4
manuals
Manuals and documents
View any document right in your browser, or download the PDF.
PDF
Limited Warranty and Owner Assistance Information
Most used
PDF
Owner Manual
PDF
Trailer Towing Supplement
PDF
Vehicle Reference Information
About this product
This page collects every official document GMC publishes for the 2026 Terrain — so you can install, troubleshoot, or check warranty terms without hunting through a drawer.