Maintenance Schedule
See also:
Weatherstrips
Apply silicone grease on weatherstrips to make them last longer, seal better, and not stick or squeak. See Recommended Fluids and Lubricants on page 11‑12. ...
Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle.
Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑64.
Added electrical equipment ...
Confident and agile driving experience
Two new engines are offered on all GMC Terrain models, each with fuel-saving
direct injection and variable valve timing technology. Vehicle highlights
include:
New 3.0L DOHC direct injected V-6 ...





