2015 GMC Terrain



Is there a sectioning procedure available for the rear rail?


GMC does not have a sectioning procedure for the rear rail.

Check out the General Motors position statement: Collision Sectioning Warning

GMC has a partial replacement at factory seams procedure for the rear rail. The procedures can be found at

For short videos that show how to purchase and access the GMC collision repair information, check out the GMC OEM Information page.

A tool that may be used to find out if the vehicle maker has a partial replacement or sectioning procedure is the I-CAR developed OEM Partial Part Replacement Search.

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