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Fastener Specifications

WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Reusable Threaded Fastener Tightening Specifications

NOTE:

All fasteners listed in this table can be reused after removal. 

Application Specification
Metric (English)
Inside Rearview Mirror Bolt 1.8 N.m (16 lb in)
Outside Rearview Mirror Bolt 9 N.m (80 lb in)
Outside Rearview Mirror Actuator Bolt 1.2 N.m (11 lb in)
Outside Rearview Mirror Opening Applique Bolt 0.9 N.m (8 lb in)