Frozen Lock Cylinder Repair
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.