For 1990-2009 cars

Application | Type of Material | GM Part Number
--- | --- | ---
United States | Canada
Coolant Temperature Sensor Threads | Sealant | 12346004 | 10953480
Cylinder Head Core Hole Plug | Threadlock | 12345382 | 10953489
Cylinder Head Plug | Threadlock | 12345382 | 10953489
Engine Block Coolant Drain Hole Plug Sealing Washer | Sealant | 12346004 | 10953480
Engine Block Front Oil Gallery Plug | Threadlock | 12345382 | 10953489
Engine Block Oil Gallery Plug Sealing Washers | Sealant | 12346004 | 10953480
Engine Oil Pressure Sensor Threads | Sealant | 12346004 | 10953480
Engine Oil Supplement | Fluorescent Dye | 12345795 | 10953470
Exhaust Manifold Bolts | Threadlock | 12345493 | 10953488
Flywheel/Flex Plate Bolts | Threadlock | 12345382 | 10953489
Fuel Injection Fuel Rail Bolts | Threadlock | 12345382 | 10953489
Ignition Coil Bracket-to-Valve Cover Studs | Threadlock | 12345382 | 10953489
Ignition Coil-to-Bracket Bolts | Threadlock | 12345382 | 10953489
Intake Manifold Bolts | Threadlock | 12345382 | 10953489
Oil Pan Oil Gallery Plug Threads | Sealant | 12346004 | 10953480
Oil Pan Surface at Front Cover and Rear Housing | Sealant | 12378521 | 88901148
Thread Repair Component Cleaner | Cleaner | 12346139 | 10953463
Thread Repair Component Cleaner | Cleaner | 12377981 | 10953463
Thread Repair Cutting Oil | Lubricant | 1052864 | 992881