Rear Gate Module Replacement

WARNING: This page is about a different car, the 2021 GMC Sierra 3500 HD and 2021 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Pickup Box Endgate Access Hole Cover Panel Replacement (With Step)Pickup Box Endgate Access Hole Cover Panel Replacement (Without Step)
1	Latch Control Module Bracket Bolt [ 3x ] CAUTION: Fastener Caution Tighten 2.5 N.m (22 lb in)
2	Accessory and Liftgate Control Module Procedure Disconnect the electrical connector. Perform the necessary programming and setup procedure:Control Module References

Callout

Component Name

Preliminary Procedure
Pickup Box Endgate Access Hole Cover Panel Replacement (With Step)Pickup Box Endgate Access Hole Cover Panel Replacement (Without Step)

Latch Control Module Bracket Bolt [ 3x ]

CAUTION:

Fastener Caution

Tighten
2.5 N.m (22 lb in)

Accessory and Liftgate Control Module

Procedure

Disconnect the electrical connector.
Perform the necessary programming and setup procedure:Control Module References