The procedure is to use a heat gun, apply heat to the cylinder area, hold the shutter open with a paper clip or a similar item and force air into the cylinder using compressed air and a blow gun attachment, the shutter open and inject a small amount of Super-Lube(R) GM P/N 12346241 (Canadian P/N 1093474) or equivalent, work the key into the cylinder several times, and wipe the excess lubricant from the key.
By BobGM Specialist
01/11/2022