this position and install the corresponding tumbler (1)
into the tumbler slot nearest the front of the lock cylinder Assembly the end where the key is inserted.
4. Install the three remaining tumblers on this side of the lock cylinder, key cut positions 6, 8 and 10.
