GM Service Manual Online
For 1990-2009 cars only

Adhesives, Fluids, Lubricants, and Sealers for GMC Truck TopKick C-Series (Crew) C6/C7/C8 2003

Application

Type of Material

GM Part Number

Rear Axle Housing Cover

Sealant

12346240 or equivalent

Rear Drive Axle - Dana® 286 Axle

Lubricant

12345841 or equivalent