GMC Terrain Denali 2015 Owner's Manual page 312

Usage
Power Liftgate Actuator Ball Joint,
Hood Latch Assembly, Secondary
Latch, Pivots, Spring Anchor, and
Release Pawl
Key Lock Cylinders, Hood and Door
Hinges
Weatherstrip Conditioning
Lubriplate Lubricant Aerosol (GM Part No. 89021668, in
Canada 89021674) or lubricant meeting requirements of NLGI #2,
Category LB or GC-LB.
Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or
Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Service and Maintenance
Fluid/Lubricant
11-13