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Remove or Replace 2015+ Style GM Tow Mirror Lower Glass (1988-2019 Chevy/GMC Tow Mirrors)

How to Remove and Replace Your 2015+ Style Chevy/GMC Tow Mirror Lower Glass
1988-2019 Silverado or Sierra Trucks


The instructions below will cover the removal and replacement of GM 2015+ Style Lower Glass on 2015-2019 OEM or 1988-2019 GM aftermarket Chevy and GMC tow mirrors. This procedure applies to OEM mirrors, Boost Auto Parts Mirrors, and other aftermarket mirrors. If your lower glass is broken or shattered on your towing mirrors, this simple procedure will resolve that issue in just 5 minutes.

Cross reference GM OEM part numbers: 23444114 and 23444113

Boost Auto Parts also offers other tow mirror parts and accessories such as our Plug and Play Heated Lower Glass upgrade kit for 2015 Style GM Tow Mirrors. Find all vehicle parts, harnesses, and upgrades on our website.

Link to installation video: https://youtu.be/tSoX0PSkCtk

Link to technical install document: 2015+ Style Lower Glass Installation

Vehicle Fitment: 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 C1500 C2500 C3500 or K1500 K2500 K3500 Trucks and 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 Chevrolet Silverado 1500 2500 3500 & GMC Sierra 1500 2500 3500 Trucks

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Full Installation Video:

Safety glasses and gloves should be worn at all times while performing this procedure.

Step 1:

Angle the upper glass down as far as it will go.

Step 2:

Snapping Style

If the glass on your mirror has these tabs around the mount, your lower glass will simply snap off.

Screw Style

If the glass on your mirror has NO tabs, your lower glass must be broken before it can be removed.

To do this, please reference our install video or technical manual.

Step 3 (Snapping Style):

Snap the lower glass off by placing your fingers behind the lower glass and pulling away from the mirror.

Step 4:

Snap in the new lower glass by aligning the glass with the mount, then apply pressure evenly to the center portion of the glass with the palm of your hand.

Your Installation is now complete!

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For supplemental and full in depth instructions, please reference our Installation Manual or Installation Video listed below. If you have any questions about this product please reach out to our sales team by phone or email here.

Install Video: Remove or Replace 2015+ Style GM Tow Mirror Lower Glass

Install Manual: 2015+ Style Lower Glass Installation