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Home >> GMC >> 2021 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 200 (Sunroof) >> Repair Instructions >> Sunroof/Sunshade Motor Initialization >> Initialization Procedure

Initialization Procedure

WARNING: This page is about a different car, the 2021 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

"Initialization" refers to the sunroof system learning the location of the hard stop. Initialization is done in the following scenarios:

Until the drive assembly has been initialized, the express open and close switch inputs and manual open inputs are disregarded. During the process of initialization, anti-pinch detection is not active. An Initialization process that was not carried out completely can be started again at any time after first cycling power.