Frozen Lock Cylinder Repair
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
Tools Required
J 25070 Heat Gun
Repair frozen lock cylinders due to cold weather using the following procedure:
Important: Be careful not to damage painted surfaces while using a heat gun.
- Apply heat to the cylinder area with a heat gun J 25070.
- Use a paper clip or similar item in order to hold the shutter door open.
- Use compressed air and a blow gun attachment in order to force air into the cylinder.
- While holding the shutter door open, inject a small amount of multi-purpose lubricant GM P/N 12346241 (Canadian P/N 10953474) or equivalent.
- Work the key into the cylinder several times.
- Wipe any excess lubrication residue from the key.